{"id":61942,"date":"2020-04-08T20:02:22","date_gmt":"2020-04-08T12:02:22","guid":{"rendered":"http:\/\/4563.org\/?p=61942"},"modified":"2020-04-08T20:02:22","modified_gmt":"2020-04-08T12:02:22","slug":"%e5%be%ae%e8%bd%afsmbv3%e5%8d%8f%e8%ae%ae%e8%bf%9c%e7%a8%8b%e4%bb%a3%e7%a0%81%e6%89%a7%e8%a1%8c%e6%bc%8f%e6%b4%9e%ef%bc%88cve-2020-0796%ef%bc%89%e9%80%9a%e5%91%8a","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=61942","title":{"rendered":"\u5fae\u8f6fSMBv3\u534f\u8bae\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CVE-2020-0796\uff09\u901a\u544a"},"content":{"rendered":"\n

\t\t\t\t\tlers<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:07:19\t<\/p>\n

\u5fae\u8f6fSMBv3\u534f\u8bae\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff08CVE-2020-0796\uff09\u901a\u544a<\/h3>\n

\t\t \u672c\u5e16\u6700\u540e\u7531 lers \u4e8e 2020-3-19 21:08 \u7f16\u8f91 <\/p>\n

\u6f0f\u6d1e\u6982\u8ff0<\/p>\n

3\u670810\u65e5\uff0c\u5fae\u8f6f\u53d1\u5e03\u5b89\u5168\u901a\u544a\u79f0Microsoft Server Message Block 3.1.1(SMBv3)\u534f\u8bae\u5728\u5904\u7406\u67d0\u4e9b\u8bf7\u6c42\u7684\u65b9\u5f0f\u4e2d\u5b58\u5728\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53d1\u9001\u7cbe\u5fc3\u6784\u9020\u7684\u6570\u636e\u5305\u8fdb\u884c\u653b\u51fb\uff0c\u53ef\u5728\u76ee\u6807SMB\u670d\u52a1\u5668\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002<\/p>\n

\u7eff\u76df\u79d1\u6280\u76d1\u6d4b\u5230\u6709\u56fd\u5916\u5382\u5546\u9488\u5bf9\u8be5\u6f0f\u6d1e\u53d1\u5e03\u4e86\u5b89\u5168\u9632\u62a4\u89c4\u5219\uff0c\u5e76\u786e\u5b9a\u6f0f\u6d1e\u7f16\u53f7\u4e3aCVE-2020-0796\uff0c\u5fae\u8f6f\u5b98\u65b9\u6682\u672a\u53d1\u5e03\u4fee\u590d\u8865\u4e01\uff0c\u8bf7\u76f8\u5173\u7528\u6237\u5173\u6ce8\u5e76\u91c7\u53d6\u9632\u62a4\u63aa\u65bd\u3002<\/p>\n

\u53c2\u8003\u94fe\u63a5\uff1a<\/p>\n

https:\/\/portal.msrc.microsoft.com\/zh-cn\/security-guidance\/advisory\/adv200005<\/p>\n

https:\/\/fortiguard.com\/encyclopedia\/ips\/48773<\/p>\n

SEE MORE \u2192<\/p>\n

2\u5f71\u54cd\u8303\u56f4<\/p>\n

\u53d7\u5f71\u54cd\u7248\u672c<\/p>\n

Windows 10 Version 1903 for 32-bit Systems
Windows 10 Version 1903 for ARM64-based Systems
Windows 10 Version 1903 for x64-based Systems
Windows 10 Version 1909 for 32-bit Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 1909 for x64-based Systems
Windows Server, version 1903 (Server Core installation)
Windows Server, version 1909 (Server Core installation)
3\u6f0f\u6d1e\u9632\u62a4<\/p>\n

3.1 \u9632\u62a4\u5efa\u8bae<\/p>\n

\u76ee\u524d\u5fae\u8f6f\u6682\u672a\u9488\u5bf9\u8be5\u6f0f\u6d1e\u53d1\u5e03\u5b89\u5168\u8865\u4e01\uff0c\u8bf7\u76f8\u5173\u7528\u6237\u6301\u7eed\u5173\u6ce8\u5b98\u65b9\u52a8\u6001\uff1ahttps:\/\/portal.msrc.microsoft.com\/zh-cn\/security-guidance\/advisory\/adv200005<\/p>\n

\u53d7\u5f71\u54cd\u7528\u6237\u53ef\u901a\u8fc7\u4e0b\u5217\u63aa\u65bd\u8fdb\u884c\u9632\u62a4\uff1a<\/p>\n

\u65b9\u6cd5\u4e00\uff1a\u7981\u7528SMBv3\u538b\u7f29<\/p>\n

\u4f7f\u7528\u4ee5\u4e0bPowerShell\u547d\u4ee4\u7981\u7528\u538b\u7f29\u529f\u80fd\uff0c\u4ee5\u963b\u6b62\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u5229\u7528SMBv3 \u670d\u52a1\u5668\u7684\u6f0f\u6d1e\u3002<\/p>\n

Set-ItemProperty -Path \u201cHKLM:SYSTEMCurrentControlSetServicesLanmanServerParameters\u201d DisableCompression -Type DWORD -Value 1 -Force<\/p>\n

\u7528\u6237\u53ef\u901a\u8fc7\u4ee5\u4e0bPowerShell\u547d\u4ee4\u64a4\u9500\u7981\u7528\u538b\u7f29\u529f\u80fd<\/p>\n

Set-ItemProperty -Path \u201cHKLM:SYSTEMCurrentControlSetServicesLanmanServerParameters\u201d DisableCompression -Type DWORD -Value 0 -Force<\/p>\n

\u6ce8\uff1a\u5229\u7528\u4ee5\u4e0a\u547d\u4ee4\u8fdb\u884c\u66f4\u6539\u540e\uff0c\u65e0\u9700\u91cd\u542f\u5373\u53ef\u751f\u6548\uff1b\u8be5\u65b9\u6cd5\u4ec5\u53ef\u7528\u6765\u9632\u62a4\u9488\u5bf9SMB\u670d\u52a1\u5668\uff08SMB SERVER\uff09\u7684\u653b\u51fb\uff0c\u65e0\u6cd5\u5bf9SMB\u5ba2\u6237\u7aef\uff08SMB Client\uff09\u8fdb\u884c\u9632\u62a4\u3002<\/p>\n

\u65b9\u6cd5\u4e8c\uff1a\u8bbe\u7f6e\u9632\u706b\u5899\u7b56\u7565<\/p>\n

\u5728\u8fb9\u754c\u9632\u706b\u5899\u505a\u597d\u5b89\u5168\u7b56\u7565\u963b\u6b62SMB\u901a\u4fe1\u6d41\u51fa\u4f01\u4e1a\u5185\u90e8\uff0c\u8be6\u60c5\u53ef\u53c2\u8003\u5fae\u8f6f\u5b98\u65b9\u7684\u6307\u5357;<\/p>\n

\u7b49\u4e86\u51e0\u5929\u4e4b\u540e github \u4e0a\u9762\u6709\u4eba\u628a\u626b\u63cf CVE-2020-0796 \u7684\u811a\u672c\u7ed9\u5199\u4e86\u51fa\u6765\u3002<\/p>\n

\u9879\u76ee\u5730\u5740\uff1ahttps:\/\/github.com\/ollypwn\/SMBGhost\t\t\t\t<\/p>\n

\t\t\t\t\tpve<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:09:36\t<\/p>\n

<\/h3>\n

\t\t\u5de8\u786c\u963f\u4e09\u7a0b\u5e8f\u5458\u51fa\u6765\u6328\u6253\t\t\t\t<\/p>\n

\t\t\t\t\thongcha<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:08:18\t<\/p>\n

<\/h3>\n

\t\t\u4e86\u89e3\u4e86\uff0c\u611f\u8c22\u697c\u4e3b\u63d0\u9192\uff08\u6211\u867d\u7136\u7528\u4e0d\u4e0a\uff09
\u300a\u300a\u300a\u300a mjj\u4e13\u7528\u7535\u85af\u5e03\u4e01 \u300b\u300b\u300b\u300b\t\t\t\t<\/p>\n

\t\t\t\t\tBecod<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:09:10\t<\/p>\n

<\/h3>\n

\t\t\u524d\u6392\u5403\u74dc
\u867d\u7136\u65e9\u5c31\u77e5\u9053\u5e76\u4e14\u90fd\u7ed9\u6253\u4e0a\u8865\u4e01\u4e86\t\t\t\t<\/p>\n

\t\t\t\t\t\u4e00\u4e2a\u4e0d\u77e5\u540d\u7f51\u53cb<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:09:53\t<\/p>\n

<\/h3>\n

\t\t\u4e86\u89e3\u4e86\uff0c\u611f\u8c22\u697c\u4e3b\u63d0\u9192\uff08\u6211\u867d\u7136\u7528\u4e0d\u4e0a\uff09 \t\t\t\t<\/p>\n

\t\t\t\t\tcamboo<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:09:55\t<\/p>\n

<\/h3>\n

\t\t\u8fd8\u597d\u81ea\u5df1\u662fwin8.1 \u4e00\u76f4\u61d2\u5f97\u4e0awin10\t\t\t\t<\/p>\n

\t\t\t\t\tsuaxi<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:10:33\t<\/p>\n

<\/h3>\n

\t\t\u521a\u66f4\u65b01909\uff0c\u6709\u70b9\u614c:lol\t\t\t\t<\/p>\n

\t\t\t\t\t\u5343\u725b<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:14:18\t<\/p>\n

<\/h3>\n

\t\t\u3002\u3002\u3002\u6709\u70b9\u614c\u4e86\uff0c\u6211LTSC\u600e\u4e48\u529e\u5462\t\t\t\t<\/p>\n

\t\t\t\t\ttrips<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:34:43\t<\/p>\n

<\/h3>\n

\t\tWIN10 1809\u7248\u672c\u8def\u8fc7~\t\t\t\t<\/p>\n

\t\t\t\t\tqcgzxw<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-3-19 21:41:41\t<\/p>\n

<\/h3>\n

\t\t\u524d\u51e0\u5929\u7684\u66f4\u65b0 \u6709\u8fd9\u4e2a\u5b89\u5168\u8865\u4e01\u5427 win10\u7528\u6237\u5347\u7ea7\u5230\u6700\u65b0\u7248\u5c31\u597d\t\t\t <\/p>\n","protected":false},"excerpt":{"rendered":"

lers \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/61942"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=61942"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/61942\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=61942"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=61942"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=61942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}