数据库被注入补救方法 批量修改数据库表的值

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')
declare @str varchar(500),@str2 varchar(500)
set @str='<mce:script src="http://z360.net" mce_src="http://z360.net"></mce:script>'
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;