{"id":123316,"date":"2022-05-31T19:10:49","date_gmt":"2022-06-01T02:10:49","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=123316"},"modified":"2022-06-05T17:20:56","modified_gmt":"2022-06-06T00:20:56","slug":"cve-2022-30190-msdt-code-execution-vulnerability","status":"publish","type":"post","link":"https:\/\/unit42.paloaltonetworks.com\/ja\/cve-2022-30190-msdt-code-execution-vulnerability\/","title":{"rendered":"\u8105\u5a01\u306b\u95a2\u3059\u308b\u60c5\u5831: CVE-2022-30190 \u2212 MSDT\u306e\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027"},"content":{"rendered":"<h2><a id=\"post-123306-_4lt92rr5muov\"><\/a>\u6982\u8981<\/h2>\n<p>2022\u5e745\u670827\u65e5\u3001\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u5229\u7528\u3059\u308b\u60aa\u610f\u306e\u3042\u308bWord\u6587\u66f8\u304cms-msdt Office URI\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u308aPowerShell\u3092\u5b9f\u884c\u3059\u308b\u624b\u53e3\u306e\u8a73\u7d30\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u653b\u6483\u8005\u306f\u30ed\u30fc\u30ab\u30eb\u306eOffice\u30de\u30af\u30ed\u30dd\u30ea\u30b7\u30fc\u3092\u30d0\u30a4\u30d1\u30b9\u3057\u3001Word\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5185\u3067\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002\u305d\u306e\u5f8c\u3001Microsoft\u306f<a href=\"https:\/\/msrc-blog.microsoft.com\/2022\/05\/30\/guidance-for-cve-2022-30190-microsoft-support-diagnostic-tool-vulnerability\/\">\u4fdd\u8b77\u306e\u30ac\u30a4\u30c0\u30f3\u30b9<\/a>\u3092\u516c\u958b\u3057\u3001\u3053\u306e\u8106\u5f31\u6027\u306b<a href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2022-30190\">CVE-2022-30190<\/a>\u3092\u5272\u308a\u5f53\u3066\u307e\u3057\u305f\u3002<\/p>\n<p>\u516c\u958b\u3055\u308c\u305f\u60c5\u5831\u304c\u591a\u304f\u3001\u60aa\u7528\u304c\u5bb9\u6613\u3067\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u6709\u52b9\u6027\u304c\u304d\u308f\u3081\u3066\u9ad8\u3044\u3053\u3068\u304b\u3089\u3001\u3053\u306e\u91cd\u5927\u306a\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u304a\u5ba2\u69d8\u306b\u3054\u8a8d\u8b58\u3044\u305f\u3060\u304d\u3001Microsoft\u306b\u3088\u308b\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u516c\u958b\u3055\u308c\u308b\u307e\u3067\u306e\u3042\u3044\u3060\u3082\u9069\u5207\u306a\u4fdd\u8b77\u3092\u884c\u3046\u9078\u629e\u80a2\u3092\u6301\u3066\u308b\u3088\u3046\u3001\u672c\u7a3f\u306b\u3066\u8105\u5a01\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>\u672c\u8106\u5f31\u6027\u3092\u5229\u7528\u3059\u308b\u3068\u547c\u3073\u51fa\u3057\u5143\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u540c\u3058\u6a29\u9650\u3067\u30ea\u30e2\u30fc\u30c8\u3067\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30bc\u30ed\u30af\u30ea\u30c3\u30af\u306e\u6982\u5ff5\u5b9f\u8a3c\u30b3\u30fc\u30c9\u30b5\u30f3\u30d7\u30eb\u3082\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u3053\u306e\u8106\u5f31\u6027\u3092\u60aa\u7528\u3057\u305f\u653b\u6483\u306f\u3001\u9ad8\u3044\u5f71\u97ff\u529b\u3092\u6301\u3064\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u516c\u958b\u3055\u308c\u308b\u307e\u3067\u3001Microsoft\u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u306b\u5f93\u3063\u3066\u7d44\u7e54\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u653b\u6483\u306b\u95a2\u9023\u3059\u308b\u3059\u3079\u3066\u306e\u65e2\u77e5\u306e\u30b5\u30f3\u30d7\u30eb\u3068URL\u306b\u306f\u5f0a\u793e\u88fd\u54c1\u7fa4\u306b\u3088\u308b\u30d5\u30e9\u30b0\u304c\u7acb\u3066\u3089\u308c\u3001\u4fdd\u8b77\u3092\u53d7\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n<table style=\"width: 65.3947%;\">\n<tbody>\n<tr>\n<td style=\"width: 57.3209%;\"><span style=\"font-weight: 400;\">\u672c\u7a3f\u3067\u6271\u3046\u8106\u5f31\u6027<\/span><\/td>\n<td style=\"width: 222.741%;\"><span style=\"font-weight: 400;\">CVE-2022-30190 \u5225\u540d Follina<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u76ee\u6b21<\/h2>\n<p><a href=\"#Attack-Details\">CVE-2022-30190\u306e\u653b\u6483\u8a73\u7d30<\/a><br \/>\n<a href=\"#In-The-Wild\">\u5b9f\u969b\u306eCVE-2022-30190\u306e\u60aa\u7528<\/a><br \/>\n<a href=\"#Conclusion\">\u7d50\u8ad6<\/a><\/p>\n<h2><a id=\"Attack-Details\"><\/a>CVE-2022-30190\u306e\u653b\u6483\u8a73\u7d30<\/h2>\n<p>2022\u5e745\u670827\u65e5\u3001\u6771\u4eac\u306e\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7814\u7a76\u30c1\u30fc\u30e0<a href=\"https:\/\/twitter.com\/nao_sec\/status\/1530196847679401984?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1530196847679401984%7Ctwgr%5E%7Ctwcon%5Es1_&amp;ref_url=https%3A%2F%2Fcdn.embedly.com%2Fwidgets%2Fmedia.html%3Ftype%3Dtext2Fhtmlkey%3Da19fcc184b9711e1b4764040d3dc5c07schema%3Dtwitterurl%3Dhttps3A%2F%2Ftwitter.com%2Fnao_sec%2Fstatus%2F1530196847679401984image%3Dhttps3A%2F%2Fi.embed.ly%2F1%2Fimage3Furl3Dhttps253A252F252Fabs.twimg.com252Ferrors252Flogo46x38.png26key3Da19fcc184b9711e1b4764040d3dc5c07\" rel=\"wpdevart_lightbox\"> nao_sec<\/a>\u304c\u30d9\u30e9\u30eb\u30fc\u30b7\u56fd\u5185\u306eIP\u304b\u3089<a href=\"https:\/\/www.virustotal.com\/gui\/file\/4a24048f81afbe9fb62e7a6a49adbd1faf41f266b5f9feecdceb567aec096784\/detection\"> VirusTotal<\/a>\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u60aa\u8cea\u306aWord\u6587\u66f8\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u6587\u66f8\u306f\u3001Microsoft Word\u306e\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u6a5f\u80fd\u3092\u60aa\u7528\u3057\u3066\u60aa\u610f\u306e\u3042\u308bHTML\u30d5\u30a1\u30a4\u30eb\u3092\u53d6\u5f97\u3057\u3001\u3053\u306eHTML\u30d5\u30a1\u30a4\u30eb\u304c\u3064\u3065\u3044\u3066<a href=\"https:\/\/docs.microsoft.com\/en-us\/office\/client-developer\/office-uri-schemes\"> ms-msdt<\/a> Office URI\u30b9\u30ad\u30fc\u30e0\u3067Word\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067PowerShell\u3092\u5b9f\u884c\u3059\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3057\u305f\u3002<\/p>\n<p>5\u670830\u65e5\u3001Keven Beaumont\u304c\u6700\u521d\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u8a73\u7d30\u3092\u8a18\u3057\u305f<a href=\"https:\/\/doublepulsar.com\/follina-a-microsoft-office-code-execution-vulnerability-1a47fce5629e\">\u8a18\u4e8b<\/a>\u3092\u66f8\u304d\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u3053\u306e\u304a\u3068\u308aWord\u6587\u66f8\u3058\u305f\u3044\u306f\u3001hxxp:\/\/xmlformats[.]com\u306b\u30db\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3078\u306e\u30ea\u30f3\u30af\u3092\u306e\u305e\u3044\u3066\u306f\u672c\u8cea\u7684\u306b\u60aa\u8cea\u306a\u3082\u306e\u3067\u306f\u306a\u3044\u3053\u3068\u304b\u3089\u3001EDR\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u30d0\u30a4\u30d1\u30b9\u3067\u304d\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306eHTML\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u56f31\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123309\" aria-describedby=\"caption-attachment-123309\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123310 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-71.png\" alt=\"CVE-2022-30190\u306b\u95a2\u9023\u3059\u308b\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8HTML\u30b3\u30fc\u30c9\u3002\u3053\u306e\u306a\u304b\u306bJavaScript \u304c\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u3066\u3001\u305d\u308c\u304cms-mdft\u30b9\u30ad\u30fc\u30de\u3067PCVDiagnostic\u30d1\u30c3\u30af\u3092\u547c\u3073\u51fa\u3057\u3001IT_BrowseForFile\u3092\u53c2\u7167\u3057\u3066base64\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305fPowerShell\u306eInvoke-Expression\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\" width=\"900\" height=\"661\" \/><figcaption id=\"caption-attachment-123309\" class=\"wp-caption-text\">\u56f31. \u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306eHTML\u30b3\u30fc\u30c9<\/figcaption><\/figure>\n<p>HTML\u306b\u306fJavaScript\u304c\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u3066\u3001\u305d\u308c\u304cms-msdt\u30b9\u30ad\u30fc\u30de\u3067<span style=\"font-family: 'courier new', courier, monospace;\"><a href=\"https:\/\/lolbas-project.github.io\/lolbas\/Binaries\/Msdt\/\">PCWDiagnostic<\/a><\/span>\u30d1\u30c3\u30af\u3092\u547c\u3073\u51fa\u3057\u3001<span style=\"font-family: 'courier new', courier, monospace;\">IT_BrowseForFile<\/span>\u3092\u53c2\u7167\u3057\u3066base64 \u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305fPowerShell\u306e<span style=\"font-family: 'courier new', courier, monospace;\">Invoke-Expression<\/span>\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<p>PowerShell\u306e<span style=\"font-family: 'courier new', courier, monospace;\">Invoke-Expression<\/span>\u5185\u306e\u30c6\u30ad\u30b9\u30c8\u3092base64\u30c7\u30b3\u30fc\u30c9\u3057\u305f\u3082\u306e\u3092\u4ee5\u4e0b\u306e\u56f32\u306b\u8868\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_123311\" aria-describedby=\"caption-attachment-123311\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-123312 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2022\/05\/word-image-72.png\" alt=\"PowerShell\u306e\u5185\u5bb9\u3092base64\u30c7\u30b3\u30fc\u30c9\u3057\u305f\u3082\u306e\u3002\u3053\u3053\u306b\u793a\u3057\u305f\u30b3\u30fc\u30c9\u306f\u3001msdt.exe\u30d7\u30ed\u30bb\u30b9\u306e\u505c\u6b62\u3001CAB\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3057\u3066\u306e\u30d5\u30a1\u30a4\u30eb\u9593\u30eb\u30fc\u30d7\u3001\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u683c\u7d0d\u306a\u3069\u306e\u51e6\u7406\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"199\" \/><figcaption id=\"caption-attachment-123311\" class=\"wp-caption-text\">\u56f32. PowerShell\u306e\u5185\u5bb9\u3092base64\u30c7\u30b3\u30fc\u30c9\u3057\u305f\u3082\u306e\u3002<\/figcaption><\/figure>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3044\u304f\u3064\u304b\u306e\u51e6\u7406\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305a<span style=\"font-family: 'courier new', courier, monospace;\">msdt.exe<\/span>\u30d7\u30ed\u30bb\u30b9\u3092\u505c\u6b62\u3055\u305b\u307e\u3059\u3002\u6b21\u306b\u3053\u306e\u30b3\u30fc\u30c9\u306f<span style=\"font-family: 'courier new', courier, monospace;\">.rar<\/span>\u30a2\u30fc\u30ab\u30a4\u30d6\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u9593\u3092\u30eb\u30fc\u30d7\u3057\u3001CAB\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3057\u307e\u3059(<span style=\"font-family: 'courier new', courier, monospace;\">TVNDRgAA<\/span>\u3092base64\u30c7\u30b3\u30fc\u30c9\u3059\u308b\u3068<span style=\"font-family: 'courier new', courier, monospace;\">MSCF<\/span>\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306fCAB\u30d5\u30a1\u30a4\u30eb\u306e\u30de\u30b8\u30c3\u30af\u30ca\u30f3\u30d0\u30fc\u3067\u3059)\u3002\u30b3\u30fc\u30c9\u306f\u6b21\u306b\u305d\u308c\u3092 <span style=\"font-family: 'courier new', courier, monospace;\">1.t<\/span>\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u306b\u683c\u7d0d\u3057\u307e\u3059\u3002<span style=\"font-family: 'courier new', courier, monospace;\">1.t<\/span>\u306fbase64\u30c7\u30b3\u30fc\u30c9\u3055\u308c\u3066<span style=\"font-family: 'courier new', courier, monospace;\">1.c<\/span>\u3068\u306a\u308a\u3001\u3053\u308c\u304c\u5c55\u958b\u3055\u308c\u3066<span style=\"font-family: 'courier new', courier, monospace;\">rgb.exe<\/span>\u306b\u306a\u308a\u3001\u6700\u7d42\u7684\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u79c1\u305f\u3061\u304c\u78ba\u8a8d\u3057\u305f\u30ec\u30dd\u30fc\u30c8\u3067\u6700\u7d42\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u5fa9\u5143\u3067\u304d\u305f\u3082\u306e\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305d\u306e\u305f\u3081\u6700\u7d42\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u5185\u5bb9\u306f\u4e0d\u660e\u3067\u3059\u3002<\/p>\n<p>\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u3088\u308b\u60aa\u610f\u306e\u3042\u308b\u6587\u66f8\u306e\u914d\u4fe1\u3058\u305f\u3044\u306f\u3068\u304f\u306b\u76ee\u65b0\u3057\u304f\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u3053\u308c\u307e\u3067\u306e\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306f<span style=\"font-family: 'courier new', courier, monospace;\">.docm<\/span>\u306a\u3044\u3057<span style=\"font-family: 'courier new', courier, monospace;\">.dotm<\/span>(\u30de\u30af\u30ed\u304c\u6709\u52b9\u306aWord\u6587\u66f8)\u306e\u30db\u30b9\u30c8\u7528\u306b\u4f7f\u308f\u308c\u3066\u3044\u3066\u3001\u30ed\u30fc\u30ab\u30eb\u30b7\u30b9\u30c6\u30e0\u306eWord\u30de\u30af\u30ed\u30dd\u30ea\u30b7\u30fc\u306b\u306f\u3044\u305c\u3093\u3068\u3057\u3066\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3057\u305f\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3053\u306e\u653b\u6483\u3067\u7279\u306b\u6ce8\u610f\u3059\u3079\u304d\u8106\u5f31\u6027\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u3067\u8aad\u307f\u8fbc\u307e\u308c\u305f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u4ecb\u3057\u3001Word\u5185\u306ems-msdt URL Protocol\u3067Microsoft Support Diagnostic Tool (MSDT Microsoft\u30b5\u30dd\u30fc\u30c8\u8a3a\u65ad\u30c4\u30fc\u30eb) \u304c\u547c\u3073\u51fa\u3055\u308c\u308b\u3068\u3044\u3046\u70b9\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30de\u30af\u30ed\u304c\u7121\u52b9\u306b\u306a\u3063\u3066\u3044\u3066\u3082\u3001Microsoft Word\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>nao_sec\u306e\u30b5\u30f3\u30d7\u30eb\u5b9f\u884c\u4e2d\u3001<a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/what-is-protected-view-d6f09ac7-e6b9-4495-8e43-2bbcdbcb6653\">Protected View<\/a>\u306f\u8d77\u52d5\u3057\u307e\u3057\u305f\u304c\u3001John Hammond\u306f\u3001\u4ee3\u308f\u308a\u306bRTF\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001Protected View\u3092\u56de\u907f\u3067\u304d\u308b\u3068<a href=\"https:\/\/t.co\/RYtH9Bb4rm\">\u793a\u3057\u307e\u3057\u305f<\/a>\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u30af\u30ea\u30c3\u30af\u3057\u306a\u304f\u3066\u3082\u30d7\u30ec\u30d3\u30e5\u30fc\u30da\u30a4\u30f3\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u898b\u308b\u3060\u3051\u3067\u653b\u6483\u3092\u6210\u529f\u3055\u305b\u3089\u308c\u308b\u3053\u3068\u304b\u3089\u3001\u3053\u308c\u306f\u3088\u308a\u5371\u967a\u306a\u653b\u6483\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u5f8cMicrosoft\u306f<a href=\"https:\/\/msrc-blog.microsoft.com\/2022\/05\/30\/guidance-for-cve-2022-30190-microsoft-support-diagnostic-tool-vulnerability\/\">\u4fdd\u8b77\u306e\u30ac\u30a4\u30c0\u30f3\u30b9<\/a>\u3092\u516c\u958b\u3057\u3001\u3053\u306e\u8106\u5f31\u6027\u306bCVE-2022-30190\u3092\u5272\u308a\u5f53\u3066\u307e\u3057\u305f\u3002\u540c\u793e\u306fMSDT URL\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u7121\u52b9\u306b\u3059\u308b\u56de\u907f\u7b56\u3092\u63d0\u4f9b\u3057\u307e\u3057\u305f\u304c\u3001\u540c\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u4f9d\u5b58\u3057\u3066\u52d5\u4f5c\u3059\u308b\u4ed6\u306e\u8a3a\u65ad\u30c4\u30fc\u30eb\u306b\u652f\u969c\u3092\u304d\u305f\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u540c\u793e\u306f\u30af\u30e9\u30a6\u30c9\u914d\u4fe1\u306b\u3088\u308b\u4fdd\u8b77\u3068Microsoft Defender\u306e\u81ea\u52d5\u30b5\u30f3\u30d7\u30eb\u63d0\u51fa\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3088\u3046\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u793e\u306fMicrosoft Defender for Endpoint\u3092\u5229\u7528\u4e2d\u306e\u9867\u5ba2\u306b\u5bfe\u3057\u3001\u653b\u6483\u5bfe\u8c61\u9818\u57df\u7e2e\u5c0f\u306e\u305f\u3081\u306e\u30eb\u30fc\u30eb<span style=\"font-family: 'courier new', courier, monospace;\">BlockOfficeCreateProcessRule<\/span>\u3092\u6709\u52b9\u306b\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2><a id=\"In-The-Wild\"><\/a>\u5b9f\u969b\u306eCVE-2022-30190\u306e\u60aa\u7528<\/h2>\n<p>\u4eca\u306e\u3068\u3053\u308d\u5f0a\u793e\u306f\u304a\u5ba2\u69d8\u306e\u30c6\u30ec\u30e1\u30c8\u30ea\u3067<span style=\"font-family: 'courier new', courier, monospace;\">calc.exe<\/span>\u3084<span style=\"font-family: 'courier new', courier, monospace;\">notepad.exe<\/span>\u306a\u3069\u7121\u5bb3\u306a\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u3092\u6700\u7d42\u30da\u30a4\u30ed\u30fc\u30c9\u3068\u3057\u3066\u5b9f\u884c\u3059\u308b\u30c6\u30b9\u30c8\u306e\u6307\u6a19\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u306e\u307f\u3067\u3059\u3002\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u3068Unit 42\u306f\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u8a3c\u62e0\u3084\u65b0\u305f\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306a\u3069\u306b\u3064\u3044\u3066\u4eca\u5f8c\u3082\u76e3\u8996\u3092\u7d9a\u3051\u307e\u3059\u3002<\/p>\n<h2><a id=\"Conclusion\"><\/a>\u7d50\u8ad6<\/h2>\n<p>\u516c\u958b\u3055\u308c\u305f\u60c5\u5831\u304c\u591a\u304f\u3001\u60aa\u7528\u304c\u5bb9\u6613\u3067\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u6709\u52b9\u6027\u304c\u304d\u308f\u3081\u3066\u9ad8\u3044\u3053\u3068\u304b\u3089\u3001Microsoft\u306b\u3088\u308b\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u516c\u958b\u3055\u308c\u308b\u307e\u3067\u306e\u3042\u3044\u3060\u3001\u540c\u793e\u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u306b\u5f93\u3063\u3066\u7d44\u7e54\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n<p><span style=\"font-weight: 400;\">\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb (PA-Series\u3001VM-Series\u3001CN-Series)\u307e\u305f\u306f\u8105\u5a01\u9632\u5fa1\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u3092\u6301\u3064Prisma Access \u306f\u8105\u5a01ID 92623 (Application and Threat content update 8575)\u3067\u3053\u306e\u8106\u5f31\u6027\u306b\u95a2\u9023\u3059\u308b\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u81ea\u52d5\u7684\u306b\u30d6\u30ed\u30c3\u30af\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><a href=\"https:\/\/docs.paloaltonetworks.com\/wildfire\">WildFire<\/a>\u3068<a href=\"https:\/\/docs.paloaltonetworks.com\/cortex\/cortex-xdr\">Cortex XDR<\/a>\u306f\u3053\u308c\u307e\u3067\u306b\u5f0a\u793e\u3067\u78ba\u8a8d\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u3057\u3066\u5206\u985e\u3057\u307e\u3059\u3002<\/p>\n<p><span style=\"font-weight: 400;\">Cortex XDR Agent 7.5 \u4ee5\u964d(\u30b3\u30f3\u30c6\u30f3\u30c4 \u30d0\u30fc\u30b8\u30e7\u30f3540-92526)\u306fBTP(\u632f\u308b\u821e\u3044\u8105\u5a01\u9632\u5fa1)\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u3088\u308a<\/span><a href=\"https:\/\/www.paloaltonetworks.com\/blog\/security-operations\/prevention-hunting-and-playbooks-for-msdt-zero-day-cve-2022-30190\/\"><span style=\"font-weight: 400;\">\u672c\u8106\u5f31\u6027\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u8a66\u884c\u3092\u963b\u6b62\u3057\u307e\u3059\u3002<\/span><\/a><span style=\"font-weight: 400;\">Cortex XSOAR\u306e\u300c<\/span><a href=\"https:\/\/xsoar.pan.dev\/marketplace\/details\/CVE_2022_30190\"><span style=\"font-weight: 400;\">CVE-2022-30190 - MSDT RCE<\/span><\/a><span style=\"font-weight: 400;\">\u300d\u30d7\u30ec\u30a4\u30d6\u30c3\u30af\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u4fb5\u5bb3\u30db\u30b9\u30c8\u306e\u767a\u898b\u30fb\u4fee\u5fa9\u306e\u8fc5\u901f\u5316\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u30d7\u30ec\u30a4\u30d6\u30c3\u30af\u306fXSOAR\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u3067\u5165\u624b\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p>\u307e\u305f\u3053\u308c\u307e\u3067\u306b\u78ba\u8a8d\u3055\u308c\u3066\u3044\u308bURL\u306f\u3059\u3079\u3066<a href=\"https:\/\/docs.paloaltonetworks.com\/pan-os\/9-1\/pan-os-admin\/url-filtering\/pan-db-categorization\">Advanced URL Filtering<\/a>\u306eURL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u300cPAN-DB\u300d\u306b\u3088\u308a\u30de\u30eb\u30a6\u30a7\u30a2\u3068\u3057\u3066\u30d5\u30e9\u30b0\u304c\u7acb\u3066\u3089\u308c\u307e\u3059\u3002<span style=\"font-weight: 400;\">\u672c\u30b5\u30fc\u30d3\u30b9\u3092\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u69cb\u6210\u3067\u3054\u5229\u7528\u3044\u305f\u3060\u304f\u3068\u3055\u3089\u306b\u4fdd\u8b77\u3092\u5f37\u5316\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p>\u4fb5\u5bb3\u306e\u61f8\u5ff5\u304c\u3042\u308a\u5f0a\u793e\u306b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u95a2\u3059\u308b\u3054\u76f8\u8ac7\u3092\u306a\u3055\u308a\u305f\u3044\u5834\u5408\u306f\u3001<a href=\"mailto:infojapan@paloaltonetworks.com\">infojapan@paloaltonetworks.com<\/a> \u307e\u3067\u96fb\u5b50\u30e1\u30fc\u30eb\u306b\u3066\u3054\u9023\u7d61\u3044\u305f\u3060\u304f\u304b\u3001\u4e0b\u8a18\u306e\u96fb\u8a71\u756a\u53f7\u307e\u3067\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044(\u3054\u76f8\u8ac7\u306f\u5f0a\u793e\u88fd\u54c1\u306e\u304a\u5ba2\u69d8\u306b\u306f\u9650\u5b9a\u3055\u308c\u307e\u305b\u3093)\u3002<\/p>\n<ul>\n<li>\u5317\u7c73\u30d5\u30ea\u30fc\u30c0\u30a4\u30e4\u30eb: 866.486.4842 (866.4.UNIT42)<\/li>\n<li>\u6b27\u5dde: +31.20.299.3130<\/li>\n<li>\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b: +65.6983.8730<\/li>\n<li>\u65e5\u672c: +81.50.1790.0200<\/li>\n<\/ul>\n<p>\u3055\u3089\u306a\u308b\u60c5\u5831\u307e\u305f\u306f\u691c\u51fa\u304c\u884c\u308f\u308c\u305f\u5834\u5408\u3001\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u672c\u66f8\u3092\u9069\u5b9c\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n<p><em>2022-06-02 09:30 JST \u82f1\u8a9e\u7248\u66f4\u65b0\u65e5 2022-06-01 10:00 PDT \u306e\u5185\u5bb9\u3092\u53cd\u6620<br \/>\n2022-06-06 09:30 JST \u82f1\u8a9e\u7248\u66f4\u65b0\u65e5 2022-06-03 15:30 PDT \u306e\u5185\u5bb9\u3092\u53cd\u6620<br \/>\n<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 2022\u5e745\u670827\u65e5\u3001\u30ea\u30e2\u30fc\u30c8\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u5229\u7528\u3059\u308b\u60aa\u610f\u306e\u3042\u308bWord\u6587\u66f8\u304cms-msdt Office URI\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u308aPowerShell\u3092\u5b9f\u884c\u3059\u308b\u624b\u53e3\u306e\u8a73\u7d30\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u4f7f\u7528<\/p>\n","protected":false},"author":323,"featured_media":134412,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4469,4432,4470],"tags":[5667,5669,4851,4853,5670],"product_categories":[4443,4444,4343,4448,4456],"coauthors":[2575],"class_list":["post-123316","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vulnerabilities","category-top-cyberthreats-ja","category-vulnerabilities-ja","tag-cve-2022-30190-ja","tag-follina-ja","tag-microsoft-office-ja","tag-remote-code-execution-ja","tag-zero-click","product_categories-advanced-url-filtering-ja","product_categories-advanced-wildfire-ja","product_categories-cortex-xdr","product_categories-cortex-xdr-ja","product_categories-next-generation-firewall-ja"],"yoast_head":"<!-- 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