{"id":1227,"date":"2021-07-07T16:04:28","date_gmt":"2021-07-07T08:04:28","guid":{"rendered":"https:\/\/blog.billows.com.tw\/?p=1227"},"modified":"2021-07-07T16:17:27","modified_gmt":"2021-07-07T08:17:27","slug":"microsoft%e7%b7%8a%e6%80%a5%e7%99%bc%e5%b8%83%e4%be%8b%e5%a4%96%e6%9b%b4%e6%96%b0kb5004945%e4%bb%a5%e4%bf%ae%e8%a3%9cprintnightmare-%e6%bc%8f%e6%b4%9e","status":"publish","type":"post","link":"https:\/\/blog.billows.com.tw\/?p=1227","title":{"rendered":"Microsoft\u7dca\u6025\u767c\u5e03\u4f8b\u5916\u66f4\u65b0-KB5004945\uff0c\u4ee5\u4fee\u88dcPrintNightmare \u6f0f\u6d1e"},"content":{"rendered":"\n<p>Microsoft \u6566\u4fc3\u5ba2\u6236\u7acb\u5373\u5b89\u88dd\u9019\u4e9b\u4f8b\u5916\u7684\u5b89\u5168\u66f4\u65b0\u4ee5\u89e3\u6c7a PrintNightmare \u6f0f\u6d1e\uff0c\u4f46\u6709\u7814\u7a76\u4eba\u54e1\u6307\u51fa\u9019\u6b21\u4fee\u88dc\u53ea\u88dc\u597dRCE\u6f0f\u6d1e\uff0c\u672c\u5730\u6b0a\u9650\u5347\u7d1a(LPE)\u6f0f\u6d1e\u4ecd\u672a\u4fee\u88dc\u597d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/thehackernews.com\/images\/-wbLrBJlJCfE\/YOUa-690-KI\/AAAAAAAADG0\/6tT84mGPz6gQ_5vYBxhkEE_spk0LW4WpwCLcBGAsYHQ\/s728-e1000\/windows-patch-update.jpg\" alt=\"Windows PrintNightmare Vulnerability\"\/><\/figure>\n\n\n\n<p>\u4eca\u5929<a href=\"https:\/\/docs.microsoft.com\/en-us\/windows\/release-health\/windows-message-center#1646\">\u5fae\u8edf\u767c\u5e03\u4e86<\/a>\u7dca\u6025\u7684\u4f8b\u5916(Out-of-band)\u5b89\u5168\u66f4\u65b0\uff0c\u4ee5\u4fee\u88dc\u4ee5\u4e00\u500b\u95dc\u9375\u7684\u96f6\u65e5\u6f0f\u6d1e\uff08\u7a31\u70ba\u201cPrintNightmare\u201d\uff09\uff0c \u8a72\u6f0f\u6d1e\u5f71\u97ffWindows Print Spooler \u670d\u52d9\uff0c\u53ef\u8b93\u653b\u64ca\u8005\u57f7\u884c\u4efb\u610f\u7a0b\u5f0f\u78bc\u4e26\u63a5\u7ba1\u6613\u53d7\u653b\u64ca\u7684\u7cfb\u7d71\u3002<\/p>\n\n\n\n<p>\u5728\u4e0a\u5468\u5fae\u8edf\u8b66\u544a\u7a31\u5df2\u6aa2\u6e2c\u5230\u653b\u64ca\u8005\u91dd\u5c0d\u7de8\u865f\u70baCVE-2021-34527\uff08CVSS 8.8\uff09\u7684\u958b\u63a1\uff0c\u4e14\u8a72\u9060\u7aef\u7a0b\u5f0f\u78bc\u57f7\u884c\u7f3a\u9677\u5f71\u97ff\u6240\u6709\u5e02\u5834\u4e0a\u7684Windows\u7248\u672c\u3002<\/p>\n\n\n\n<p>\u6839\u64da\u7f8e\u570bCERT\u5354\u8abf\u4e2d\u5fc3(CERT Coordination Center)\uff0cWindows Print Spooler \u670d\u52d9\u672a\u80fd\u9650\u5236\u5c0d\u5141\u8a31\u7528\u6236\u6dfb\u52a0\u5370\u8868\u6a5f\u548c\u76f8\u95dc\u9a45\u52d5\u7a0b\u5f0f\u529f\u80fd\u7684\u5b58\u53d6\uff0c\u9019\u53ef\u5141\u8a31\u9060\u7aef\u8eab\u4efd\u9a57\u8b49\u7684\u653b\u64ca\u8005\u4ee5\u7cfb\u7d71\u6b0a\u9650\u5728\u6613\u53d7\u653b\u64ca\u7684\u7cfb\u7d71\u4e0a\u57f7\u884c\u9060\u7aef\u7a0b\u5f0f\u78bc\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"554\" height=\"380\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2021\/07\/image-11.png\" alt=\"\" class=\"wp-image-1228\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2021\/07\/image-11.png 554w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2021\/07\/image-11-300x206.png 300w\" sizes=\"auto, (max-width: 554px) 100vw, 554px\" \/><\/figure>\n\n\n\n<p>\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cPrintNightmare\u6f0f\u6d1e\u5305\u62ec\u9060\u7aef\u7a0b\u5f0f\u78bc\u57f7\u884c(RCE)\u548c<a href=\"https:\/\/github.com\/calebstewart\/CVE-2021-1675\">\u672c\u5730\u7279\u6b0a\u5347\u7d1a<\/a>(LPE) \u5411\u91cf\uff0c\u53ef\u5728\u653b\u64ca\u4e2d\u88ab\u6feb\u7528\u4ee5\u5728\u76ee\u6a19 Windows \u6a5f\u5668\u4e0a\u904b\u884c\u5177\u6709\u7cfb\u7d71\u6b0a\u9650\u7684\u547d\u4ee4\u3002<\/p>\n\n\n\n<p>CERT\/CC \u6f0f\u6d1e\u5206\u6790\u5e2b <a href=\"https:\/\/twitter.com\/wdormann\/status\/1412529159721701383\">Will Dormann\u8aaa<\/a>: \u5fae\u8edf\u91dd\u5c0d CVE-2021-34527 \u7684\u66f4\u65b0\u4f3c\u4e4e\u53ea\u89e3\u6c7a\u200b\u200b\u4e86 PrintNightmare \u7684\u9060\u7aef\u7a0b\u5f0f\u57f7\u884c(RCE)\uff0c\u800c\u4e0d\u662f\u672c\u5730\u7279\u6b0a\u5347\u7d1a\uff08LPE\uff09\u3002\u9019\u5be6\u969b\u4e0a\u610f\u5473\u8457\u4fee\u88dc\u4e0d\u5168\uff0c\u653b\u64ca\u8005\u4ecd\u53ef\u4ee5\u5728\u672c\u5730\u5229\u7528\u8a72\u6f0f\u6d1e\u7372\u5f97\u7cfb\u7d71(SYSTEM)\u6b0a\u9650\u3002\u5728\u5fae\u8edf\u767c\u5e03\u4f8b\u5916\u66f4\u65b0\u5f8c\uff0c\u5b89\u5168\u7814\u7a76\u54e1 Matthew Hickey\u4e5f<a href=\"https:\/\/twitter.com\/hackerfantastic\/status\/1412529895788486657\">\u8b49\u5be6<\/a>\u8a72\u4fee\u88dc\u50c5\u4fee\u5fa9\u4e86 RCE \u800c\u4e0d\u662f LPE \u7d44\u4ef6\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\u53e6\u4e00\u500b\u8b8a\u901a\u65b9\u6cd5\uff0cMicrosoft \u5efa\u8b70\u505c\u6b62\u548c\u95dc\u9589Print Spooler \u5217\u5370\u7de9\u885d\u8655\u7406\u670d\u52d9\u6216\u901a\u904e\u7fa4\u7d44\u653f\u7b56(Group Policy Object)\u95dc\u9589\u63a5\u6536\u9060\u7aef\u5217\u5370\u4ee5\u963b\u6b62\u9060\u7aef\u653b\u64ca\u3002CISA \u4e0a\u9031\u4e5f\u767c\u5e03\u4e86\u95dc\u65bc PrintNightmare \u96f6\u65e5\u6f0f\u6d1e\u7684\u901a\u77e5\uff0c\u9f13\u52f5\u7ba1\u7406\u54e1\u5728\u4e0d\u7528\u65bc\u6253\u5370\u7684\u670d\u52d9\u5668\u4e0a\u95dc\u9589 Windows Print Spooler \u670d\u52d9\u3002<\/p>\n\n\n\n<p>Windows\u91dd\u5c0d\u4ee5\u4e0b\u7248\u672c\u5df2\u767c\u5e03\u4e86\u4fee\u88dc\uff1a<\/p>\n\n\n\n<p>Windows Server 2019<\/p>\n\n\n\n<p>Windows Server 2012 R2<\/p>\n\n\n\n<p>Windows Server 2008<\/p>\n\n\n\n<p>Windows 8.1<\/p>\n\n\n\n<p>Windows RT 8.1, and<\/p>\n\n\n\n<p>Windows 10 (versions 21H1, 20H2, 2004, 1909, 1809, 1803, and 1507)<\/p>\n\n\n\n<p>\u5fae\u8edf\u751a\u81f3\u63a1\u53d6\u4e86\u4e0d\u5e38\u898b\u7684\u505a\u6cd5\uff0c\u70ba\u53bb\u5e74\u6b63\u5f0f\u505c\u6b62\u652f\u63f4\u7684Windows 7 \u767c\u5e03\u4fee\u88dc\u3002Windows 10 \u7248\u672c 1607\u3001Windows Server 2016 \u6216 Windows Server 2012 \u7684\u5b89\u5168\u66f4\u65b0\u5c1a\u672a\u767c\u5e03\uff0c\u4f46\u64da\u5fae\u8edf\u7a31\uff0c\u5b83\u5011\u4e5f\u5c07\u5f88\u5feb\u767c\u5e03\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft \u6566\u4fc3\u5ba2\u6236\u7acb\u5373\u5b89\u88dd\u9019\u4e9b\u4f8b\u5916\u7684\u5b89\u5168\u66f4\u65b0\u4ee5\u89e3\u6c7a PrintNightmare \u6f0f\u6d1e\uff0c\u4f46\u6709\u7814\u7a76\u4eba\u54e1 <a class=\"read-more\" href=\"https:\/\/blog.billows.com.tw\/?p=1227\">READ MORE<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[174],"class_list":["post-1227","post","type-post","status-publish","format-standard","hentry","category-6","tag-news"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/1227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1227"}],"version-history":[{"count":3,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/1227\/revisions"}],"predecessor-version":[{"id":1233,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/1227\/revisions\/1233"}],"wp:attachment":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}