sqlserver 数据库被注入解决方案

declare @delStr nvarchar(500)
set @delStr=<script src=http://www.kansm.com/js/common.js></script> --这里被注入的字段串
/****************************************/

/**********以下为操作实体************/
set nocount on

declare @tableName nvarchar(100),@columnName nvarchar(100),@tbID int,@iRow int,@iResult int
declare @sql nvarchar(2000)

set @iResult=0
declare cur cursor for
select name,id from sysobjects where xtype=U

open cur
fetch next from cur into @tableName,@tbID

while @@fetch_status=0
begin
declare cur1 cursor for
select name from syscolumns where xtype in (231,167,239,175, 35, 99) and id=@tbID
open cur1
fetch next from cur1 into @columnName
while @@fetch_status=0
begin
set @sql=update [ + @tableName + ] set [+ @columnName +]= SUBSTRING([ + @columnName + ], + 1, PATINDEX( % + @delStr + %, [ + @columnName + ])-1) + + SUBSTRING([ + @columnName + ], PATINDEX( % + @delStr + %, [ + @columnName + ]) + + len( + @delStr + ) , datalength([ + @columnName + ])) where [+@columnName+] like %+@delStr+%

exec sp_executesql @sql
set @iRow=@@rowcount
set @iResult=@iResult+@iRow
if @iRow>0
begin
print 表：+@tableName+,列:+@columnName+被更新+convert(varchar(10),@iRow)+条记录;
end
fetch next from cur1 into @columnName


end
close cur1
deallocate cur1

fetch next from cur into @tableName,@tbID
end
print 数据库共有+convert(varchar(10),@iResult)+条记录被更新!!!

close cur
deallocate cur
set nocount off