{"id":129530,"date":"2023-07-30T18:36:17","date_gmt":"2023-07-31T01:36:17","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=129530"},"modified":"2024-07-30T18:02:00","modified_gmt":"2024-07-31T01:02:00","slug":"threat-brief-citrix-cve-2023-3519","status":"publish","type":"post","link":"https:\/\/unit42.paloaltonetworks.com\/ja\/threat-brief-citrix-cve-2023-3519\/","title":{"rendered":"\u8105\u5a01\u306b\u95a2\u3059\u308b\u60c5\u5831: \u9867\u5ba2\u7ba1\u7406\u4e0b\u306e Citrix \u30b5\u30fc\u30d0\u30fc\u306b\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027 (CVE-2023-3519)"},"content":{"rendered":"<h2><a id=\"post-129530-_4lt92rr5muov\"><\/a>\u6982\u8981<\/h2>\n<p>2023 \u5e74 7 \u6708 18 \u65e5\u3001Citrix \u306f\u3001NetScaler ADC \u304a\u3088\u3073 NetScaler Gateway \u88fd\u54c1\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u901f\u5831\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u304c\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4 \u30b5\u30fc\u30d0\u30fc\u306a\u3044\u3057\u8a8d\u8a3c\u30b5\u30fc\u30d0\u30fc\u3068\u3057\u3066\u69cb\u6210\u3055\u308c\u3001\u304b\u3064\u3001\u9867\u5ba2\u7ba1\u7406\u4e0b\u306b\u3042\u308b\u5834\u5408 (\u3064\u307e\u308a Citrix \u306e\u7ba1\u7406\u4e0b\u306b\u306a\u3044\u5834\u5408)\u3001\u653b\u6483\u8005\u306b\u3088\u3063\u3066\u958b\u59cb\u3055\u308c\u308b\u30ea\u30e2\u30fc\u30c8 \u30b3\u30fc\u30c9\u5b9f\u884c\u306b\u5bfe\u3057\u3066\u8106\u5f31\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002Citrix \u7ba1\u7406\u4e0b\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u3064\u3044\u3066\u306f\u540c\u8106\u5f31\u6027\u3078\u306e\u7de9\u548c\u7b56\u3092\u9069\u7528\u6e08\u307f\u3067\u3059\u3002<\/p>\n<p>Citrix \u306f\u3001<a href=\"https:\/\/support.citrix.com\/article\/CTX561482\/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467\">CVE-2023-3519<\/a> \u306e\u30d1\u30c3\u30c1\u304c\u9069\u7528\u3055\u308c\u3066\u3044\u306a\u3044\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u5bfe\u3059\u308b\u653b\u6483\u3092\u3059\u3067\u306b\u89b3\u6e2c\u6e08\u307f\u3067\u3042\u308b\u3068\u3057\u3066\u3044\u307e\u3059\u3002CISA (Cybersecurity and Infrastructure Security Agency: \u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u5b89\u5168\u4fdd\u969c\u5c40) \u3082<a href=\"https:\/\/www.cisa.gov\/news-events\/cybersecurity-advisories\/aa23-201a\">\u52e7\u544a\u3092\u51fa\u3057<\/a>\u3001\u672c\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u305f\u653b\u6483\u306e\u8a73\u7d30\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3067 CVE-2023-3519 \u306e\u8106\u5f31\u6027\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3068\u7de9\u548c\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/docs.paloaltonetworks.com\/advanced-threat-prevention\/administration\">Advanced Threat Prevention<\/a> \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u3092\u6709\u52b9\u306b\u3057\u305f<a href=\"https:\/\/docs.paloaltonetworks.com\/ngfw\">\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u88fd\u54c1<\/a>\u306f\u3001\u653b\u6483\u9632\u6b62\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.paloaltonetworks.jp\/cortex\/cortex-xpanse\">Cortex Xpanse<\/a> \u3092\u3054\u5229\u7528\u306e\u304a\u5ba2\u69d8\u306f\u3001\u653b\u6483\u5bfe\u8c61\u9818\u57df\u30eb\u30fc\u30eb\u300c<strong>Insecure Citrix Application Delivery Controller<\/strong>\u300d\u3092\u901a\u3058\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f Citrix \u304c\u63d0\u4f9b\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308a CVE-2023-3519 \u3092\u542b\u3080\u3053\u308c\u3089\u306e\u8106\u5f31\u6027\u306b\u5bfe\u3059\u308b\u30d1\u30c3\u30c1\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3082\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n<table style=\"width: 100%;\">\n<thead>\n<tr>\n<td style=\"width: 35%;\"><b>\u672c\u7a3f\u3067\u6271\u3046\u8106\u5f31\u6027<\/b><\/td>\n<td style=\"width: 100%;\"><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/cve-2023-3519-ja\/\" target=\"_blank\" rel=\"noopener\"><b>CVE-2023-3519<\/b><\/a>, <strong><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/cve-2023-3466-ja\/\" target=\"_blank\" rel=\"noopener\">CVE-2023-3466<\/a>,\u00a0<a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/cve-2023-3467-ja\/\" target=\"_blank\" rel=\"noopener\">CVE-2023-3467<\/a><\/strong><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<h2><a id=\"post-129530-_wven14kmgum2\"><\/a>\u8106\u5f31\u6027\u306e\u8a73\u7d30<\/h2>\n<p>CVE-2023-3519 \u306f\u30012023 \u5e74 7 \u6708 18 \u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u3001CVSS \u6df1\u523b\u5ea6\u30b9\u30b3\u30a2 9.8 \u306e\u30ea\u30e2\u30fc\u30c8 \u30b3\u30fc\u30c9\u5b9f\u884c (RCE) \u306e\u8106\u5f31\u6027\u3067\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u306f\u3001NetScaler ADC \u306e\u53e4\u3044\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068 NetScaler Gateway \u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u524d\u8005\u306e DetScaler ADC \u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4fdd\u8b77\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30c7\u30ea\u30d0\u30ea\u30fc \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3067\u3059\u3002\u5f8c\u8005\u306e NetScaler Gateway \u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8cc7\u7523\u306e\u30ea\u30e2\u30fc\u30c8 \u30a8\u30f3\u30c9 \u30e6\u30fc\u30b6\u30fc\u306b\u3001VPN \u3068\u30b7\u30f3\u30b0\u30eb \u30b5\u30a4\u30f3\u30aa\u30f3 (SSO) \u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u30a2\u30af\u30bb\u30b9 \u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3067\u3059\u3002<\/p>\n<p>NetScaler \u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8106\u5f31\u6027\u3068\u3057\u3066\u3001\u3053\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u901f\u5831\u3067\u306f\u307b\u304b\u306b <a href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=2023-3466\" target=\"_blank\" rel=\"noopener\">CVE-2023-3466<\/a> \u3068 <a href=\"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=2023-3467\" target=\"_blank\" rel=\"noopener\">CVE-2023-3467<\/a> \u3082\u53d6\u308a\u4e0a\u3052\u3066\u3044\u307e\u3059\u3002Citrix \u306b\u3088\u308b\u3068\u3001CVE-2023-3466 \u306f\u53cd\u5c04\u578b\u30af\u30ed\u30b9\u30b5\u30a4\u30c8 \u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0 (XSS) \u306e\u8106\u5f31\u6027\u3067\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u3092\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3059\u308b\u306b\u306f\u3001\u88ab\u5bb3\u8005\u304c Web \u30d6\u30e9\u30a6\u30b6\u30fc\u7d4c\u7531\u3067\u653b\u6483\u8005\u306e\u5236\u5fa1\u4e0b\u306b\u3042\u308b\u30ea\u30f3\u30af\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u3068\u3001\u5bfe\u8c61\u3068\u306a\u308b\u4eee\u60f3 NetScaler \u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u304c <span style=\"font-weight: 400;\">NetScaler IP (NSIP)<\/span> \u3078\u306e\u63a5\u7d9a\u304c\u53ef\u80fd\u306a\u72b6\u614b\u3067\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306b\u5b58\u5728\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>CVE 2023-3467 \u306f\u7279\u6a29\u6607\u683c\u306e\u8106\u5f31\u6027\u3067\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u3092\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3059\u308b\u306b\u306f\u3001\u653b\u6483\u8005\u304c\u305d\u306e NSIP \u306a\u3044\u3057<span style=\"font-weight: 400;\">\u30b5\u30d6\u30cd\u30c3\u30c8 IP (SNIP)<\/span> \u306e\u7ba1\u7406\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306b\u672a\u8a8d\u8a3c\u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3001\u3053\u306e\u8106\u5f31\u6027\u304c\u60aa\u7528\u3055\u308c\u305f\u5834\u5408\u3001\u30eb\u30fc\u30c8\u7ba1\u7406\u8005\u30a2\u30af\u30bb\u30b9\u3078\u306e\u6f5c\u5728\u7684\u306a\u7279\u6a29\u6607\u683c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002CVE-2023-3466 \u3068 CVE-2023-3467 \u306e\u6df1\u523b\u5ea6\u30b9\u30b3\u30a2\u306f\u305d\u308c\u305e\u308c 8.3 \u3068 8 \u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/support.citrix.com\/article\/CTX561482\/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467\" target=\"_blank\" rel=\"noopener\">Citrix \u306b\u3088\u308b\u3068<\/a>\u3001\u3053\u308c\u3089 3 \u3064\u306e\u8106\u5f31\u6027\u306f\u3001Citrix NetScaler ADC \u304a\u3088\u3073 NetScaler Gateway \u306e\u6b21\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>NetScaler ADC \u304a\u3088\u3073 NetScaler Gateway 13.1 (13.1-49.13 \u3088\u308a\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3)<\/li>\n<li>NetScaler ADC \u304a\u3088\u3073 NetScaler Gateway 13.0 (13.0-91.13 \u3088\u308a\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3)<\/li>\n<li>NetScaler ADC \u304a\u3088\u3073 NetScaler Gateway \u30d0\u30fc\u30b8\u30e7\u30f3 12.1 (EOL)<\/li>\n<li>NetScaler ADC 13.1-37.159 \u3088\u308a\u524d\u306e NetScaler ADC 13.1-FIPS<\/li>\n<li>NetScaler ADC 12.1-55.297 \u3088\u308a\u524d\u306e NetScaler ADC 12.1-FIPS<\/li>\n<li>NetScaler ADC 12.1-NDcPP (12.1-55.297 \u3088\u308a\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3)<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.cisa.gov\/news-events\/cybersecurity-advisories\/aa23-201a\" target=\"_blank\" rel=\"noopener\">CISA \u3082\u5831\u544a\u3057\u3066\u3044\u308b<\/a>\u306e\u304c\u3001\u3053\u306e\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u60aa\u7528\u3059\u308b\u306b\u306f\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4 \u30b5\u30fc\u30d0\u30fc\u306a\u3044\u3057\u8a8d\u8a3c\u30fb\u8a8d\u53ef\u30fb\u76e3\u67fb (AAA) \u30b5\u30fc\u30d0\u30fc\u3068\u3057\u3066\u306e\u8a2d\u5b9a\u304c\u5fc5\u8981\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002Citrix \u304c\u516c\u958b\u3057\u305f\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u524d\u8ff0 3 \u3064\u306e\u8106\u5f31\u6027\u3059\u3079\u3066\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-129530-_50343o6a6han\"><\/a>\u73fe\u5728\u306e\u653b\u6483\u30b9\u30b3\u30fc\u30d7<\/h2>\n<p><a href=\"https:\/\/www.cisa.gov\/news-events\/cybersecurity-advisories\/aa23-201a\" target=\"_blank\" rel=\"noopener\">CISA \u306e\u5831\u544a<\/a>\u306b\u3088\u308c\u3070\u3001\u5c11\u306a\u304f\u3068\u3082 1 \u4ef6\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u3053\u306e\u8106\u5f31\u6027\u3092\u30bc\u30ed\u30c7\u30a4\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3068\u3057\u3066\u60aa\u7528\u3057\u3001\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u7d44\u7e54\u306e NetScaler \u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5f97\u305f\u653b\u6483\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u672c\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3067\u3053\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f CVE-2023-3519 \u3092\u5229\u7528\u3057\u3066\u5bfe\u8c61\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b PHP Web \u30b7\u30a7\u30eb\u3092\u30c9\u30ed\u30c3\u30d7\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u305d\u306e\u5f8c\u3001\u30c9\u30ed\u30c3\u30d7\u3057\u305f Web \u30b7\u30a7\u30eb\u3092\u4f7f\u3044\u3001Active Directory \u30c7\u30fc\u30bf\u3092\u5217\u6319\u30fb\u6f0f\u51fa\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u653b\u6483\u8005\u306f\u3055\u3089\u306a\u308b\u767a\u898b (\u30c7\u30a3\u30b9\u30ab\u30d0\u30ea\u30fc) \u3082\u8a66\u307f\u307e\u3057\u305f\u304c\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u5bfe\u8c61\u306e NetScaler \u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u304c\u30bb\u30b0\u30e1\u30f3\u30c8\u5316\u3055\u308c\u305f\u74b0\u5883\u306b\u3042\u3063\u305f\u305f\u3081\u306b\u5931\u6557\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-129530-_zg1rezlvhwuy\"><\/a>\u4e2d\u9593\u30ac\u30a4\u30c0\u30f3\u30b9<\/h2>\n<p>Citrix \u306f\u3053\u306e\u8106\u5f31\u6027\u306e\u5bfe\u7b56<a href=\"https:\/\/support.citrix.com\/article\/CTX561482\/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467\" target=\"_blank\" rel=\"noopener\">\u30d1\u30c3\u30c1\u3092\u30ea\u30ea\u30fc\u30b9\u3057<\/a>\u3001\u9867\u5ba2\u7ba1\u7406\u4e0b\u306b\u3042\u308b\u3059\u3079\u3066\u306e\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u65e9\u6025\u306b\u66f4\u65b0\u3059\u308b\u3088\u3046\u52e7\u544a\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001<a href=\"https:\/\/www.cisa.gov\/news-events\/cybersecurity-advisories\/aa23-201a\" target=\"_blank\" rel=\"noopener\">CISA\u306f\u30a2\u30c9\u30d0\u30a4\u30b6\u30ea\u30fc\u3092\u516c\u958b<\/a>\u3057\u3001\u3053\u306e\u30a2\u30c9\u30d0\u30a4\u30b6\u30ea\u30fc\u306b<strong>\u691c\u51fa\u65b9\u6cd5\u3084\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u306e\u30d2\u30f3\u30c8\u3001\u7de9\u548c\u7b56\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u691c\u8a3c<\/strong>\u306a\u3069\u3092\u542b\u3081\u305f<a href=\"https:\/\/www.cisa.gov\/sites\/default\/files\/2023-07\/aa23-201a_csa_threat_actors_exploiting_citrix-cve-2023-3519_to_implant_webshells.pdf\" target=\"_blank\" rel=\"noopener\">\u60c5\u5831\u3092\u8a18\u8f09\u3057\u305f\u6587\u66f8<\/a>\u3092\u6dfb\u4ed8\u3059\u308b\u3053\u3068\u3067\u3001\u540c\u8106\u5f31\u6027\u306a\u3089\u3073\u306b\u540c\u69d8\u306e\u8106\u5f31\u6027\u304b\u3089\u7d44\u7e54\u304c\u81ea\u8eab\u3092\u4fdd\u8b77\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>CISA \u306e\u691c\u51fa\u65b9\u6cd5\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>NetScaler \u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u7279\u5b9a\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5909\u66f4\u3059\u308b\u624b\u9806<\/li>\n<li>\u30ed\u30b0\u304b\u3089\u30a2\u30ce\u30de\u30ea\u30fc (\u7570\u5e38) \u3092\u78ba\u8a8d\u3059\u308b\u3055\u3044\u306e\u5177\u4f53\u7684\u306a\u30b3\u30de\u30f3\u30c9<\/li>\n<li>\u7570\u5e38\u306a Application Delivery Controller (ADC) \u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3092\u793a\u5506\u3057\u3046\u308b\u3001\u3055\u307e\u3056\u307e\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30ed\u30b0\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u30ac\u30a4\u30c0\u30f3\u30b9<\/li>\n<\/ul>\n<p>CISA \u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u30ac\u30a4\u30c0\u30f3\u30b9\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u3084\u30b5\u30fc\u30d3\u30b9\u3001\u30ed\u30b0\u306a\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u78ba\u8a8d\u3057\u3066\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb (\u8cc7\u683c\u60c5\u5831) \u3092\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3057\u3064\u3064\u3001\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30db\u30b9\u30c8\u306e\u9694\u96e2\u3084\u518d\u30a4\u30e1\u30fc\u30b8\u5316\u3092\u884c\u3046\u57fa\u672c\u624b\u9806\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u7de9\u548c\u7b56\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/www.cisa.gov\/news-events\/cybersecurity-advisories\/aa23-201a\" target=\"_blank\" rel=\"noopener\">CISA \u306f\u7d44\u7e54\u3092\u5bfe\u8c61\u3068\u3057\u3066\u6b21\u306e\u3088\u3046\u306b\u52e7\u544a\u3057\u3066\u3044\u307e\u3059<\/a>\u3002<\/p>\n<ul>\n<li>\u95a2\u9023\u3059\u308b NetScaler ADC\u3001NetScaler Gateway \u306e\u66f4\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u65e9\u6025\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068<\/li>\n<li>\u5168\u30b9\u30bf\u30c3\u30d5\u30fb\u30b5\u30fc\u30d3\u30b9\u306b\u5bfe\u3059\u308b<a href=\"https:\/\/www.cisa.gov\/sites\/default\/files\/publications\/fact-sheet-implementing-phishing-resistant-mfa-508c.pdf\" target=\"_blank\" rel=\"noopener\">\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u8010\u6027\u306e\u9ad8\u3044\u591a\u8981\u7d20\u8a8d\u8a3c (MFA)\u306e\u5f37\u5236<\/a>\u3092\u542b\u3080\u3001\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u74b0\u5883\u30fb\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u74b0\u5883\u306b\u304a\u3051\u308b\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30d9\u30b9\u30c8 \u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3046\u3053\u3068<\/li>\n<\/ul>\n<p>\u305d\u306e\u4ed6\u306e\u30d9\u30b9\u30c8 \u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/www.cisa.gov\/cross-sector-cybersecurity-performance-goals\" target=\"_blank\" rel=\"noopener\">CISA\u2019s Cross-Sector Cybersecurity Performance Goals (CISA \u306e\u696d\u7a2e\u6a2a\u65ad\u7684\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76ee\u6a19) <\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3002<\/p>\n<h2><a id=\"post-129530-_6kajjrwpgjuu\"><\/a>\u7d50\u8ad6<\/h2>\n<p>\u516c\u958b\u3055\u308c\u305f\u60c5\u5831\u91cf\u306b\u9451\u307f\u3001\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u3067\u306f CVE-2023-3519\u3001CVE-2023-3466\u3001CVE-2023-3467 \u304b\u3089\u7d44\u7e54\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e\u7de9\u548c\u7b56\u306b\u95a2\u3059\u308b CISA \u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u306b\u5f93\u3046\u3053\u3068\u3092\u5f37\u304f\u63a8\u5968\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7de9\u548c\u7b56\u306b\u306f\u3001\u30d9\u30f3\u30c0\u30fc\u63d0\u4f9b\u306e\u30d1\u30c3\u30c1\u306e\u9069\u7528\u3084\u3001CISA \u304c\u8aac\u660e\u3057\u3066\u3044\u308b\u691c\u51fa\u65b9\u6cd5\u3068\u7de9\u548c\u7b56\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3067\u5b9f\u884c\u3059\u308b\u3053\u3068\u3082\u542b\u307f\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u3068 Unit 42 \u306f\u3001\u65b0\u305f\u306a\u60c5\u5831\u3001PoC (\u6982\u5ff5\u5b9f\u8a3c) \u30b3\u30fc\u30c9\u306e\u516c\u958b\u3001\u3055\u3089\u306a\u308b\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u8513\u5ef6\u306e\u75d5\u8de1\u306a\u3069\u3092\u542b\u3081\u3001\u5f15\u304d\u7d9a\u304d\u72b6\u6cc1\u3092\u76e3\u8996\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001\u6b21\u306e\u5404\u88fd\u54c1\u306b\u3088\u3063\u3066\u3053\u306e\u8105\u5a01\u304b\u3089\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3088\u308a\u8a73\u7d30\u306a\u60c5\u5831\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u308a\u3057\u3060\u3044\u3001\u672c\u7a3f\u306f\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-129530-_lqzcx8cug942\"><\/a>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u88fd\u54c1\u306b\u3088\u308b CVE-2023-3519 \u304b\u3089\u306e\u4fdd\u8b77<\/h2>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306b\u306f\u3001\u5f0a\u793e\u88fd\u54c1\/\u30b5\u30fc\u30d3\u30b9\u306e\u4fdd\u8b77\u30fb\u66f4\u65b0\u3092\u901a\u3058\u3001\u540c\u8105\u5a01\u306e\u7279\u5b9a\u30fb\u9632\u5fa1\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/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=\"https:\/\/start.paloaltonetworks.jp\/contact-unit42.html\" target=\"_blank\" rel=\"noopener\">\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0<\/a>\u304b\u3089\u3054\u9023\u7d61\u3044\u305f\u3060\u304f\u304b\u3001infojapan@paloaltonetworks.com\u307e\u3067\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<h3><a id=\"post-129530-_jlr298x3ynzm\"><\/a>Advanced Threat Prevention \u3092\u6709\u52b9\u306b\u3057\u305f\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3068 Prisma Access<\/h3>\n<p><a href=\"https:\/\/docs.paloaltonetworks.com\/advanced-threat-prevention\/administration\" target=\"_blank\" rel=\"noopener\">Advanced Threat Prevention<\/a> \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u3092\u6709\u52b9\u306b\u3057\u305f<a href=\"https:\/\/docs.paloaltonetworks.com\/ngfw\" target=\"_blank\" rel=\"noopener\">\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u306f\u3001\u8105\u5a01\u9632\u5fa1\u30b7\u30b0\u30cd\u30c1\u30e3 <a href=\"https:\/\/threatvault.paloaltonetworks.com\/?query=94145\" target=\"_blank\" rel=\"noopener\">94145<\/a> \u3092\u901a\u3058\u3001\u653b\u6483\u9632\u6b62\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h3><a id=\"post-129530-_73k5n34q8lzp\"><\/a>Cortex Xpanse<\/h3>\n<p><a href=\"https:\/\/www.paloaltonetworks.jp\/cortex\/cortex-xpanse\" target=\"_blank\" rel=\"noopener\">Cortex Xpanse<\/a> \u3092\u3054\u5229\u7528\u306e\u304a\u5ba2\u69d8\u306f\u3001\u653b\u6483\u5bfe\u8c61\u9818\u57df\u30eb\u30fc\u30eb\u300c<strong>Insecure Citrix Application Delivery Controller<\/strong>\u300d\u3092\u901a\u3058\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30eb\u30fc\u30eb\u306f\u3059\u3079\u3066\u306e\u304a\u5ba2\u69d8\u306b\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002\u3053\u308c\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><figure id=\"attachment_129484\" aria-describedby=\"caption-attachment-129484\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-129484 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/07\/word-image-129481-1.png\" alt=\"\u753b\u50cf 1 \u306f\u3001Cortex Xpanse \u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u5de6\u5074\u306b\u30e1\u30cb\u30e5\u30fc\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u56f3\u3067\u306f [Policies and Rules (\u30dd\u30ea\u30b7\u30fc\u3068\u30eb\u30fc\u30eb)] \u30bf\u30d6\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e1\u30cb\u30e5\u30fc\u304b\u3089\u3001\u300cInsecure Citrix Application Delivery Controller\u300d\u306e\u653b\u6483\u5bfe\u8c61\u9818\u57df\u30eb\u30fc\u30eb\u304c\u9078\u629e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u5bfe\u8c61\u9818\u57df\u30eb\u30fc\u30eb\u306b\u306f\u3001Status (\u30b9\u30c6\u30fc\u30bf\u30b9)\u3001Rule ID (\u30eb\u30fc\u30eb ID)\u3001Severity (\u6df1\u523b\u5ea6)\u3001Description (\u8aac\u660e)\u3001Rule Name (\u30eb\u30fc\u30eb\u540d)\u3001Modified (\u5909\u66f4\u65e5\u6642) \u3092\u8a18\u8f09\u3057\u305f\u8868\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5217\u306b\u306f\u3001Citrix \u306b\u5f71\u97ff\u3059\u308b CVE-2023-3519 \u306e\u60c5\u5831\u304c\u4e00\u89a7\u3055\u308c\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"407\" \/><figcaption id=\"caption-attachment-129484\" class=\"wp-caption-text\">\u56f31. \u300cInsecure Citrix Application Delivery Controller\u300d\u30eb\u30fc\u30eb\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3059 Cortex Xpanse \u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/figcaption><\/figure>Cortex Xpanse \u306e Threat Response Center \u304b\u3089\u306f\u3001\u53b3\u9078\u3055\u308c\u305f\u8105\u5a01\u60c5\u5831\u306e\u6982\u8981\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306b\u3088\u308b\u5f71\u97ff\u3001\u4ee5\u524d\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8 \u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3001\u8ffd\u52a0\u60c5\u5831\u53d6\u5f97\u7528\u306e\u5225\u30bd\u30fc\u30b9\u3078\u306e\u30ea\u30f3\u30af\u306a\u3069\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7d44\u7e54\u306e\u3069\u3053\u306b\u3069\u306e\u3088\u3046\u306b\u30ea\u30b9\u30af\u304c\u5206\u5e03\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u305f\u4e0a\u3067\u3001\u63d0\u4f9b\u3055\u308c\u305f\u30ac\u30a4\u30c0\u30f3\u30b9\u306b\u57fa\u3065\u3044\u305f\u4fee\u5fa9\u8a08\u753b\u3092\u7acb\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Cortex Xpanse \u306f\u30b5\u30fc\u30d3\u30b9\u306e\u6240\u6709\u8005\u3092\u81ea\u52d5\u7684\u306b\u8b58\u5225\u3059\u308b\u306e\u3067\u3001\u9069\u5207\u306a\u62c5\u5f53\u8005\u306b\u30c1\u30b1\u30c3\u30c8\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u3082\u5bb9\u6613\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_129486\" aria-describedby=\"caption-attachment-129486\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-129486 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/07\/word-image-129481-2.png\" alt=\"\u753b\u50cf 2 \u306f\u3001Remediation (\u4fee\u5fa9) \u3068 Mitigation (\u7de9\u548c) \u306e\u305f\u3081\u306e\u63d0\u6848\u3084\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306b\u3088\u308b\u5f71\u97ff\u3092\u542b\u3080\u3001CVE-2023-3519 \u306e\u8105\u5a01\u306e\u6982\u8981\u3092\u4e00\u89a7\u306b\u3057\u3066\u3044\u308b Cortex Xpanse \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u95a2\u9023\u3059\u308b CVE \u306e\u8868\u3082\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"429\" \/><figcaption id=\"caption-attachment-129486\" class=\"wp-caption-text\">\u56f32. \u4fee\u5fa9\u30fb\u7de9\u548c\u306e\u63d0\u6848\u3092\u542b\u3080\u8105\u5a01\u6982\u8981\u3092\u793a\u3057\u305f Cortex Xpanse \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/figcaption><\/figure>\n<h2><a id=\"post-129530-_ydqdbjg0dngh\"><\/a>IoC (\u4fb5\u5bb3\u6307\u6a19)<\/h2>\n<h3><strong>SHA-256\u30cf\u30c3\u30b7\u30e5\u5024<\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">293fe23849cffb460e8d28691c640a5292fd4649b0f94a019b45cc586be83fd9<\/span><\/li>\n<\/ul>\n<h3><strong>IP\u30a2\u30c9\u30ec\u30b9<\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">216.41.162[.]172<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">216.51.171[.]17<\/span><\/li>\n<\/ul>\n<h2><a id=\"refsfor_cve-2023\"><\/a><strong>\u53c2\u8003\u8cc7\u6599<\/strong><\/h2>\n<ul>\n<li><a href=\"https:\/\/www.bleepingcomputer.com\/news\/security\/new-critical-citrix-adc-and-gateway-flaw-exploited-as-zero-day\/\">New Critical Citrix ADC and Gateway Flaw Exploited as Zero-Day<\/a> \u2013 Bleeping Computer<\/li>\n<li><a href=\"https:\/\/support.citrix.com\/article\/CTX561482\/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467\">Citrix ADC and Citrix Gateway Security Bulletin for CVE-2023-3519, CVE-2023-3466, CVE-2023-3467<\/a> \u2013 Citrix Support Knowledge Center<\/li>\n<li><a href=\"https:\/\/www.cisa.gov\/news-events\/cybersecurity-advisories\/aa23-201a\">Threat Actors Exploiting Citrix CVE-2023-3519 to Implant Webshells<\/a> \u2013 CISA<\/li>\n<li><a href=\"https:\/\/www.cisa.gov\/sites\/default\/files\/2023-07\/aa23-201a_csa_threat_actors_exploiting_citrix-cve-2023-3519_to_implant_webshells.pdf\">Threat Actors Exploiting Citrix CVE-2023-3519 to Implant Webshells<\/a> \u2013 CISA (PDF)<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 2023 \u5e74 7 \u6708 18 \u65e5\u3001Citrix \u306f\u3001NetScaler ADC \u304a\u3088\u3073 NetScaler Gateway \u88fd\u54c1\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u901f\u5831\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u304c\u30b2<\/p>\n","protected":false},"author":23,"featured_media":134412,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4432,4428,4470],"tags":[4875,4877,5027,5029,5031],"product_categories":[4442,4449,4451,4456,4465],"coauthors":[1025],"class_list":["post-129530","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-top-cyberthreats-ja","category-threat-research-ja","category-vulnerabilities-ja","tag-citrix-ja","tag-citrix-netscaler-ja","tag-cve-2023-3466-ja","tag-cve-2023-3467-ja","tag-cve-2023-3519-ja","product_categories-advanced-threat-prevention-ja","product_categories-cortex-xpanse-ja","product_categories-cortex-xsoar-ja","product_categories-next-generation-firewall-ja","product_categories-unit-42-incident-response-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>\u8105\u5a01\u306b\u95a2\u3059\u308b\u60c5\u5831: \u9867\u5ba2\u7ba1\u7406\u4e0b\u306e Citrix \u30b5\u30fc\u30d0\u30fc\u306b\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027 (CVE-2023-3519)<\/title>\n<meta name=\"description\" content=\"Citrix \u306e NetScaler \u88fd\u54c1\u306b\u5f71\u97ff\u3059\u308b\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027 (CVE-2023-3519) 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