{"id":2306,"date":"2024-03-19T01:17:31","date_gmt":"2024-03-18T17:17:31","guid":{"rendered":"http:\/\/www.ccwifi.cc\/blogs\/?p=2306"},"modified":"2024-03-19T01:17:31","modified_gmt":"2024-03-18T17:17:31","slug":"%e4%bf%9d%e5%ad%98%e6%8f%a1%e6%89%8b%e5%8c%85mysql%e5%8d%8f%e8%ae%ae-%e8%ae%a4%e8%af%81%e6%8f%a1%e6%89%8b%e8%bf%87%e7%a8%8b6204","status":"publish","type":"post","link":"https:\/\/www.ccwifi.cc\/blogs\/2024\/03\/19\/%e4%bf%9d%e5%ad%98%e6%8f%a1%e6%89%8b%e5%8c%85mysql%e5%8d%8f%e8%ae%ae-%e8%ae%a4%e8%af%81%e6%8f%a1%e6%89%8b%e8%bf%87%e7%a8%8b6204\/","title":{"rendered":"\u4fdd\u5b58\u63e1\u624b\u5305 MySQL\u534f\u8bae-\u8ba4\u8bc1\u63e1\u624b\u8fc7\u7a0b"},"content":{"rendered":"
\n

\u5728\u7ebfwifi\u8dd1\u5305 \u91d1\u521a\u5305\u8dd1\u5305 cap\u8dd1\u5305 hccapx ewsa\u5728\u7ebf \u5c31\u6765 \u63e1\u624b\u5305\u8dd1\u5305<\/a><\/strong><\/p>\n

\u5404\u4f4d\u597d \u53c8\u89c1\u9762\u4e86 \u6211\u662f\u66f9\u64cd \u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7\u65b0\u7684\u6559\u7a0b<\/p>\n

\u5e0c\u671b\u5404\u4f4d\u7ec6\u5fc3\u5b66\u4e60 \u4f4e\u8c03\u7528\u7f51<\/p>\n<\/div>\n

\"\u4fdd\u5b58\u63e1\u624b\u5305\"<\/p>\n

0x00 \u5f15\u8a00 MySQL\u6570\u636e\u5e93\u7684\u8eab\u4efd\u9a8c\u8bc1\u65b9\u5f0f\u7ecf\u8fc7\u9010\u6b65\u6539\u8fdb\uff0c\u4ece\u5176\u53d1\u5c55\u5386\u7a0b\u53ef\u4ee5\u770b\u51fa\u5b89\u5168\u6027\u9010\u6e10\u589e\u5f3a\u3002\u5728MySQL-4.1\u4e4b\u524d\u7684\u7248\u672c\u5b58\u5728\u6613\u53d7\u5230\u66b4\u529b\u7834\u89e3\uff08CVE-2000-0981\uff09\u7684\u5b89\u5168\u98ce\u9669\u3002\u8457\u540d\u7684\u5185\u7f51\u55c5\u63a2\u5de5\u5177cain\u5177\u5907\u7834\u89e3MySQL\u6570\u636e\u5e93\u54c8\u5e0c\u503c\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u731c\u89e3\u51fa\u660e\u6587\u5bc6\u7801\u3002\u5728MySQL-4.1\u4e4b\u540e\uff0c\u731c\u89e3\u54c8\u5e0c\u53d8\u5f97\u66f4\u52a0\u56f0\u96be\uff0c\u4f46\u53ea\u8981\u6295\u5165\u8db3\u591f\u7684\u7cbe\u529b\uff0c\u4ecd\u7136\u6709\u53ef\u80fd\u6210\u529f\uff0ccain\u548chashcat\u7b49\u5de5\u5177\u90fd\u63d0\u4f9b\u4e86\u76f8\u5e94\u652f\u6301\u3002\u5728MySQL-5.1\u4e4b\u540e\u7684\u7248\u672c\u4e2d\uff0c\u66fe\u7ecf\u5b58\u5728\u4e00\u4e2a\u8eab\u4efd\u9a8c\u8bc1\u6f0f\u6d1e\uff08CVE-2012-2122\uff09\uff0c\u53ea\u9700\u7528\u6237\u540d\u5373\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u767b\u5f55\u6570\u636e\u5e93\u3002<\/p>\n

0x01 \u8eab\u4efd\u9a8c\u8bc1\u4ea4\u4e92\u8fc7\u7a0b MySQL 3.20 – 4.0 \u7248\u672c\u7684\u8eab\u4efd\u9a8c\u8bc1\u8fc7\u7a0b\uff1a<\/p>\n

\"\u4fdd\u5b58\u63e1\u624b\u5305\"<\/p>\n

\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4e00\u4e2a8\u5b57\u8282\u957f\u5ea6\u7684\u968f\u673a\u5b57\u7b26\u4e32\uff08scramble\uff09\uff0c\u5373\u76d0\uff1b\u5ba2\u6237\u7aef\u901a\u8fc7\u5c06\u76d0\u4e0e\u5bc6\u7801\u7684\u54c8\u5e0c\u503c\u8fdb\u884c\u5f02\u6216\uff08XOR\uff09\u8fd0\u7b97\uff0c\u5f97\u5230\u4e00\u4e2a32\u4f4d\u54c8\u5e0c\u503c\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u79cd\u5b50\u751f\u6210\u4e00\u4e2a8\u5b57\u8282\u5b57\u7b26\u4e32\u53d1\u9001\u7ed9\u670d\u52a1\u5668\uff1b\u670d\u52a1\u5668\u4f7f\u7528\u5b58\u50a8\u5728mysql.user\u8868\u4e2d\u7684\u5bc6\u7801\uff0c\u91cd\u590d\u4e0a\u8ff0\u8ba1\u7b97\u8fc7\u7a0b\uff0c\u5e76\u5c06\u5176\u4e0e\u5ba2\u6237\u7aef\u53d1\u9001\u76848\u5b57\u8282\u5b57\u7b26\u4e32\u8fdb\u884c\u6bd4\u8f83\uff0c\u5f97\u51fa\u7ed3\u679c\u3002<\/p>\n

MySQL 4.1 – 5.7 \u7248\u672c\u7684\u8eab\u4efd\u9a8c\u8bc1\u8fc7\u7a0b\uff1a<\/p>\n

1<\/span>              [<\/span>0<\/span>a]<\/span> protocol version #\u534f\u8bae<\/span>\nstring[<\/span>NUL<\/span>]<\/span>    server version\n4<\/span>              connection id #wireshark\u4e2d\u7684Thread ID<\/span>\nstring[<\/span>8<\/span>]<\/span>      auth-<\/span>plugin-<\/span>data-<\/span>part-<\/span>1<\/span> # salt\u7684\u524d8\u5b57\u8282<\/span>\n1<\/span>              [<\/span>00<\/span>]<\/span> filler\n2<\/span>              capability flags (<\/span>lower 2<\/span> bytes)<\/span>\n  if<\/span> more data in<\/span> the packet:<\/span>\n1<\/span>              character set\n2<\/span>              status flags\n2<\/span>              capability flags (<\/span>upper 2<\/span> bytes)<\/span>\n  if<\/span> capabilities &<\/span> CLIENT_PLUGIN_AUTH<\/span> {<\/span>\n1<\/span>              length of auth-<\/span>plugin-<\/span>data\n  }<\/span> else<\/span> {<\/span>\n1<\/span>              [<\/span>00<\/span>]<\/span>\n  }<\/span>\nstring[<\/span>10<\/span>]<\/span>     reserved (<\/span>all [<\/span>00<\/span>]<\/span>)<\/span> #\u5b57\u7b26\u4e32\u4e00\u822c\u4ee5[00]\u7ed3\u675f<\/span>\n  if<\/span> capabilities &<\/span> CLIENT_SECURE_CONNECTION<\/span> {<\/span>\nstring[<\/span>$len<\/span>]<\/span>   auth-<\/span>plugin-<\/span>data-<\/span>part-<\/span>2<\/span> (<\/span>$len<\/span>=<\/span>MAX<\/span>(<\/span>13<\/span>,<\/span> length of auth-<\/span>plugin-<\/span>data -<\/span> 8<\/span>)<\/span>)<\/span> #salt\u5269\u4f5912\u5b57\u8282<\/span>\n  if<\/span> capabilities &<\/span> CLIENT_PLUGIN_AUTH<\/span> {<\/span>\nstring[<\/span>NUL<\/span>]<\/span>    auth-<\/span>plugin name\n  }<\/span>\n<\/code><\/pre>\n
\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4e00\u4e2a\u76d0\uff08salt\uff09\uff1b\u5ba2\u6237\u7aef\u4f7f\u7528\u8be5\u76d0\u5bf9\u5bc6\u7801\u8fdb\u884c\u52a0\u5bc6\uff0c\u5e76\u5c06\u52a0\u5bc6\u540e\u7684\u5bc6\u7801\u4e0e\u7528\u6237\u540d\u4e00\u8d77\u53d1\u9001\u7ed9\u670d\u52a1\u5668\uff1b\u670d\u52a1\u5668\u4f7f\u7528mysql.user\u8868\u4e2d\u7684\u54c8\u5e0c\u503c\u4e0e\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u5bc6\u7801\u54c8\u5e0c\u8fdb\u884c\u6bd4\u8f83\uff0c\u5982\u679c\u76f8\u540c\u5219\u8ba4\u8bc1\u6210\u529f\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4e0a\u8ff0\u8fc7\u7a0b\u9002\u7528\u4e8eMySQL 4.1\u53ca\u4ee5\u540e\u7684\u7248\u672c\u3002<\/p>\n
MySQL 5.7\u4ee5\u4e0a\u7248\u672c\u7684\u8eab\u4efd\u9a8c\u8bc1\u8fc7\u7a0b\uff1a<\/p>\n
\"\u4fdd\u5b58\u63e1\u624b\u5305\"<\/p>\n
\u501f\u7528\u4e00\u5f20MySQL-8.04\u7684\u56fe\uff0c\u4eceMySQL 5.7\u5f00\u59cb\uff0c\u5bc6\u7801\u52a0\u5bc6\u5f00\u59cb\u4f7f\u7528SHA256(password)\u3002\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4e00\u4e2a20\u5b57\u8282\u7684\u76d0\uff1b\u5ba2\u6237\u7aef\u8bfb\u53d6\u670d\u52a1\u5668\u7684\u516c\u94a5\uff0c\u8be5\u516c\u94a5\u4e8b\u5148\u5bfc\u5165\u7ed9\u5ba2\u6237\u7aef\uff1b\u5ba2\u6237\u7aef\u8ba1\u7b97\u5bc6\u7801\u4e0e\u76d0\u7684\u54c8\u5e0c\u503c\uff0c\u5e76\u901a\u8fc7\u670d\u52a1\u5668\u7684\u516c\u94a5\u8fdb\u884c\u52a0\u5bc6\uff0c\u7136\u540e\u53d1\u9001\u7ed9\u670d\u52a1\u5668\uff1b\u670d\u52a1\u5668\u4f7f\u7528RSA\u79c1\u94a5\u8fdb\u884c\u89e3\u5bc6\uff0c\u5e76\u901a\u8fc7\u76d0\u548c\u5bc6\u7801\u7684\u54c8\u5e0c\u503c\u8fdb\u884c\u6bd4\u8f83\u8ba4\u8bc1\u3002\u7531\u4e8e\u5f15\u5165\u4e86\u975e\u5bf9\u79f0\u52a0\u5bc6\u65b9\u5f0f\u7684\u5b89\u5168\u673a\u5236\uff0c\u55c5\u63a2MySQL\u6d41\u91cf\u4e2d\u7684\u54c8\u5e0c\u503c\u5e76\u8fdb\u884c\u78b0\u649e\u7684\u653b\u51fb\u65b9\u6cd5\u53d8\u5f97\u66f4\u52a0\u56f0\u96be\u3002\u4f5c\u4e3a\u653b\u51fb\u8005\uff0c\u5fc5\u987b\u83b7\u5f97\u670d\u52a1\u5668\u7684\u516c\u94a5\u624d\u80fd\u8fdb\u884c\u4ea4\u4e92\u3002<\/p>\n
\u53c2\u8003\u6587\u732e\uff1a\u53c2\u8003\u6587\u732e<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4fdd\u5b58\u63e1\u624b\u5305 MySQL\u534f\u8bae-\u8ba4\u8bc1\u63e1\u624b\u8fc7\u7a0b0x00 \u7b80\u4ecbMySQL\u6570\u636e\u5e93\u7684\u8ba4\u8bc1\u65b9\u5f0f\u662f\u9010\u6b65\u6539\u8fdb\u7684\uff0c\u4ece\u5b83\u7684\u53d1\u5c55\u8fc7\u7a0b\u53ef\u4ee5\u770b\u5230\u5b89\u5168\u6027\u7684\u7531\u5f31\u5230\u5f3a\u3002\u5728MySQL-4.1\u4ee5\u524d\u7684\u7248\u672c\u5b58\u5728\u5bb9\u6613\u88ab\u7206\u7834(CVE-2000-0981)\u7684\u5b89\u5168\u98ce\u9669\u3002<\/p>\n","protected":false},"author":1,"featured_media":2307,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"topic":[],"class_list":["post-2306","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/posts\/2306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/comments?post=2306"}],"version-history":[{"count":0,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/posts\/2306\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/media\/2307"}],"wp:attachment":[{"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/media?parent=2306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/categories?post=2306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/tags?post=2306"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.ccwifi.cc\/blogs\/wp-json\/wp\/v2\/topic?post=2306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}