declare @t varchar(255),@c varchar(255)
declare table_cursor cursor for select a.name,b.name
from sysobjects a,syscolumns b ,systypes c
where a.id=b.id and a.xtype=’u’ and c.name
in (‘char’, ‘nchar’, ‘nvarchar’, ‘varchar’,’text’,’ntext’)
declare @str varchar(500),@str2 varchar(500)
declare table_cursor cursor for select a.name,b.name
from sysobjects a,syscolumns b ,systypes c
where a.id=b.id and a.xtype=’u’ and c.name
in (‘char’, ‘nchar’, ‘nvarchar’, ‘varchar’,’text’,’ntext’)
declare @str varchar(500),@str2 varchar(500)
http://www.gaodaima.com/?p=37433解决并清除SQL被注入<script>恶意_sqlserver
set @str='<script src=http://r01.3322.org/c.js></script>’/*要替换的内容*/
set @str2=”
open table_cursor
fetch next from table_cursor
into @t,@c while(@@fetch_status=0)
begin exec(‘update [‘ + @t + ‘] set [‘ + @c + ‘]=replace(cast([‘ + @c + ‘] as varchar(8000)),”’+@str+”’,”’+ @str2 +”’)’)
fetch next from table_cursor
into @t,@c end close table_cursor deallocate table_cursor;
into @t,@c end close table_cursor deallocate table_cursor;
首先替换代码里面的<script src=http://r01.3322.org/c.js></script>为你的数据库表里面被注入的内容，打开MSSQL的SQL查询分析器执行以下代码就可以了。
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