{"id":93930,"date":"2022-01-07T10:29:23","date_gmt":"2022-01-07T01:29:23","guid":{"rendered":"https:\/\/softantenna.com\/blog\/?p=93930"},"modified":"2022-01-07T10:29:23","modified_gmt":"2022-01-07T01:29:23","slug":"observed-log4j-vulnerabilities","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/observed-log4j-vulnerabilities\/","title":{"rendered":"Microsoft\u3001Log4j\u306e\u8106\u5f31\u6027\u3092\u60aa\u7528\u3057\u305f\u653b\u6483\u3092\u591a\u6570\u89b3\u6e2c"},"content":{"rendered":"<p><img decoding=\"async\" style=\"display:block; margin-left:auto; margin-right:auto;\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2016\/08\/hacker.jpg\" alt=\"Hacker\" title=\"hacker.jpg\" border=\"0\" width=\"960\" height=\"720\" \/><\/p>\n<p>\u5148\u6708\u3001\u591a\u6570\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30b5\u30fc\u30d3\u30b9\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30ed\u30ae\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u300cApache Log4j\u300d\u306b\u8907\u6570\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027(CVE-2021-44228\u3001CVE-2021-45046\u3001CVE-2021-44832)\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u304c\u5831\u544a\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>\u8106\u5f31\u6027\u306b\u5bfe\u51e6\u3057\u305fLog4j\u306e\u6700\u65b0\u7248\u306f\u3059\u3067\u306b\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u6700\u65b0\u7248\u304c\u5168\u3066\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u63a1\u7528\u3055\u308c\u308b\u307e\u3067\u3001Apache Log4j\u3092\u30bf\u30fc\u30b2\u30c3\u30c8\u3068\u3057\u305f\u30cf\u30c3\u30ab\u30fc\u306e\u653b\u6483\u304c\u7d99\u7d9a\u3059\u308b\u3053\u3068\u304c\u61f8\u5ff5\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u3088\u3046\u306a\u306a\u304b\u3001Microsoft\u304c\u3001Log4j\u306e\u8106\u5f31\u6027\u306e\u60aa\u7528\u3092\u9632\u6b62\u3001\u691c\u51fa\u3059\u308b\u305f\u3081\u306e<a href=\"https:\/\/www.microsoft.com\/security\/blog\/2021\/12\/11\/guidance-for-preventing-detecting-and-hunting-for-cve-2021-44228-log4j-2-exploitation\/\">\u30ac\u30a4\u30c0\u30f3\u30b9<\/a>\u3092\u66f4\u65b0\u3057\u3066\u3044\u307e\u3059(<a href=\"https:\/\/mspoweruser.com\/microsoft-attackers-exploits-log4j-vulnerabilities\/\">MSPoweruser<\/a>)\u3002<\/p>\n<p>Microsoft\u306f\u3001\u653b\u6483\u8005\u304cLog4j\u306e\u8106\u5f31\u6027\u3092\u7a4d\u6975\u7684\u306b\u60aa\u7528\u3057\u3066\u304a\u308a\u300112\u6708\u306e\u6700\u5f8c\u306e\u6570\u9031\u9593\u306f\u60aa\u7528\u306e\u8a66\u307f\u304c\u9ad8\u3044\u6c34\u6e96\u3067\u63a8\u79fb\u3057\u3066\u3044\u308b\u3068\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u591a\u304f\u306e\u653b\u6483\u8005\u304c\u65e2\u5b58\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u30ad\u30c3\u30c8\u3084\u6226\u8853\u306b\u3001Log4j\u306e\u8106\u5f31\u6027\u306e\u60aa\u7528\u3092\u8ffd\u52a0\u3057\u3066\u304a\u308a\u3001\u4eca\u5f8cLog4j\u306e\u8106\u5f31\u6027\u306e\u5229\u7528\u304c\u62e1\u5927\u3059\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3068\u6307\u6458\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Microsoft\u306f\u9867\u5ba2\u5411\u3051\u306b\u4ee5\u4e0b\u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u3092\u767a\u8868\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30b9\u30af\u30ea\u30d7\u30c8\u3084\u30b9\u30ad\u30e3\u30f3\u30c4\u30fc\u30eb\u3092\u6d3b\u7528\u3057\u3066\u3001\u30ea\u30b9\u30af\u3068\u5f71\u97ff\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/li>\n<li>Microsoft\u30c8\u306f\u3001\u653b\u6483\u8005\u304c\u30bf\u30fc\u30b2\u30c3\u30c8\u3092\u898b\u3064\u3051\u308b\u305f\u3081\u306b\u3001\u540c\u3058\u30a4\u30f3\u30d9\u30f3\u30c8\u30ea\u6280\u8853\u306e\u591a\u304f\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u89b3\u5bdf\u3057\u3066\u3044\u307e\u3059\u3002\u6d17\u7df4\u3055\u308c\u305f\u6575\u5bfe\u8005(\u56fd\u5bb6\u7684\u884c\u70ba\u8005\u7b49)\u304a\u3088\u3073\u4e00\u822c\u306e\u653b\u6483\u8005\u304c\u3001\u3053\u308c\u3089\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u89b3\u5bdf\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li>Microsoft\u306f\u3001\u8106\u5f31\u306a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u767a\u898b\u3055\u308c\u305f\u30c7\u30d0\u30a4\u30b9\u3092\u3055\u3089\u306b\u8abf\u67fb\u3059\u308b\u3088\u3046\u63a8\u5968\u3057\u307e\u3059\u3002<\/li>\n<li>\u60aa\u7528\u30b3\u30fc\u30c9\u3068\u30b9\u30ad\u30e3\u30f3\u6a5f\u80fd\u304c\u5e83\u304f\u5229\u7528\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u304c\u3001\u73fe\u5b9f\u7684\u306a\u5371\u967a\u3067\u3042\u308b\u3068\u8003\u3048\u308b\u3079\u304d\u3067\u3059\u3002<\/li>\n<li>\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30b5\u30fc\u30d3\u30b9\u304c\u591a\u304f\u3001\u66f4\u65b0\u306e\u30da\u30fc\u30b9\u3082\u901f\u3044\u305f\u3081\u3001\u3053\u306e\u554f\u984c\u306e\u89e3\u6c7a\u306b\u306f\u9577\u3044\u6642\u9593\u304c\u304b\u304b\u308b\u3068\u4e88\u60f3\u3055\u308c\u3001\u7d99\u7d9a\u7684\u306a\u8b66\u6212\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>Log4j\u306e\u8a71\u984c\u306f\u53ce\u675f\u3057\u305f\u3088\u3046\u306b\u3082\u601d\u3048\u307e\u3059\u304c\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u8005\u3084\u3001\u30b5\u30fc\u30d0\u30fc\u7ba1\u7406\u8005\u306b\u306f\u8fc5\u901f\u306a\u5bfe\u5fdc\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5148\u6708\u3001\u591a\u6570\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30b5\u30fc\u30d3\u30b9\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30ed\u30ae\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u300cApache Log4j\u300d\u306b\u8907\u6570\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027(CVE-2021-44228\u3001CVE-2021-45046\u3001CVE-20 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":93931,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[75],"tags":[4443,87],"class_list":["post-93930","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software","tag-log4j","tag-microsoft"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/93930","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=93930"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/93930\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/93931"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=93930"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=93930"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=93930"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}