{"id":66177,"date":"2024-10-14T15:12:16","date_gmt":"2024-10-14T07:12:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66177\/"},"modified":"2024-10-14T15:12:16","modified_gmt":"2024-10-14T07:12:16","slug":"mssql%e6%95%b8%e6%93%9a%e5%ba%ab%e9%99%8d%e6%ac%8a%e8%88%87%e6%8f%90%e6%ac%8a%e6%93%8d%e4%bd%9c%ef%bc%88mssql%e9%99%8d%e6%ac%8a%e6%8f%90%e6%ac%8a%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66177\/","title":{"rendered":"MSSQL\u6578\u64da\u5eab\u964d\u6b0a\u8207\u63d0\u6b0a\u64cd\u4f5c\uff08mssql\u964d\u6b0a\u63d0\u6b0a\uff09"},"content":{"rendered":"<h1 id=\"mssql%e6%95%b8%e6%93%9a%e5%ba%ab%e9%99%8d%e6%ac%8a%e8%88%87%e6%8f%90%e6%ac%8a%e6%93%8d%e4%bd%9c%ef%bc%88mssql%e9%99%8d%e6%ac%8a%e6%8f%90%e6%ac%8a%ef%bc%89-oAcnoPXEbU\">MSSQL\u6578\u64da\u5eab\u964d\u6b0a\u8207\u63d0\u6b0a\u64cd\u4f5c\uff08mssql\u964d\u6b0a\u63d0\u6b0a\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u548c\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002Microsoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u696d\u52d9\u74b0\u5883\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u5eab\u7684\u4f7f\u7528\u589e\u9577\uff0c\u5b89\u5168\u6f0f\u6d1e\u548c\u6b0a\u9650\u7ba1\u7406\u554f\u984c\u4e5f\u65e5\u76ca\u7a81\u51fa\u3002\u672c\u6587\u5c07\u63a2\u8a0eMSSQL\u6578\u64da\u5eab\u7684\u964d\u6b0a\u8207\u63d0\u6b0a\u64cd\u4f5c\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u9019\u4e9b\u64cd\u4f5c\u7684\u80cc\u666f\u3001\u65b9\u6cd5\u53ca\u5176\u6f5b\u5728\u98a8\u96aa\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%99%8d%e6%ac%8a%e8%88%87%e6%8f%90%e6%ac%8a%ef%bc%9f-oAcnoPXEbU\">\u4ec0\u9ebc\u662f\u964d\u6b0a\u8207\u63d0\u6b0a\uff1f<\/h2>\n<p>\u964d\u6b0a\uff08Privilege Escalation\uff09\u548c\u63d0\u6b0a\uff08Privilege Escalation\uff09\u662f\u6307\u5728\u6578\u64da\u5eab\u74b0\u5883\u4e2d\uff0c\u4f7f\u7528\u8005\u6216\u653b\u64ca\u8005\u901a\u904e\u67d0\u4e9b\u624b\u6bb5\u7372\u53d6\u6bd4\u5176\u539f\u672c\u61c9\u6709\u7684\u66f4\u9ad8\u6b0a\u9650\u7684\u884c\u70ba\u3002\u9019\u4e9b\u64cd\u4f5c\u53ef\u80fd\u662f\u5408\u6cd5\u7684\uff0c\u4e5f\u53ef\u80fd\u662f\u60e1\u610f\u7684\uff0c\u5177\u9ad4\u53d6\u6c7a\u65bc\u4f7f\u7528\u8005\u7684\u610f\u5716\u548c\u80cc\u666f\u3002<\/p>\n<h3 id=\"%e9%99%8d%e6%ac%8a%e6%93%8d%e4%bd%9c-oAcnoPXEbU\">\u964d\u6b0a\u64cd\u4f5c<\/h3>\n<p>\u964d\u6b0a\u64cd\u4f5c\u901a\u5e38\u662f\u6307\u5c07\u67d0\u500b\u7528\u6236\u7684\u6b0a\u9650\u964d\u4f4e\uff0c\u4ee5\u9632\u6b62\u5176\u57f7\u884c\u4e0d\u7576\u64cd\u4f5c\u3002\u9019\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u56e0\u70ba\u4e0d\u7576\u7684\u6b0a\u9650\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u6d29\u9732\u6216\u640d\u58de\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u964d\u6b0a\u64cd\u4f5c\uff1a<\/p>\n<ul>\n<li><code>REVOKE<\/code>\uff1a\u7528\u65bc\u64a4\u92b7\u7528\u6236\u7684\u7279\u5b9a\u6b0a\u9650\u3002<\/li>\n<li><code>DENY<\/code>\uff1a\u7528\u65bc\u660e\u78ba\u62d2\u7d55\u7528\u6236\u7684\u7279\u5b9a\u6b0a\u9650\uff0c\u5373\u4f7f\u8a72\u7528\u6236\u64c1\u6709\u5176\u4ed6\u89d2\u8272\u7684\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u64a4\u92b7\u7528\u6236\u5c0d\u67d0\u500b\u8868\u7684\u63d2\u5165\u6b0a\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>REVOKE INSERT ON dbo.YourTable FROM YourUser;<\/code><\/pre>\n<h3 id=\"%e6%8f%90%e6%ac%8a%e6%93%8d%e4%bd%9c-oAcnoPXEbU\">\u63d0\u6b0a\u64cd\u4f5c<\/h3>\n<p>\u63d0\u6b0a\u64cd\u4f5c\u5247\u662f\u6307\u7528\u6236\u7372\u53d6\u66f4\u9ad8\u7684\u6b0a\u9650\uff0c\u9019\u901a\u5e38\u662f\u901a\u904e\u5229\u7528\u7cfb\u7d71\u6f0f\u6d1e\u6216\u914d\u7f6e\u932f\u8aa4\u4f86\u5be6\u73fe\u7684\u3002\u653b\u64ca\u8005\u53ef\u80fd\u6703\u5229\u7528\u9019\u4e9b\u6f0f\u6d1e\u4f86\u7372\u53d6\u7ba1\u7406\u54e1\u6b0a\u9650\uff0c\u5f9e\u800c\u5c0d\u6578\u64da\u5eab\u9032\u884c\u672a\u7d93\u6388\u6b0a\u7684\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u63d0\u6b0a\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>\u5229\u7528SQL\u6ce8\u5165\u6f0f\u6d1e\uff1a\u653b\u64ca\u8005\u53ef\u4ee5\u901a\u904e\u6ce8\u5165\u60e1\u610fSQL\u4ee3\u78bc\u4f86\u7372\u53d6\u66f4\u9ad8\u7684\u6b0a\u9650\u3002<\/li>\n<li>\u5229\u7528\u5f31\u5bc6\u78bc\uff1a\u5982\u679c\u6578\u64da\u5eab\u7528\u6236\u7684\u5bc6\u78bc\u904e\u65bc\u7c21\u55ae\uff0c\u653b\u64ca\u8005\u53ef\u4ee5\u8f15\u6613\u5730\u9032\u884c\u66b4\u529b\u7834\u89e3\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u82e5\u653b\u64ca\u8005\u6210\u529f\u5229\u7528SQL\u6ce8\u5165\u6f0f\u6d1e\uff0c\u53ef\u80fd\u6703\u57f7\u884c\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u7372\u53d6\u7cfb\u7d71\u7ba1\u7406\u54e1\u6b0a\u9650\uff1a<\/p>\n<pre><code>EXEC sp_addsrvrolemember 'YourUser', 'sysadmin';<\/code><\/pre>\n<h2 id=\"%e9%98%b2%e7%af%84%e6%8e%aa%e6%96%bd-oAcnoPXEbU\">\u9632\u7bc4\u63aa\u65bd<\/h2>\n<p>\u70ba\u4e86\u9632\u6b62\u964d\u6b0a\u548c\u63d0\u6b0a\u64cd\u4f5c\u5e36\u4f86\u7684\u98a8\u96aa\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u61c9\u63a1\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u5be9\u6838\u7528\u6236\u6b0a\u9650\uff0c\u78ba\u4fdd\u6bcf\u500b\u7528\u6236\u50c5\u64c1\u6709\u5176\u5de5\u4f5c\u6240\u9700\u7684\u6700\u4f4e\u6b0a\u9650\u3002<\/li>\n<li>\u4f7f\u7528\u5f37\u5bc6\u78bc\u7b56\u7565\uff0c\u5b9a\u671f\u66f4\u63db\u5bc6\u78bc\uff0c\u4e26\u555f\u7528\u591a\u56e0\u7d20\u8eab\u4efd\u9a57\u8b49\u3002<\/li>\n<li>\u53ca\u6642\u66f4\u65b0\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u4fee\u88dc\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<li>\u76e3\u63a7\u6578\u64da\u5eab\u6d3b\u52d5\uff0c\u53ca\u6642\u767c\u73fe\u7570\u5e38\u884c\u70ba\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-oAcnoPXEbU\">\u7d50\u8ad6<\/h2>\n<p>MSSQL\u6578\u64da\u5eab\u7684\u964d\u6b0a\u8207\u63d0\u6b0a\u64cd\u4f5c\u662f\u6578\u64da\u5eab\u5b89\u5168\u7ba1\u7406\u4e2d\u4e0d\u53ef\u5ffd\u8996\u7684\u91cd\u8981\u74b0\u7bc0\u3002\u901a\u904e\u4e86\u89e3\u9019\u4e9b\u64cd\u4f5c\u7684\u539f\u7406\u548c\u65b9\u6cd5\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u4fdd\u8b77\u6578\u64da\u5b89\u5168\uff0c\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u548c\u64cd\u4f5c\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u6301\u7e8c\u5b78\u7fd2\u548c\u66f4\u65b0\u5b89\u5168\u77e5\u8b58\u5c07\u662f\u6bcf\u4f4d\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u7684\u5fc5\u4fee\u8ab2\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u548c\u5b89\u5168\u7684\u8cc7\u8a0a\uff0c\u60a8\u53ef\u4ee5\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\uff0c\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u89e3\u6c7a\u65b9\u6848\u3002\u6211\u5011\u63d0\u4f9b\u5404\u7a2e<a href=\"https:\/\/server.hk\">VPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MSSQL\u6578\u64da\u5eab\u7684\u964d\u6b0a\u8207\u63d0\u6b0a\u64cd\u4f5c\uff0c\u638c\u63e1\u5b89\u5168\u7ba1\u7406\u6280\u5de7\uff0c\u4fdd\u8b77\u6578\u64da\u5b8c\u6574\u6027\u8207\u7cfb\u7d71\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-66177","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66177","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=66177"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66177\/revisions"}],"predecessor-version":[{"id":66178,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66177\/revisions\/66178"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66177"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66177"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66177"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}