{"id":65772,"date":"2020-09-18T18:19:42","date_gmt":"2020-09-18T10:19:42","guid":{"rendered":"https:\/\/blog.trendmicro.com.tw\/?p=65772"},"modified":"2020-09-18T18:20:11","modified_gmt":"2020-09-18T10:20:11","slug":"%e3%80%8czerologon%e3%80%8d%e8%99%9b%e6%93%ac%e4%bf%ae%e8%a3%9c%e7%9a%84%e5%83%b9%e5%80%bc","status":"publish","type":"post","link":"https:\/\/blog.trendmicro.com.tw\/?p=65772","title":{"rendered":"\u300cZerologon\u300d\u865b\u64ec\u4fee\u88dc\u7684\u50f9\u503c"},"content":{"rendered":"\n

<\/h1>\n\n\n\n

<\/p>\n\n\n\n

CVE \u6700\u8fd1\u53c8\u767c\u5e03\u4e86\u4e00\u500b\u65b0\u7684\u6f0f\u6d1e\uff1aCVE-2020-1472<\/strong><\/a>\uff0c\u4e26\u4e14\u767b\u4e0a\u4e86\u4e0d\u5c11\u5a92\u9ad4\u7248\u9762\u3002\u9019\u500b\u88ab\u7a31\u70ba\u300cZerologon\u300d\u7684\u65b0\u6f0f\u6d1e\u53ef\u8b93\u99ed\u5ba2\u5229\u7528 Netlogon \u8a8d\u8b49\u6240\u4f7f\u7528\u7684\u52a0\u5bc6\u6f14\u7b97\u6cd5\u4f86\u5047\u5192\u4efb\u4f55\u96fb\u8166\u5411\u7db2\u57df\u63a7\u5236\u7ad9\u53d6\u5f97\u8a8d\u8b49\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

 \u7c21\u55ae\u4f86\u8aaa<\/a>\uff0c\u9019\u5c31\u662f Netlogon Remote Protocol (MS-NRPC<\/strong><\/a> \u901a\u8a0a\u5354\u5b9a) \u7684\u4e00\u500b\u6f0f\u6d1e\uff0c\u6703\u8b93\u99ed\u5ba2\u80fd\u5728\u7db2\u8def\u4e0a\u7684\u88dd\u7f6e\u57f7\u884c\u60e1\u610f\u7a0b\u5f0f\u3002\u99ed\u5ba2\u53ef\u4ee5\u5229\u7528 MS-NRPC \u901a\u8a0a\u5354\u5b9a\u5411\u7db2\u57df\u63a7\u5236\u7ad9 (Domain Controller\uff0c\u7c21\u7a31 DC) \u8a8d\u8b49\u4ee5\u53d6\u5f97\u7cfb\u7d71\u7ba1\u7406\u6b0a\u9650\u3002<\/p>\n\n\n\n

\u6839\u64da\u6211\u5011 ZDI \u6f0f\u6d1e\u61f8\u8cde\u8a08\u756b\u7814\u7a76\u4eba\u54e1 Dustin Childs \u6307\u51fa\uff1a\u300c\u66f4\u7cdf\u7cd5\u7684\u662f\uff0c\u76ee\u524d\u4e26\u7121\u6cd5\u5fb9\u5e95\u89e3\u6c7a\u8a72\u6f0f\u6d1e\uff0c\u6b64\u6b21\u4fee\u88dc\u66f4\u65b0\u53ea\u662f\u8b93\u7db2\u57df\u63a7\u5236\u7ad9\u53ef\u66ab\u6642\u4fdd\u8b77\u88dd\u7f6e\uff0c\u4e0b\u6b21\u7684\u4fee\u88dc\u66f4\u65b0 (\u9810\u5b9a 2021 \u5e74\u7b2c\u4e00\u5b63\u63a8\u51fa) \u624d\u6703\u5f37\u8feb Netlogon \u4f7f\u7528\u5b89\u5168\u7684 RPC \u901a\u8a0a\u5354\u5b9a\u4f86\u5fb9\u5e95\u89e3\u6c7a\u9019\u9805\u554f\u984c\u3002\u4e0d\u904e\u5957\u7528\u9019\u500b\u4fee\u88dc\u66f4\u65b0\u4e4b\u5f8c\uff0c\u60a8\u9084\u662f\u8981\u8abf\u6574\u7db2\u57df\u63a7\u5236\u7ad9\u7684\u8a2d\u5b9a\u3002Microsoft \u5df2\u91dd\u5c0d\u9019\u4e9b\u8a2d\u5b9a\u767c\u5e03\u4e86\u4e00\u4efd\u6307\u5357<\/strong><\/a>\u4f86\u5354\u52a9\u7cfb\u7d71\u7ba1\u7406\u54e1\u9032\u884c\u8abf\u6574\u3002\u300d<\/p>\n\n\n\n

<\/div>\n\n\n\n

\u5df2\u7d93\u6709\u4e86\u4fee\u88dc\u66f4\u65b0\uff0c\u70ba\u4f55\u9019\u9084\u6703\u662f\u500b\u5927\u554f\u984c\uff1f<\/h3>\n\n\n\n\n\n\n\n


\u6216\u8a31\u60a8\u6703\u89ba\u5f97\uff1a\u300c\u5982\u679c\u5df2\u7d93\u6709\u4e86\u4fee\u88dc\u66f4\u65b0\uff0c\u90a3\u9019\u61c9\u8a72\u4e0d\u662f\u4ec0\u9ebc\u554f\u984c\u3002\u300d\u3002\u5176\u5be6\u554f\u984c\u5728\u65bc\u6240\u8b02\u7684\u300c\u4fee\u88dc\u300d\u4e26\u975e\u5982\u60f3\u50cf\u7684\u55ae\u7d14\uff0c\u60a8\u53ef\u4ee5\u53c3\u8003 Dustin \u7684\u9019\u7bc7\u8cbc\u6587<\/strong><\/a>\u4f86\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u4fee\u88dc\u66f4\u65b0\u7684\u96e3\u8655\u3002<\/p>\n\n\n\n

\u6f0f\u6d1e\u7684\u5e73\u5747\u4fee\u88dc\u6642\u9593 (Mean Time to Patch\uff0c\u7c21\u7a31 MTTP) \u5927\u7d04\u662f 60 \u81f3 150 \u5929\u3002\u9019\u500b CVE \u6f0f\u6d1e\u662f 8 \u6708\u521d\u767c\u5e03\u7684\uff0c\u6240\u4ee5\u6839\u64da\u5e73\u5747\u4fee\u88dc\u6642\u9593\u4f86\u7b97\u7684\u8a71\uff0c\u4fee\u88dc\u7a0b\u5f0f\u66f4\u65b0\u7684\u6642\u9593\u5927\u7d04\u843d\u5728 2020 \u5e74 10 \u6708\u81f3 2021 \u5e74 1 \u6708\u4e4b\u9593\u3002<\/p>\n\n\n\n

\u60a8\u6216\u8a31\u807d\u904e\u696d\u754c\u7684\u4e00\u500b\u7b11\u8a71\uff0c\u90a3\u5c31\u662f\uff1aPatch Tuesday \u5f8c\u9762\u7dca\u63a5\u8457\u5c31\u662f Exploit Wednesday\uff0c\u610f\u601d\u662f\uff1a\u79ae\u62dc\u4e8c\u4fee\u88dc\u66f4\u65b0\u767c\u5e03\u4e4b\u5f8c\uff0c\u79ae\u62dc\u4e09\u5c31\u662f\u99ed\u5ba2\u767c\u52d5\u6f0f\u6d1e\u653b\u64ca\u7684\u6642\u6a5f\u3002\u9019\u7576\u7136\u662f\u958b\u73a9\u7b11\uff0c\u4e0d\u904e\u4e5f\u9ede\u51fa\u4e00\u9805\u4e8b\u5be6\uff1a\u7576\u6bcf\u500b\u6708\u7684\u7b2c\u4e00\u500b\u661f\u671f\u4e8c Microsoft \u548c Adobe \u91cb\u51fa\u4fee\u88dc\u66f4\u65b0\u4e4b\u5f8c\uff0c\u99ed\u5ba2\u5c31\u6703\u958b\u59cb\u91dd\u5c0d\u4fee\u88dc\u66f4\u65b0\u9032\u884c\u9006\u5411\u5de5\u7a0b\u4f86\u767c\u6398\u5982\u4f55\u653b\u64ca\u5ee0\u5546\u4fee\u88dc\u7684\u6f0f\u6d1e\uff0c\u5982\u6b64\u5c31\u80fd\u5728\u5ba2\u6236\u5957\u7528\u4fee\u88dc\u66f4\u65b0\u4e4b\u524d\u53ca\u65e9\u767c\u52d5\u653b\u64ca\u3002<\/p>\n\n\n\n

\u5982\u679c\u6839\u64da\u5e73\u5747\u4fee\u88dc\u6642\u9593\u4f86\u63a8\u7b97\uff0c\u60a8\u7684\u4f01\u696d\u6703\u6709 2 \u81f3 5 \u500b\u6708\u7684\u6642\u9593\u66b4\u9732\u65bc\u9019\u500b\u5df2\u77e5\u5a01\u8105\u3002<\/p>\n\n\n\n

<\/div>\n\n\n\n

\u90a3\u9ebc\uff0c\u60a8\u8a72\u5982\u4f55\u78ba\u4fdd\u81ea\u8eab\u4f01\u696d\u7684\u5b89\u5168\uff1f<\/h3>\n\n\n\n


\u5982\u679c\u60a8\u662f\u8da8\u52e2\u79d1\u6280\u5ba2\u6236\uff0c\u90a3\u5f88\u5e78\u904b\u5730\uff0c\u60a8\u53ef\u4ee5\u900f\u904e\u865b\u64ec\u4fee\u88dc<\/strong><\/a>\u7684\u65b9\u5f0f\u4f86\u9632\u7bc4\u9019\u9805\u6f0f\u6d1e\u3002\u9019\u9805\u6280\u8853\u53ef\u63d0\u4f9b\u4e00\u5c64\u984d\u5916\u7684\u4fdd\u8b77\uff0c\u5728\u60a8\u5957\u7528\u5ee0\u5546\u6b63\u5f0f\u4fee\u88dc\u66f4\u65b0\u4e4b\u524d\uff0c\u63d0\u65e9\u9632\u7bc4\u6f0f\u6d1e\u3002\u9019\u9805\u6280\u8853\u6703\u5728\u99ed\u5ba2\u8a66\u5716\u653b\u64ca\u6f0f\u6d1e\u6642\u52a0\u4ee5\u6514\u622a\uff0c\u56e0\u6b64\u5c31\u597d\u50cf\u4fee\u88dc\u4e86\u6f0f\u6d1e\u4e00\u6a23\u3002<\/p>\n\n\n\n

\u865b\u64ec\u4fee\u88dc\u662f\u4e00\u7a2e\u8b93\u60a8\u4f01\u696d\u4f9d\u7167\u81ea\u5df1\u9069\u5408\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u4fee\u88dc\u66f4\u65b0\u7684\u4e00\u9053\u91cd\u8981\u5b89\u5168\u7db2\u3002<\/p>\n\n\n\n

\u63a1\u7528\u8da8\u52e2\u79d1\u6280\uff0c\u60a8\u5c31\u80fd\u8b93\u865b\u64ec\u4fee\u88dc\u6210\u70ba\u60a8\u65e5\u5e38\u4fee\u88dc\u66f4\u65b0\u7ba1\u7406\u7684\u5f8c\u76fe\uff0c\u9632\u7bc4 Zerologon \u53ca\u5176\u4ed6\u6578\u4ee5\u5343\u8a08\u7684\u6f0f\u6d1e\uff0c\u60a8\u80fd\u5920\u9632\u7bc4\u7684\u9060\u9060\u8d85\u904e\u9019\u500b\u6f0f\u6d1e\u3002<\/p>\n\n\n\n

\u5728 ZDI \u6f0f\u6d1e\u61f8\u8cde\u8a08\u756b\u7684\u52a0\u6301\u4e0b\uff0c\u6211\u5011\u7684\u5ba2\u6236\u751a\u81f3\u53ef\u5728\u5ee0\u5546\u6b63\u5f0f\u91cb\u51fa\u4fee\u88dc\u66f4\u65b0\u4e4b\u524d 81 \u5929\u5c31\u80fd\u9632\u7bc4\u5404\u7a2e\u6f0f\u6d1e (\u6839\u64da 2019 \u5e74\u7684\u8cc7\u6599)\u3002\u60a8\u6216\u8a31\u6703\u89ba\u5f97\u9019\u600e\u9ebc\u53ef\u80fd\uff0c\u7b54\u6848\u975e\u5e38\u7c21\u55ae\uff1a\u7576\u4e00\u500b\u6f0f\u6d1e\u88ab\u9001\u4ea4\u81f3 ZDI \u6642\uff0c\u6211\u5011\u5718\u968a\u5c31\u5df2\u7d93\u958b\u59cb\u8a2d\u6cd5\u91dd\u5c0d\u9019\u9805\u5c1a\u672a\u4fee\u88dc\u7684\u6f0f\u6d1e\u63d0\u4f9b\u9632\u8b77\u80fd\u529b\u3002<\/p>\n\n\n\n

\u5982\u9700\u6709\u95dc\u8da8\u52e2\u79d1\u6280\u5982\u4f55\u9632\u8b77 CVE-2020-1472 \u6f0f\u6d1e\u7684\u8a73\u7d30\u8cc7\u8a0a\uff0c\u8acb\u53c3\u95b1\u6211\u5011\u77e5\u8b58\u5eab\u7684\u9019\u7bc7\u6587\u7ae0<\/strong><\/a>\u3002<\/p>\n\n\n\n

\u539f\u6587\u51fa\u8655\uff1a“Zerologon\u201d and the Value of Virtual Patching<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

CVE \u6700\u8fd1\u53c8\u767c\u5e03\u4e86\u4e00\u500b\u65b0\u7684\u6f0f\u6d1e\uff1aCVE-2020-1472\uff0c\u4e26\u4e14\u767b\u4e0a\u4e86\u4e0d\u5c11\u5a92\u9ad4\u7248\u9762\u3002\u9019\u500b\u88ab\u7a31\u70ba\u300cZerolo […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wpscppro_dont_share_socialmedia":false,"_wpscppro_custom_social_share_image":0,"_facebook_share_type":"","_twitter_share_type":"","_linkedin_share_type":"","_pinterest_share_type":"","_linkedin_share_type_page":"","_instagram_share_type":"","_medium_share_type":"","_threads_share_type":"","_google_business_share_type":"","_selected_social_profile":[],"_wpsp_enable_custom_social_template":false,"_wpsp_social_scheduling":{"enabled":false,"datetime":null,"platforms":[],"status":"template_only","dateOption":"today","timeOption":"now","customDays":"","customHours":"","customDate":"","customTime":"","schedulingType":"absolute"},"_wpsp_active_default_template":true},"categories":[1268,3654,156],"tags":[2614,1283],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/65772"}],"collection":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=65772"}],"version-history":[{"count":1,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/65772\/revisions"}],"predecessor-version":[{"id":65773,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/65772\/revisions\/65773"}],"wp:attachment":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=65772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=65772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=65772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}