{"id":123329,"date":"2022-06-01T18:34:23","date_gmt":"2022-06-02T01:34:23","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=123329"},"modified":"2022-06-02T19:41:31","modified_gmt":"2022-06-03T02:41:31","slug":"network-security-trends-cross-site-scripting","status":"publish","type":"post","link":"https:\/\/origin-unit42.paloaltonetworks.com\/ja\/network-security-trends-cross-site-scripting\/","title":{"rendered":"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u52d5\u5411: 2021\u5e7411\u6708\u301c2022\u5e741\u6708"},"content":{"rendered":"<h2><a id=\"post-123191-_4lt92rr5muov\"><\/a><strong>\u6982\u8981<\/strong><\/h2>\n<p>Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u7d99\u7d9a\u7684\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u3092\u89b3\u5bdf\u3057\u3001\u9632\u5fa1\u5074\u306b\u5f79\u7acb\u3064\u77e5\u898b\u3092\u63a2\u3057\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u307e\u3067\u306e\u4e3b\u306a\u52d5\u5411\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6700\u8fd1\u516c\u958b\u3055\u308c\u305f\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u3001\u6df1\u523b\u5ea6\u306a\u3069\u306e\u5206\u6790\u7d50\u679c\u3092\u3075\u304f\u3081\u3066\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u8106\u5f31\u6027\u3092\u5206\u985e\u3059\u308b\u3053\u3068\u3067\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u3084DoS (\u30b5\u30fc\u30d3\u30b9\u62d2\u5426) \u306a\u3069\u306e\u666e\u53ca\u72b6\u6cc1\u3092\u660e\u78ba\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3088\u304f\u4f7f\u308f\u308c\u308b\u624b\u53e3\u3068\u3057\u3066\u306f\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u304c\u76ee\u7acb\u3061\u307e\u3057\u305f\u3002\u65b0\u305f\u306b\u516c\u958b\u3055\u308c\u305f\u7d046,443\u4ef6\u306e\u8106\u5f31\u6027\u306e\u306a\u304b\u3067\u3082\u3001\u304b\u306a\u308a\u306e\u6570 (\u7d0410.6\uff05) \u3067\u3053\u306e\u624b\u6cd5\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u305f\u3060\u3057\u3001\u7d041\u51046,700\u4e07\u4ef6\u306e\u653b\u6483\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u8a55\u4fa1\u3057\u3066\u5b9f\u969b\u306b\u60aa\u7528\u306e\u898b\u3089\u308c\u305f\u6700\u65b0\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u4e2d\u5fc3\u306b\u898b\u3066\u3044\u304f\u3068\u3001\u653b\u6483\u3092\u5206\u985e\u3057\u305f\u969b\u3001\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u304c\u4f9d\u7136\u3068\u3057\u3066\u5927\u304d\u306a\u61f8\u5ff5\u4e8b\u9805\u3067\u3042\u308b\u4e00\u65b9\u3001 \u60c5\u5831\u306e\u958b\u793a\u3068\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u304c\u4e0a\u4f4d\u306b\u30e9\u30f3\u30af\u30a4\u30f3\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002\u9632\u5fa1\u5074\u306f\u3053\u3046\u3057\u305f\u52d5\u5411\u306b\u6ce8\u610f\u3092\u6255\u3044\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u7de9\u548c\u624b\u6cd5\u3092\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/next-generation-firewall\">\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u304b\u3089\u53ce\u96c6\u3057\u305f\u5b9f\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u304d\u3001\u3053\u308c\u3089\u306e\u8106\u5f31\u6027\u304c\u3069\u306e\u3088\u3046\u306a\u304b\u305f\u3061\u3067\u6d3b\u767a\u306b\u60aa\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u306b\u95a2\u3059\u308b\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u8106\u5f31\u6027\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u901a\u3058\u3066\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u653b\u6483\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u307e\u305f\u3001\u305d\u306e\u653b\u6483\u304c\u3069\u306e\u3088\u3046\u306a\u5834\u6240\u304b\u3089\u767a\u751f\u3057\u3066\u3044\u308b\u304b\u3092\u6642\u7cfb\u5217\u3067\u56f3\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u653b\u6483\u8005\u304c\u6700\u3082\u4e00\u822c\u7684\u306b\u60aa\u7528\u3057\u3066\u3044\u308b\u8106\u5f31\u6027\u3084\u3001\u5404\u653b\u6483\u306e\u6df1\u523b\u5ea6\u3001\u30ab\u30c6\u30b4\u30ea\u3001\u653b\u6483\u5143\u306a\u3069\u306e\u7d50\u8ad6\u3092\u5c0e\u304d\u51fa\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306eNGFW\u88fd\u54c1\u3092\u3054\u5229\u7528\u4e2d\u306e\u304a\u5ba2\u69d8\u306f\u3001<a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/subscriptions\/threat-prevention\">\u8105\u5a01\u9632\u5fa1<\/a>\u3084<a href=\"https:\/\/www.paloaltonetworks.com\/network-security\/advanced-url-filtering\">Advanced URL Filtering<\/a>\u306a\u3069\u306e<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/security-subscriptions\">\u30af\u30e9\u30a6\u30c9\u914d\u4fe1\u578b\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3<\/a>\u306b\u3088\u3063\u3066\u3001\u4eca\u56de\u53d6\u308a\u4e0a\u3052\u305f\u8106\u5f31\u6027\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">\u672c\u7a3f\u3067\u6271\u3046CVE<\/span><\/td>\n<td><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-44228\"><span style=\"font-weight: 400;\">CVE-2021-44228<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-45046\"><span style=\"font-weight: 400;\">CVE-2021-45046<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-38647\"><span style=\"font-weight: 400;\">CVE-2021-38647<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-20837\"><span style=\"font-weight: 400;\">CVE-2021-20837<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-22205\"><span style=\"font-weight: 400;\">CVE-2021-22205<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41349\"><span style=\"font-weight: 400;\">CVE-2021-41349<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-42237\"><span style=\"font-weight: 400;\">CVE-2021-42237<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41277\"><span style=\"font-weight: 400;\">CVE-2021-41277<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-22053\"><span style=\"font-weight: 400;\">CVE-2021-22053<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-36749\"><span style=\"font-weight: 400;\">CVE-2021-36749<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-43778\"><span style=\"font-weight: 400;\">CVE-2021-43778<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-21980\"><span style=\"font-weight: 400;\">CVE-2021-21980<\/span><\/a><span style=\"font-weight: 400;\">,\u00a0<\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-24750\"><span style=\"font-weight: 400;\">CVE-2021-24750<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-24946\"><span style=\"font-weight: 400;\">CVE-2021-24946<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41951\"><span style=\"font-weight: 400;\">CVE-2021-41951<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41174\"><span style=\"font-weight: 400;\">CVE-2021-41174<\/span><\/a><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u672c\u7a3f\u3067\u53d6\u308a\u4e0a\u3052\u308b\u653b\u6483\u306e\u7a2e\u985e\u3068\u8106\u5f31\u6027\u306e\u7a2e\u5225<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u3001\u30b5\u30fc\u30d3\u30b9\u62d2\u5426(DoS)\u3001\u60c5\u5831\u6f0f\u3048\u3044\u3001\u30d0\u30c3\u30d5\u30a1\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u3001\u7279\u6a29\u6607\u683c\u3001\u30e1\u30e2\u30ea\u7834\u58ca\u3001\u30b3\u30fc\u30c9\u5b9f\u884c\u3001SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3001\u5883\u754c\u5916\u8aad\u307f\u53d6\u308a\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30a9\u30fc\u30b8\u30a7\u30ea\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u3001\u30b3\u30de\u30f3\u30c9\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u3001\u4e0d\u9069\u5207\u306a\u8a8d\u8a3c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u306e\u30d0\u30a4\u30d1\u30b9<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Unit 42\u306e\u95a2\u9023\u30c8\u30d4\u30c3\u30af<\/span><\/td>\n<td><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/network-security-trends-ja\/\"><span style=\"font-weight: 400;\">network security trends (\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u52d5\u5411)<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/exploit-in-the-wild-ja\/\"><span style=\"font-weight: 400;\">exploits in the wild (\u5b9f\u969b\u306e\u60aa\u7528\u304c\u307f\u3089\u308c\u308b\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8)<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/attack-analysis-ja\/\"><span style=\"font-weight: 400;\">attack analysis (\u653b\u6483\u306e\u5206\u6790)<\/span><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>\u76ee\u6b21<\/strong><\/h2>\n<p><a href=\"#analysis\">\u516c\u958b\u3055\u308c\u305f\u8106\u5f31\u6027\u306e\u5206\u6790: 2021\u5e7411\u6708\uff5e2022\u5e741\u6708<\/a><\/p>\n<ul>\n<li><a href=\"#how-severe-are-the-latest-vulnerabilities\">\u6700\u65b0\u306e\u8106\u5f31\u6027\u306e\u6df1\u523b\u5ea6<\/a><\/li>\n<li><a href=\"#vulnerability\">\u8106\u5f31\u6027\u30ab\u30c6\u30b4\u30ea\u306e\u5206\u5e03<\/a><\/li>\n<\/ul>\n<p><a href=\"#network-security-trends-analysis\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u52d5\u5411: \u5b9f\u969b\u306b\u898b\u3089\u308c\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u5206\u6790: 2021\u5e7411\u6708\uff5e2022\u5e741\u6708<\/a><\/p>\n<ul>\n<li><a href=\"#data-collection\">\u30c7\u30fc\u30bf\u53ce\u96c6<\/a><\/li>\n<li><a href=\"#how-severe\">\u5b9f\u969b\u306e\u60aa\u7528\u304c\u898b\u3089\u308c\u308b\u653b\u6483\u306e\u6df1\u523b\u5ea6<\/a><\/li>\n<li><a href=\"#when-did-the-network\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u306e\u767a\u751f\u6642\u671f<\/a><\/li>\n<\/ul>\n<p><a href=\"#exploits-in-the-wild\">\u5b9f\u969b\u306e\u60aa\u7528\u304c\u898b\u3089\u308c\u308b\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8: 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306e\u8a73\u7d30\u5206\u6790<\/a><\/p>\n<ul>\n<li><a href=\"#attack-category-distribution\">\u653b\u6483\u30ab\u30c6\u30b4\u30ea\u306e\u5206\u5e03<\/a><\/li>\n<li><a href=\"#where-did-the-attacks-originate\">\u653b\u6483\u306e\u8d77\u70b9<\/a><\/li>\n<\/ul>\n<p><a href=\"#conclusion\">\u7d50\u8ad6<\/a><\/p>\n<p><a href=\"#additional-resources\">\u8ffd\u52a0\u30ea\u30bd\u30fc\u30b9<\/a><\/p>\n<h2><strong><a id=\"analysis\"><\/a>\u516c\u958b\u3055\u308c\u305f\u8106\u5f31\u6027\u306e\u5206\u6790: 2021\u5e7411\u6708\uff5e2022\u5e741\u6708<\/strong><\/h2>\n<p>2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3001\u5408\u8a08\u30676,443\u4ef6\u306eCVE (Common Vulnerabilities and Exposures) \u756a\u53f7\u304c\u65b0\u305f\u306b\u767b\u9332\u3055\u308c\u307e\u3057\u305f\u3002\u65b0\u3057\u304f\u516c\u958b\u3055\u308c\u305f\u3053\u308c\u3089\u306e\u8106\u5f31\u6027\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u4e0e\u3048\u308b\u6f5c\u5728\u7684\u306a\u5f71\u97ff\u306b\u3064\u3044\u3066\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u3001\u6df1\u523b\u5ea6\u3001\u6982\u5ff5\u5b9f\u8a3c\u30b3\u30fc\u30c9\u306e\u5b9f\u73fe\u53ef\u80fd\u6027\u3001\u8106\u5f31\u6027\u30ab\u30c6\u30b4\u30ea\u306b\u57fa\u3065\u3044\u305f\u898b\u89e3\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<p><strong><a id=\"how-severe-are-the-latest-vulnerabilities\"><\/a>\u6700\u65b0\u306e\u8106\u5f31\u6027\u306e\u6df1\u523b\u5ea6<\/strong><\/p>\n<p>\u8106\u5f31\u6027\u306e\u6f5c\u5728\u7684\u5f71\u97ff\u3092\u898b\u7a4d\u3082\u308b\u306b\u306f\u3001\u305d\u306e\u6df1\u523b\u5ea6\u306b\u3064\u3044\u3066\u691c\u8a0e\u3057\u3001\u5229\u7528\u53ef\u80fd\u306a\u4fe1\u983c\u3067\u304d\u308b\u6982\u5ff5\u5b9f\u8a3c (PoC) \u306e\u6709\u7121\u3092\u8abf\u67fb\u3057\u307e\u3059\u3002\u79c1\u305f\u3061\u304cPoC\u3092\u898b\u3064\u3051\u308b\u305f\u3081\u306b\u5229\u7528\u3057\u3066\u3044\u308b\u516c\u958b\u30bd\u30fc\u30b9\u306f\u3001Exploit-DB\u3001GitHub\u3001Metasploit\u306a\u3069\u3067\u3059\u3002\u6df1\u523b\u5ea6\u306e\u30b9\u30b3\u30a2\u304c\u300c\u4e2d\u300d\u4ee5\u4e0a\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b5,427\u4ef6\u306eCVE\u306e\u5206\u5e03\u306f\u3001\u4ee5\u4e0b\u306e\u8868\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<table style=\"width: 97.5195%; height: 178px;\">\n<tbody>\n<tr style=\"height: 56px;\">\n<td style=\"width: 22.1875%; height: 56px;\"><b>\u6df1\u523b\u5ea6<\/b><\/td>\n<td style=\"width: 16.875%; height: 56px;\"><b>\u4ef6\u6570<\/b><\/td>\n<td style=\"width: 15.3125%; height: 56px;\"><b>\u6bd4\u7387<\/b><\/td>\n<td style=\"width: 348.75%; height: 56px;\"><b>PoC\u304c\u5229\u7528\u53ef\u80fd<\/b><\/td>\n<\/tr>\n<tr style=\"height: 56px;\">\n<td style=\"width: 22.1875%; height: 56px;\"><span style=\"font-weight: 400;\">\u7dca\u6025 (Critical)<\/span><\/td>\n<td style=\"width: 16.875%; height: 56px;\"><span style=\"font-weight: 400;\">797<\/span><\/td>\n<td style=\"width: 15.3125%; height: 56px;\"><span style=\"font-weight: 400;\">14.7%<\/span><\/td>\n<td style=\"width: 348.75%; height: 56px;\"><span style=\"font-weight: 400;\">7.2%<\/span><\/td>\n<\/tr>\n<tr style=\"height: 56px;\">\n<td style=\"width: 22.1875%; height: 56px;\"><span style=\"font-weight: 400;\">\u9ad8 (High)<\/span><\/td>\n<td style=\"width: 16.875%; height: 56px;\"><span style=\"font-weight: 400;\">2299<\/span><\/td>\n<td style=\"width: 15.3125%; height: 56px;\"><span style=\"font-weight: 400;\">42.5%<\/span><\/td>\n<td style=\"width: 348.75%; height: 56px;\"><span style=\"font-weight: 400;\">3.0%<\/span><\/td>\n<\/tr>\n<tr style=\"height: 10px;\">\n<td style=\"width: 22.1875%; height: 10px;\"><span style=\"font-weight: 400;\">\u4e2d (Medium)<\/span><\/td>\n<td style=\"width: 16.875%; height: 10px;\"><span style=\"font-weight: 400;\">2331<\/span><\/td>\n<td style=\"width: 15.3125%; height: 10px;\"><span style=\"font-weight: 400;\">43.0%<\/span><\/td>\n<td style=\"width: 348.75%; height: 10px;\"><span style=\"font-weight: 400;\">3.5%<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"font-size: 10pt;\"><em>\u88681 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306b\u767b\u9332\u3055\u308c\u305fCVE\u306e\u6df1\u523b\u5ea6\u306e\u5206\u5e03<\/em><\/span><\/p>\n<figure id=\"attachment_123193\" aria-describedby=\"caption-attachment-123193\" style=\"width: 1012px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123193 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart.png\" alt=\"\u56f31. 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306b\u767b\u9332\u3055\u308c\u305fCVE\u306e\u6df1\u523b\u5ea6\u306e\u5206\u5e03\" width=\"1012\" height=\"626\" \/><figcaption id=\"caption-attachment-123193\" class=\"wp-caption-text\">\u56f31. 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306b\u767b\u9332\u3055\u308c\u305fCVE\u306e\u6df1\u523b\u5ea6\u306e\u5206\u5e03<\/figcaption><\/figure>\n<p>\u300c\u7dca\u6025\u300d\u306b\u5206\u985e\u3055\u308c\u305f\u8106\u5f31\u6027\u306f\u6700\u3082\u6570\u306f\u5c11\u306a\u3044\u3067\u3059\u304c\u3001PoC\u304c\u5229\u7528\u3067\u304d\u308b\u53ef\u80fd\u6027\u306f\u3088\u308a\u9ad8\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u306fPoC\u306e\u6709\u7121\u3068\u8106\u5f31\u6027\u306e\u6df1\u523b\u5ea6\u304c\u76f8\u95a2\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u671f\u9593\u306b\u304a\u3044\u3066\u306f\u3001\u91cd\u8981\u5ea6\u300c\u7dca\u6025\u300d\u306ePoC\u306e\u6bd4\u7387\u304c\u9ad8\u307e\u308a\u3001\u300c\u9ad8\u300d\u300c\u4e2d\u300d\u306ePoC\u306e\u6bd4\u7387\u304c\u308f\u305a\u304b\u306b\u4e0b\u304c\u3063\u305f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u30022021\u5e7412\u6708\u306b\u306fApache Log4j \u8106\u5f31\u6027\u304c\u516c\u958b\u3055\u308c\u305f\u3053\u3068\u3001\u307e\u305f\u8106\u5f31\u6027\u304c\u91cd\u5927\u3067\u3042\u308b\u307b\u3069\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u3084\u653b\u6483\u8005\u306e\u6ce8\u76ee\u3092\u5f15\u304d\u3084\u3059\u3044\u3053\u3068\u304b\u3089\u3001\u3053\u308c\u306f\u305d\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3066\u306e\u7d50\u679c\u3068\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u3001\u6700\u65b0\u306e\u8106\u5f31\u6027\u306b\u95a2\u3059\u308b\u8105\u5a01\u60c5\u5831\u3084\u3001\u5b9f\u969b\u306b\u884c\u308f\u308c\u3066\u3044\u308b\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3001\u304a\u5ba2\u69d8\u306b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><strong><a id=\"vulnerability\"><\/a>\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u3092\u542b\u3080\u8106\u5f31\u6027\u30ab\u30c6\u30b4\u30ea\u306e\u5206\u5e03<\/strong><\/h3>\n<p>\u8106\u5f31\u6027\u306e\u5c5e\u3059\u308b\u30ab\u30c6\u30b4\u30ea\u3082\u3001\u3042\u308b\u8106\u5f31\u6027\u306e\u3082\u3064\u5f71\u97ff\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u91cd\u8981\u3068\u306a\u308a\u307e\u3059\u3002\u65b0\u305f\u306b\u516c\u958b\u3055\u308c\u305fCVE\u3092\u5206\u6790\u3059\u308b\u3068\u300131.3%\u304c\u30ed\u30fc\u30ab\u30eb\u306a\u8106\u5f31\u6027\u306b\u5206\u985e\u3055\u308c\u3001\u4fb5\u5bb3\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u4e8b\u524d\u306e\u30a2\u30af\u30bb\u30b9\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002\u6b8b\u308a\u306e68.7%\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7d4c\u7531\u3067\u60aa\u7528\u3055\u308c\u3046\u308b\u30ea\u30e2\u30fc\u30c8\u306e\u8106\u5f31\u6027\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u65b0\u305f\u306b\u516c\u958b\u3055\u308c\u305f\u8106\u5f31\u6027\u306e\u5927\u534a\u306f\u3001\u4e16\u754c\u306e\u3069\u3053\u304b\u3089\u3067\u3082\u8106\u5f31\u306a\u7d44\u7e54\u3092\u653b\u6483\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306f\u3001\u6700\u8fd1\u516c\u958b\u3055\u308c\u305f\u8106\u5f31\u6027\u306b\u5360\u3081\u308b\u5272\u5408\u306e\u9ad8\u3055\u306e\u9806\u3067\u3001\u6700\u3082\u3088\u304f\u898b\u3089\u308c\u305f\u8106\u5f31\u6027\u3092\u30ab\u30c6\u30b4\u30ea\u3054\u3068\u306b\u30e9\u30f3\u30ad\u30f3\u30b0\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_123195\" aria-describedby=\"caption-attachment-123195\" style=\"width: 1008px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123195 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart-1.png\" alt=\"\u56f32. 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306b\u767b\u9332\u3055\u308c\u305fCVE\u306e\u8106\u5f31\u6027\u306e\u30ab\u30c6\u30b4\u30ea\u306e\u5206\u5e03\" width=\"1008\" height=\"588\" \/><figcaption id=\"caption-attachment-123195\" class=\"wp-caption-text\">\u56f32. 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306b\u767b\u9332\u3055\u308c\u305fCVE\u306e\u8106\u5f31\u6027\u306e\u30ab\u30c6\u30b4\u30ea\u306e\u5206\u5e03<\/figcaption><\/figure>\n<p>\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306f\u5f15\u304d\u7d9a\u304d1\u4f4d\u3067\u3001\u30b5\u30fc\u30d3\u30b9\u62d2\u5426 (Denial-of-Service\u3001DoS) \u306e\u8106\u5f31\u6027\u306f\u524d\u56db\u534a\u671f\u3088\u308a\u3082\u591a\u304f\u516c\u958b\u3055\u308c\u307e\u3057\u305f\u3002\u305f\u3060\u3057\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u3084DoS\u653b\u6483\u306e\u307b\u3068\u3093\u3069\u306f\u6df1\u523b\u5ea6\u304c\u300c\u4e2d\u7a0b\u5ea6\u300d\u304b\u300c\u9ad8\u300d\u3067\u3057\u305f\u3002\u540c\u6642\u306b\u30012021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u3001\u30d0\u30c3\u30d5\u30a1\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u8106\u5f31\u6027\u306e\u5272\u5408\u304c\u4e0a\u6607\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2><strong><a id=\"network-security-trends-analysis\"><\/a>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u52d5\u5411: \u5b9f\u969b\u306b\u898b\u3089\u308c\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u5206\u6790: 2021\u5e7411\u6708\uff5e2022\u5e741\u6708<\/strong><\/h2>\n<h3><strong><a id=\"data-collection\"><\/a>\u30c7\u30fc\u30bf\u53ce\u96c6<\/strong><\/h3>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u5883\u754c\u7dda\u4e0a\u306e\u30bb\u30f3\u30b5\u30fc\u3068\u3057\u3066\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u306e\u60aa\u610f\u3042\u308b\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3092\u89b3\u6e2c\u3057\u307e\u3057\u305f\u3002\u4eca\u671f\u306f\u5408\u8a08\u30672\u5104\u4ef6\u4ee5\u4e0a\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u5206\u6790\u3057\u307e\u3057\u305f\u3002\u8b58\u5225\u3055\u308c\u305f\u60aa\u610f\u306e\u3042\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3001\u30dd\u30fc\u30c8\u756a\u53f7\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306a\u3069\u306e\u6307\u6a19\u306b\u57fa\u3065\u3044\u3066\u3055\u3089\u306b\u51e6\u7406\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u5404\u653b\u6483\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u4e00\u610f\u6027\u304c\u62c5\u4fdd\u3055\u308c\u3001\u6f5c\u5728\u7684\u306a\u30c7\u30fc\u30bf\u306e\u504f\u308a\u304c\u6392\u9664\u3055\u308c\u307e\u3059\u3002\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u51e6\u7406\u306b\u3088\u308a\u3001\u6700\u7d42\u7684\u306b\u306f1\u51046,734\u4e07\u4ef6\u306e\u6709\u52b9\u306a\u60aa\u610f\u306e\u3042\u308b\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u5f97\u307e\u3057\u305f\u3002\u305d\u306e\u5f8c\u3001\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u3001\u7cbe\u932c\u6e08\u307f\u306e\u30c7\u30fc\u30bf\u3092\u4ed6\u306e\u5c5e\u6027\u3068\u76f8\u95a2\u3055\u305b\u3001\u6642\u7cfb\u5217\u3067\u306e\u653b\u6483\u50be\u5411\u3092\u63a8\u6e2c\u3057\u3001\u8105\u5a01\u306e\u52d5\u5411\u3092\u628a\u63e1\u3057\u307e\u3057\u305f\u3002<\/p>\n<h3><strong><a id=\"how-severe\"><\/a>\u5b9f\u969b\u306e\u60aa\u7528\u304c\u898b\u3089\u308c\u308b\u653b\u6483\u306e\u6df1\u523b\u5ea6<\/strong><\/h3>\n<p>\u79c1\u305f\u3061\u306f\u30b9\u30ad\u30e3\u30f3\u653b\u6483\u3084\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u653b\u6483\u306e\u691c\u51fa\u306b\u4f7f\u7528\u3055\u308c\u308b\u4f4e\u6df1\u523b\u5ea6\u306e\u30b7\u30b0\u30cd\u30c1\u30e3\u30c8\u30ea\u30ac\u30fc\u3092\u9664\u5916\u3057\u30661\u51046,734\u4e07\u4ef6\u306e\u6709\u52b9\u306a\u60aa\u610f\u306e\u3042\u308b\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u5f97\u307e\u3057\u305f\u3002\u3057\u305f\u304c\u3063\u3066\u3053\u3053\u3067\u79c1\u305f\u3061\u306f\u3001\u6df1\u523b\u5ea6\u304c\u300c\u4e2d\u300d (<a href=\"https:\/\/nvd.nist.gov\/vuln-metrics\/cvss\">CVSS v3 \u30b9\u30b3\u30a2<\/a>\u306b\u57fa\u3065\u304f) \u3092\u8d85\u3048\u308b\u60aa\u7528\u53ef\u80fd\u306a\u8106\u5f31\u6027\u3092\u3082\u3064\u3082\u306e\u306e\u307f\u3092\u78ba\u8a8d\u6e08\u307f\u306e\u653b\u6483\u3068\u307f\u306a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123197\" aria-describedby=\"caption-attachment-123197\" style=\"width: 1008px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123197 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart-2.png\" alt=\"\u56f33. 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306e\u653b\u6483\u306e\u6df1\u523b\u5ea6\u5206\u5e03\" width=\"1008\" height=\"624\" \/><figcaption id=\"caption-attachment-123197\" class=\"wp-caption-text\">\u56f33. 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306e\u653b\u6483\u306e\u6df1\u523b\u5ea6\u5206\u5e03<\/figcaption><\/figure>\n<p>\u56f33\u306f\u3001\u5404\u8106\u5f31\u6027\u306e\u6df1\u523b\u5ea6\u5225\u306b\u5206\u985e\u3057\u305f\u30bb\u30c3\u30b7\u30e7\u30f3\u6570\u3068\u653b\u6483\u6570\u306e\u6bd4\u7387\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\u3002<a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/network-security-trends-ja\/\">\u524d\u56db\u534a\u671f<\/a>\u306e\u6df1\u523b\u5ea6\u5206\u5e03\u3068\u6bd4\u8f03\u3059\u308b\u3068\u3001\u5f53\u56db\u534a\u671f\u306f\u3001\u6df1\u523b\u5ea6\u300c\u9ad8\u300d\u306e\u653b\u6483\u306e\u6bd4\u7387\u304c\u9855\u8457\u306b\u5897\u52a0\u3057\u3001\u6df1\u523b\u5ea6\u300c\u4e2d\u300d\u306e\u653b\u6483\u304c\u6e1b\u5c11\u3057\u307e\u3057\u305f\u3002\u4eca\u56de\u521d\u3081\u3066\u3001\u89b3\u6e2c\u3055\u308c\u305f\u653b\u6483\u306e\u306a\u304b\u3067\u6df1\u523b\u5ea6\u300c\u9ad8\u300d\u306e\u653b\u6483\u304c\u534a\u6570\u4ee5\u4e0a\u3092\u5360\u3081\u307e\u3057\u305f\u3002\u305f\u3060\u3057\u305d\u306e\u6f5c\u5728\u7684\u5f71\u97ff\u306e\u5927\u304d\u3055\u304b\u3089\u3001\u79c1\u305f\u3061\u306f\u3084\u306f\u308a\u6df1\u523b\u5ea6\u300c\u7dca\u6025\u300d\u306e\u653b\u6483\u306b\u6700\u3082\u7126\u70b9\u3092\u3042\u3066\u3066\u8abf\u67fb\u3057\u3066\u3044\u307e\u3059\u3002\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u8106\u5f31\u6027\u306e\u591a\u304f\u306f\u300c\u4e2d\u7a0b\u5ea6\u300d\u306e\u6df1\u523b\u5ea6\u3067\u3059\u304c\u3001\u653b\u6483\u8005\u306f\u3088\u308a\u6df1\u523b\u5ea6\u306e\u9ad8\u3044\u8106\u5f31\u6027\u3092\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306b\u5229\u7528\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u9632\u5fa1\u5074\u306f\u3001\u6df1\u523b\u5ea6\u304c\u300c\u9ad8\u300d\u3001\u300c\u7dca\u6025\u300d\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u306e\u9632\u6b62\u3068\u7de9\u548c\u306b\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><strong><a id=\"when-did-the-network\"><\/a>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u306e\u767a\u751f\u6642\u671f<\/strong><\/h3>\n<p>\u4eca\u56de\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u52d5\u5411\u5206\u6790\u3067\u306f\u30012021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306e\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u671f\u9593\u4e2d\u3001\u653b\u6483\u8005\u306f\u3064\u306d\u306b\u6df1\u523b\u5ea6\u306e\u9ad8\u3044\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3057\u305f\u300212\u67086\u65e5\u306e\u9031\u304b\u3089\u306f<a href=\"https:\/\/unit42.paloaltonetworks.jp\/apache-log4j-vulnerability-cve-2021-44228\/\"> Apache log4j\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027<\/a>\u95a2\u9023\u306e\u6df1\u523b\u306a\u8106\u5f31\u6027\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u591a\u6570\u89b3\u6e2c\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_123199\" aria-describedby=\"caption-attachment-123199\" style=\"width: 1051px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123199 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart-3-1.png\" alt=\"\u56f34. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306b\u9031\u6b21\u3067\u8a08\u6e2c\u3057\u305f\u653b\u6483\u306e\u6df1\u523b\u5ea6\u5206\u5e03\" width=\"1051\" height=\"1172\" \/><figcaption id=\"caption-attachment-123199\" class=\"wp-caption-text\">\u56f34. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306b\u9031\u6b21\u3067\u8a08\u6e2c\u3057\u305f\u653b\u6483\u306e\u6df1\u523b\u5ea6\u5206\u5e03<\/figcaption><\/figure>\n<p>\u983b\u7e41\u306b\u60aa\u7528\u3055\u308c\u308b\u8106\u5f31\u6027\u306f\u524d\u56db\u534a\u671f\u3068\u4f3c\u305f\u50be\u5411\u304c\u3042\u308a\u3001\u6700\u8fd1\u516c\u958b\u3055\u308c\u305f\u3001\u306a\u3044\u3057\u6df1\u523b\u5ea6\u306e\u9ad8\u3044\u8106\u5f31\u6027\u306e\u60aa\u7528\u8a66\u884c\u304c\u3001\u3044\u305c\u3093\u3068\u3057\u3066\u89b3\u6e2c\u3055\u308c\u308b\u8105\u5a01\u306e\u5927\u534a\u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002\u5148\u8ff0\u306e\u901a\u308a\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u8fc5\u901f\u304b\u3064\u9069\u5207\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u307e\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30b7\u30b9\u30c6\u30e0\u306f\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u516c\u958b\u3055\u308c\u308b\u3064\u3069\u6700\u65b0\u306e\u3082\u306e\u306b\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<s> <\/s><\/p>\n<figure id=\"attachment_123201\" aria-describedby=\"caption-attachment-123201\" style=\"width: 1226px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123201 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart-4.png\" alt=\"\u56f35. \u89b3\u6e2c\u3055\u308c\u305f\u653b\u6483\u3092\u60aa\u7528\u3055\u308c\u305fCVE\u306e\u958b\u793a\u5e74\u3054\u3068\u306b\u5206\u985e(2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306b\u9031\u6b21\u3067\u6e2c\u5b9a)\" width=\"1226\" height=\"531\" \/><figcaption id=\"caption-attachment-123201\" class=\"wp-caption-text\">\u56f35. \u89b3\u6e2c\u3055\u308c\u305f\u653b\u6483\u3092\u60aa\u7528\u3055\u308c\u305fCVE\u306e\u958b\u793a\u5e74\u3054\u3068\u306b\u5206\u985e(2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306b\u9031\u6b21\u3067\u6e2c\u5b9a)<\/figcaption><\/figure>\n<h2><strong><a id=\"exploits-in-the-wild\"><\/a>\u5b9f\u969b\u306e\u60aa\u7528\u304c\u898b\u3089\u308c\u308b\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8: 2021\u5e7411\u6708\uff5e2022\u5e741\u6708\u306e\u8a73\u7d30\u5206\u6790<\/strong><\/h2>\n<p>\u5148\u306e\u4e00\u822c\u7684\u306a\u653b\u6483\u306e\u50be\u5411\u3068\u7d71\u8a08\u3092\u8e0f\u307e\u3048\u3001\u6df1\u523b\u5ea6\u306e\u9ad8\u3055\u3084\u60aa\u7528\u306e\u5bb9\u6613\u3055\u304b\u3089\u5229\u7528\u304c\u5e83\u304c\u3063\u3066\u3044\u308b\u653b\u6483\u306b\u3064\u3044\u3066\u3001\u79c1\u305f\u3061\u306e\u89b3\u6e2c\u7d50\u679c\u3092\u3082\u3068\u306b\u4ee5\u4e0b\u8a73\u8ff0\u3057\u307e\u3059\u3002\u672c\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u653b\u6483\u8005\u304c\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30c4\u30fc\u30eb\u3092\u5229\u7528\u3057\u3066\u6a19\u7684\u3092\u4fb5\u5bb3\u3057\u305f\u624b\u53e3\u3092\u793a\u3059\u30b9\u30cb\u30da\u30c3\u30c8\u3068\u305d\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u307e\u3059\u306e\u3067\u3001\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306e\u7686\u3055\u3093\u306b\u306f\u3053\u3053\u3067\u306e\u60c5\u5831\u3092\u65e2\u77e5\u306e\u8105\u5a01\u3084\u305d\u306e\u4e9c\u7a2e\u304b\u3089\u4fdd\u8b77\u3059\u308b\u3046\u3048\u3067\u5f79\u7acb\u3066\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-44228\">CVE-2021-44228<\/a>, <a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-45046\">CVE-2021-45046<\/a><\/p>\n<p>2021\u5e7412\u67086\u65e5\u306e\u9031\u304b\u3089\u30a2\u30af\u30bb\u30b9\u304c\u6025\u5897\u3057\u305f\u4e3b\u306a\u7406\u7531\u306fApache Log4j\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u8106\u5f31\u6027\u306b\u3088\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u653b\u6483\u306b\u3064\u3044\u3066\u306f\u3059\u3067\u306bUnit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u304c<a href=\"https:\/\/unit42.paloaltonetworks.jp\/apache-log4j-vulnerability-cve-2021-44228\/\">\u30d6\u30ed\u30b0<\/a>\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-38647\">CVE-2021-38647<\/a><\/p>\n<p>Microsoft OMI \u306b\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u8a8d\u8a3c\u3055\u308c\u3066\u3044\u306a\u3044\u30ea\u30e2\u30fc\u30c8\u306e\u653b\u6483\u8005\u306f\u3001\u8ab0\u3082\u304c\u30aa\u30fc\u30d7\u30f3\u306b\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u30ea\u30e2\u30fc\u30c8\u7ba1\u7406\u30dd\u30fc\u30c8\u3092\u4ecb\u3057\u3066\u3001\u7279\u5225\u306b\u7d30\u5de5\u3057\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u8106\u5f31\u306a\u30e6\u30fc\u30b6\u30fc\u306b\u9001\u4fe1\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u3053\u306e\u4e0d\u5177\u5408\u3092\u60aa\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u7279\u5225\u306b\u7d30\u5de5\u3055\u308c\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u8a8d\u8a3c\u30d8\u30c3\u30c0\u306a\u3057\u3067\u9001\u4fe1\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7d50\u679c\u3001\u3053\u306e\u8106\u5f31\u6027\u306fOMIGOD\u3092\u542b\u30804\u3064\u306e\u4e0d\u5177\u5408\u306e\u4e2d\u3067\u3082\u3082\u3063\u3068\u3082\u6df1\u523b\u306a\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123202\" aria-describedby=\"caption-attachment-123202\" style=\"width: 1851px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123203 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-59.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1851\" height=\"509\" \/><figcaption id=\"caption-attachment-123202\" class=\"wp-caption-text\">\u56f36. Microsoft Open Management Infrastructure \u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-20837\">CVE-2021-20837<\/a><\/p>\n<p>Movable Type \u88fd\u54c1\u306b\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u306e\u653b\u6483\u8005\u304c\u3001\u7279\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u653b\u6483\u30d9\u30af\u30c8\u30eb\u3092\u4ecb\u3057\u3001\u4efb\u610f\u306eOS\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u8106\u5f31\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123204\" aria-describedby=\"caption-attachment-123204\" style=\"width: 1119px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123205 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-60.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1119\" height=\"310\" \/><figcaption id=\"caption-attachment-123204\" class=\"wp-caption-text\">\u56f37 MovableTypeCMS\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-22205\">CVE-2021-22205<\/a><\/p>\n<p>\u3053\u306e\u554f\u984c\u306fGitLab CE\/EE\u3067\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002GitLab\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u30d1\u30fc\u30b5\u306b\u6e21\u3055\u308c\u308b\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u9069\u5207\u306b\u691c\u8a3c\u3057\u3066\u304a\u3089\u305a\u3001\u3053\u306e\u7d50\u679c\u30ea\u30e2\u30fc\u30c8\u304b\u3089\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<figure id=\"attachment_123206\" aria-describedby=\"caption-attachment-123206\" style=\"width: 1007px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123207 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-61.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1007\" height=\"353\" \/><figcaption id=\"caption-attachment-123206\" class=\"wp-caption-text\">\u56f38 GitLab\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41349\">CVE-2021-41349<\/a><\/p>\n<p>\u30ea\u30e2\u30fc\u30c8\u306e\u653b\u6483\u8005\u304c\u60aa\u610f\u306e\u3042\u308b\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3059\u308b\u3053\u3068\u3067\u53cd\u5c04\u578b\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u653b\u6483\uff08XSS\uff09\u3092\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123208\" aria-describedby=\"caption-attachment-123208\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123209 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-62.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"990\" height=\"161\" \/><figcaption id=\"caption-attachment-123208\" class=\"wp-caption-text\">\u56f39 Microsoft Exchange Server\u306e\u30b9\u30d7\u30fc\u30d5\u30a3\u30f3\u30b0\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-42237\">CVE-2021-42237<\/a><\/p>\n<p>Sitecore Experience Platform \u306f\u5b89\u5168\u3067\u306a\u3044\u30c7\u30b7\u30ea\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u653b\u6483\u306b\u5bfe\u3057\u3066\u8106\u5f31\u3067\u3001\u7d50\u679c\u3068\u3057\u3066\u30de\u30b7\u30f3\u4e0a\u3067\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u306e\u60aa\u7528\u306b\u306f\u8a8d\u8a3c\u3084\u7279\u5225\u306a\u8a2d\u5b9a\u304c\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<figure id=\"attachment_123210\" aria-describedby=\"caption-attachment-123210\" style=\"width: 1322px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123211 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-63.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1322\" height=\"751\" \/><figcaption id=\"caption-attachment-123210\" class=\"wp-caption-text\">\u56f310 Sitecore Experience Platform\u306e\u30c7\u30b7\u30ea\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41277\">CVE-2021-41277<\/a><\/p>\n<p>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u5206\u6790\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0Metabase\u306f\u3001\u30ed\u30fc\u30ab\u30eb\u30d5\u30a1\u30a4\u30eb\u30a4\u30f3\u30af\u30eb\u30fc\u30b8\u30e7\u30f3\u8106\u5f31\u6027\u306b\u3088\u308b\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002URL\u304c\u8aad\u307f\u8fbc\u307f\u524d\u306b\u691c\u8a3c\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u3053\u306e\u554f\u984c\u306f\u65b0\u3057\u3044\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30ea\u30ea\u30fc\u30b9\u3067\u4fee\u6b63\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u3001WAF\u306b\u30eb\u30fc\u30eb\u3092\u8a2d\u5b9a\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u624b\u524d\u306b\u691c\u8a3c\u30d5\u30a3\u30eb\u30bf\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3082\u7de9\u548c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_123212\" aria-describedby=\"caption-attachment-123212\" style=\"width: 697px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123213 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-64.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"697\" height=\"162\" \/><figcaption id=\"caption-attachment-123212\" class=\"wp-caption-text\">\u56f311 Metabase\u306e\u60c5\u5831\u6f0f\u3048\u3044\u306e\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-22053\">CVE-2021-22053<\/a><\/p>\n<p><span style=\"font-family: 'courier new', courier, monospace;\"><code>spring-cloud-netflix-hystrix-dashboard<\/code><\/span>\u3068<span style=\"font-family: 'courier new', courier, monospace;\"><code>spring-boot-starter-thymeleaf<\/code><\/span>\u306e\u4e21\u65b9\u3092\u4f7f\u3063\u3066\u3044\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30d3\u30e5\u30fc\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u89e3\u6c7a\u4e2d\u306b\u3001HTTP \u30ea\u30af\u30a8\u30b9\u30c8\u306eURI\u30d1\u30b9\u306b\u542b\u3081\u3066\u9001\u4fe1\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u884c\u308f\u308c\u305f\u3068\u304d\u3001<span style=\"font-family: 'courier new', courier, monospace;\"><code>hystrix<\/code><\/span>\u306b\u7d9a\u304f\u30d1\u30b9\u8981\u7d20\u306fSpringEL\u306e\u5f0f\u3068\u3057\u3066\u8a55\u4fa1\u3055\u308c\u308b\u306e\u3067\u3001\u3053\u308c\u304c\u30b3\u30fc\u30c9\u5b9f\u884c\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123214\" aria-describedby=\"caption-attachment-123214\" style=\"width: 1050px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123215 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-65.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1050\" height=\"138\" \/><figcaption id=\"caption-attachment-123214\" class=\"wp-caption-text\">\u56f312. Spring Cloud Netflix Hystrix Dashboard\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-36749\">CVE-2021-36749<\/a><\/p>\n<p>Druid\u306e\u30a4\u30f3\u30b8\u30a7\u30b9\u30c8\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u7279\u5b9a\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u304b\u3089\u306e\u30c7\u30fc\u30bf\u8aad\u307f\u8fbc\u307f\u306bInputSource\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3057HTTP InputSource\u3067\u306f\u3001\u8a8d\u8a3c\u3055\u308c\u305f\u30e6\u30fc\u30b6\u30fc\u304c\u3001Druid\u30b5\u30fc\u30d0\u30fc\u30d7\u30ed\u30bb\u30b9\u306e\u6a29\u9650\u3067\u3001\u30ed\u30fc\u30ab\u30eb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u306e\u610f\u56f3\u3057\u306a\u3044\u30bd\u30fc\u30b9\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123216\" aria-describedby=\"caption-attachment-123216\" style=\"width: 1287px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123217 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-66.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1287\" height=\"196\" \/><figcaption id=\"caption-attachment-123216\" class=\"wp-caption-text\">\u56f313. Apache Druid\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-43778\">CVE-2021-43778<\/a><\/p>\n<p>Barcode\u306f\u30d0\u30fc\u30b3\u30fc\u30c9\u3084QR\u30b3\u30fc\u30c9\u3092\u5370\u5237\u3059\u308b\u305f\u3081\u306eGLPI\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u3059\u3002\u30d0\u30fc\u30b3\u30fc\u30c9\u30d7\u30e9\u30b0\u30a4\u30f3\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305fGLPI\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u306f\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u306e\u8106\u5f31\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123218\" aria-describedby=\"caption-attachment-123218\" style=\"width: 1038px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123219 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-67.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"1038\" height=\"126\" \/><figcaption id=\"caption-attachment-123218\" class=\"wp-caption-text\">\u56f314 Barcode GLPI\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-21980\">CVE-2021-21980<\/a><\/p>\n<p>vSphere Web Client (FLEX\/Flash)\u306b\u306f\u8a8d\u53ef\u3055\u308c\u306a\u3044\u4efb\u610f\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u53d6\u3089\u308c\u308b\u8106\u5f31\u6027\u304c\u5b58\u5728\u3057\u307e\u3059\u3002vCenter Server\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u60aa\u610f\u306e\u3042\u308b\u30a2\u30af\u30bf\u30fc\u304c\u3053\u306e\u554f\u984c\u3092\u60aa\u7528\u3057\u3066\u6a5f\u5bc6\u60c5\u5831\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123220\" aria-describedby=\"caption-attachment-123220\" style=\"width: 772px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123221 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-68.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"772\" height=\"76\" \/><figcaption id=\"caption-attachment-123220\" class=\"wp-caption-text\">\u56f315. VMware vCenter Server \u306e\u60c5\u5831\u6f0f\u3048\u3044\u306e\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-24750\">CVE-2021-24750<\/a><\/p>\n<p>WordPress Visitor Statistics\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001\u8a8d\u8a3c\u3055\u308c\u305f\u4efb\u610f\u306e\u30e6\u30fc\u30b6\u30fc\u3067\u3042\u308c\u3070\u8ab0\u3067\u3082\u5229\u7528\u3067\u304d\u308brefDetails AJAX\u30a2\u30af\u30b7\u30e7\u30f3\u306erefUrl\u3092\u9069\u5207\u306b\u30b5\u30cb\u30bf\u30a4\u30ba\u304a\u3088\u3073\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u304a\u3089\u305a\u3001\u30b5\u30d6\u30b9\u30af\u30e9\u30a4\u30d0\u30fc(\u8cfc\u8aad\u8005)\u7a0b\u5ea6\u306e\u30ed\u30fc\u30eb\u3057\u304b\u3082\u305f\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u3067\u3042\u3063\u3066\u3082SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u653b\u6483\u3092\u884c\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123222\" aria-describedby=\"caption-attachment-123222\" style=\"width: 706px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123223 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-69.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"706\" height=\"123\" \/><figcaption id=\"caption-attachment-123222\" class=\"wp-caption-text\">\u56f316. WordPress Visitor Statistics\u30d7\u30e9\u30b0\u30a4\u30f3\u306eSQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u8106\u5f31\u6027<\/figcaption><\/figure>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-24946\">CVE-2021-24946<\/a><\/p>\n<p>Modern Events Calendar Lite WordPress\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001\u672a\u8a8d\u8a3c\u30e6\u30fc\u30b6\u30fc\u304c\u5229\u7528\u53ef\u80fd\u306amec_load_single_page AJAX\u30a2\u30af\u30b7\u30e7\u30f3\u5185\u306eSQL\u6587\u3067\u3001time\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5229\u7528\u524d\u306b\u30b5\u30cb\u30bf\u30a4\u30ba\u3084\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u3092\u3057\u3066\u304a\u3089\u305a\u3001\u3053\u306e\u7d50\u679c\u672a\u8a8d\u8a3cSQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u554f\u984c\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123224\" aria-describedby=\"caption-attachment-123224\" style=\"width: 893px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123225 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-70.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"893\" height=\"112\" \/><figcaption id=\"caption-attachment-123224\" class=\"wp-caption-text\">\u56f317. WordPress Modern Events Calendar\u30d7\u30e9\u30b0\u30a4\u30f3\u306eSQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u8106\u5f31\u6027<\/figcaption><\/figure>\n<h4>\u305d\u306e\u307b\u304b\u306e\u4eca\u671f\u30a2\u30af\u30c6\u30a3\u30d6\u306aCVE<\/h4>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41951\">CVE-2021-41951<\/a>: Montala Limited ResourceSpace\u306eindex.php\u306b\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u8106\u5f31\u6027<\/p>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-41174\">CVE-2021-41174<\/a>: Grafana Labs Grafana\u306e\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u8106\u5f31\u6027<\/p>\n<h3><a id=\"attack-category-distribution\"><\/a>\u653b\u6483\u30ab\u30c6\u30b4\u30ea\u306e\u5206\u5e03<\/h3>\n<p>\u5404\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u3092\u5272\u5408\u9806\u3067\u30ab\u30c6\u30b4\u30ea\u5225\u306b\u5206\u985e\u3057\u307e\u3057\u305f\u3002\u4eca\u671f\u306f\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u304c1\u4f4d\u3001\u60c5\u5831\u6f0f\u3048\u3044\u304c2\u4f4d\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u901a\u5e38\u3001\u6a19\u7684\u3068\u306a\u308b\u30b7\u30b9\u30c6\u30e0\u306b\u5bfe\u3057\u3001\u3067\u304d\u308b\u3060\u3051\u591a\u304f\u306e\u60c5\u5831\u3092\u5f97\u3066\u3001\u3067\u304d\u308b\u3060\u3051\u5236\u5fa1\u3092\u5e83\u3052\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u4eca\u671f\u306f\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u653b\u6483\u304c\u5897\u52a0\u3057\u307e\u3057\u305f\u3002\u6210\u719f\u3057\u305f\u653b\u6483\u30b5\u30fc\u30d3\u30b9\u3084\u30c4\u30fc\u30eb\u306e\u304a\u304b\u3052\u3067\u3001\u653b\u6483\u8005\u306f\u3053\u306e\u7a2e\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3092\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u6210\u529f\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123227\" aria-describedby=\"caption-attachment-123227\" style=\"width: 1009px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123227 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart-5.png\" alt=\"\u56f318. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306e\u653b\u6483\u30ab\u30c6\u30b4\u30ea\u5206\u5e03\" width=\"1009\" height=\"658\" \/><figcaption id=\"caption-attachment-123227\" class=\"wp-caption-text\">\u56f318. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306e\u653b\u6483\u30ab\u30c6\u30b4\u30ea\u5206\u5e03<\/figcaption><\/figure>\n<h3><a id=\"where-did-the-attacks-originate\"><\/a>\u653b\u6483\u306e\u8d77\u70b9<\/h3>\n<p>\u5404\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u306e\u8d77\u70b9\u3068\u306a\u3063\u305f\u5730\u57df\u3092\u7279\u5b9a\u3057\u305f\u3068\u3053\u308d\u3001\u7c73\u56fd\u304b\u3089\u306e\u767a\u4fe1\u304c\u6700\u3082\u591a\u304f\u3001\u6b21\u3044\u3067\u30c9\u30a4\u30c4\u3001\u30ed\u30b7\u30a2\u3068\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002\u305f\u3060\u3057\u653b\u6483\u8005\u306f\u305d\u308c\u3089\u306e\u56fd\u306b\u8a2d\u7f6e\u3055\u308c\u305f\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3084VPN\u3092\u5229\u7528\u3057\u3001\u5b9f\u969b\u306e\u7269\u7406\u7684\u306a\u5834\u6240\u3092\u96a0\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3082\u79c1\u305f\u3061\u306f\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123229\" aria-describedby=\"caption-attachment-123229\" style=\"width: 1004px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123229 size-full lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/06\/chart-6.png\" alt=\"\u56f319. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306e\u9593\u306b\u89b3\u6e2c\u3055\u308c\u305f\u653b\u6483\u306e\u767a\u751f\u983b\u5ea6\u304c\u9ad8\u3044\u5730\u57df\u3092\u30e9\u30f3\u30ad\u30f3\u30b0\" width=\"1004\" height=\"624\" \/><figcaption id=\"caption-attachment-123229\" class=\"wp-caption-text\">\u56f319. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306e\u9593\u306b\u89b3\u6e2c\u3055\u308c\u305f\u653b\u6483\u306e\u767a\u751f\u983b\u5ea6\u304c\u9ad8\u3044\u5730\u57df\u3092\u30e9\u30f3\u30ad\u30f3\u30b0<\/figcaption><\/figure>\n<figure id=\"attachment_123230\" aria-describedby=\"caption-attachment-123230\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123231 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/chart-7.png\" alt=\"2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u306b\u304b\u3051\u3066\u89b3\u6e2c\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u50be\u5411\u3068\u3057\u3066\u3001\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\u306e\u591a\u767a\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\" width=\"600\" height=\"371\" \/><figcaption id=\"caption-attachment-123230\" class=\"wp-caption-text\">\u56f320. 2021\u5e7411\u6708\u301c2022\u5e741\u6708\u306e\u653b\u6483\u306e\u5730\u7406\u7684\u5206\u5e03<\/figcaption><\/figure>\n<h2><strong><a id=\"conclusion\"><\/a>\u7d50\u8ad6<\/strong><\/h2>\n<p>Log4j\u8106\u5f31\u6027(<a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-44228\">CVE-2021-44228<\/a>\u3001<a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-45046\">CVE-2021-45046<\/a>)\u306f\u5f71\u97ff\u304c\u5927\u304d\u304f\u3001\u4e00\u822c\u306b\u516c\u958b\u3055\u308c\u305f\u6982\u5ff5\u5b9f\u8a3c\u304c\u5b58\u5728\u3057\u3066\u3044\u305f\u305f\u3081\u3001\u4eca\u671f\u306e\u79c1\u305f\u3061\u306f\u524d\u4f8b\u306e\u306a\u3044\u6570\u306e\u653b\u6483\u3092\u89b3\u6e2c\u3057\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u3089\u653b\u6483\u306e\u5927\u534a\u306f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u8a73\u7d30\u516c\u958b\u76f4\u5f8c\u306b\u958b\u59cb\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u8005\u306e\u898b\u305b\u308b\u3053\u3046\u3057\u305f\u7a4d\u6975\u6027\u306f\u3001\u6df1\u523b\u306a\u8106\u5f31\u6027\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u3082\u3063\u3068\u6ce8\u610f\u3092\u6255\u3046\u3079\u304d\u3060\u3068\u6559\u3048\u3066\u304f\u308c\u307e\u3059\u3002\u5bfe\u5fdc\u3059\u308b\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u901f\u3084\u304b\u306b\u9069\u7528\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u5b9f\u65bd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b5\u30a4\u30d0\u30fc\u72af\u7f6a\u8005\u304c\u60aa\u610f\u306e\u3042\u308b\u6d3b\u52d5\u3092\u505c\u6b62\u3059\u308b\u3053\u3068\u306f\u6c7a\u3057\u3066\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3053\u3053\u3067\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u653b\u6483\u304b\u3089<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/next-generation-firewall\">\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u306b\u3088\u308a\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8ffd\u52a0\u306e\u7de9\u548c\u7b56\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/www.paloaltonetworks.jp\/services\/bpa\">Best Practice Assessment (\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u8a55\u4fa1)<\/a>\u3092\u5b9f\u884c\u3057\u3001\u3088\u308a\u3088\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u614b\u52e2\u306e\u305f\u3081\u306b\u5909\u66f4\u3059\u3079\u304d\u8a2d\u5b9a\u304c\u306a\u3044\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<li>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u7d99\u7d9a\u7684\u306b<a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/subscriptions\/threat-prevention\">\u8105\u5a01\u9632\u5fa1<\/a>\u30b3\u30f3\u30c6\u30f3\u30c4(\u4f8b: \u30d0\u30fc\u30b8\u30e7\u30f38572\u307e\u305f\u306f\u305d\u308c\u4ee5\u964d) \u3067\u66f4\u65b0\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2><strong><a id=\"additional-resources\"><\/a>\u8ffd\u52a0\u30ea\u30bd\u30fc\u30b9<\/strong><\/h2>\n<ul>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-attacks-trends-august-october-2021\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u52d5\u5411: 2021\u5e748\u6708\uff5e10\u6708<\/a><\/li>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-security-trends\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u52d5\u5411: 2021\u5e745\u6708\uff5e7\u6708<\/a><\/li>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-attack-trends-february-april-2021\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u52d5\u5411: 2021\u5e742\u6708\u301c4\u6708<\/a><\/li>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-attack-trends-winter-2020\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u52d5\u5411: 2020\u5e7411\u6708\u301c2021\u5e741\u6708<\/a><\/li>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-attack-trends-internet-threats\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u52d5\u5411: 2020\u5e748\u6708\u301c10\u6708<\/a><\/li>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-attack-trends\/\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u52d5\u5411: 2020\u5e745\u6708\u301c7\u6708<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u7d99\u7d9a\u7684\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u3092\u89b3\u5bdf\u3057\u3001\u9632\u5fa1\u5074\u306b\u5f79\u7acb\u3064\u77e5\u898b\u3092\u63a2\u3057\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u307e\u3067\u306e\u4e3b\u306a\u52d5\u5411\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6700\u8fd1\u516c\u958b\u3055\u308c\u305f\u8106\u5f31\u6027\u306b<\/p>\n","protected":false},"author":332,"featured_media":134414,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4469,4428,4470],"tags":[5549,5157,5673,5674,5181],"product_categories":[4338,4456],"coauthors":[1725],"class_list":["post-123329","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vulnerabilities","category-threat-research-ja","category-vulnerabilities-ja","tag-apache-log4j-ja","tag-attack-analysis-ja","tag-denial-of-service-ja","tag-exploit-in-wild","tag-network-security-trends-ja","product_categories-next-generation-firewall","product_categories-next-generation-firewall-ja"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u52d5\u5411: 2021\u5e7411\u6708\u301c2022\u5e741\u6708<\/title>\n<meta name=\"description\" content=\"Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u7d99\u7d9a\u7684\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u3092\u89b3\u5bdf\u3057\u3001\u9632\u5fa1\u5074\u306b\u5f79\u7acb\u3064\u77e5\u898b\u3092\u63a2\u3057\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u307e\u3067\u306e\u4e3b\u306a\u52d5\u5411\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/unit42.paloaltonetworks.com\/ja\/network-security-trends-cross-site-scripting\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u52d5\u5411: 2021\u5e7411\u6708\u301c2022\u5e741\u6708\" \/>\n<meta property=\"og:description\" content=\"Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u7d99\u7d9a\u7684\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u653b\u6483\u3092\u89b3\u5bdf\u3057\u3001\u9632\u5fa1\u5074\u306b\u5f79\u7acb\u3064\u77e5\u898b\u3092\u63a2\u3057\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f2021\u5e7411\u6708\u304b\u30892022\u5e741\u6708\u307e\u3067\u306e\u4e3b\u306a\u52d5\u5411\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/unit42.paloaltonetworks.com\/ja\/network-security-trends-cross-site-scripting\/\" \/>\n<meta property=\"og:site_name\" content=\"Unit 42\" \/>\n<meta property=\"article:published_time\" 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