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首页 / 数据库 / SQLServer / 解析:清除SQL被注入恶意病毒代码的语句

在SQL查询分析器执行以下代码就可以了。
复制代码 代码如下:
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)
set @str="<mce:script src="http://r01.3322.org/c.js" mce_src="http://r01.3322.org/c.js"></mce: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 14.into @t,@c end close table_cursor deallocate table_cursor