WordPress Plugin Facebook Survey 1.0 – SQL Injection

  • 作者: Vulnerability Research Laboratory
    日期: 2012-11-20
  • 类别:
    平台:
  • 来源:https://www.exploit-db.com/exploits/22853/
  • Title:
    ======
    Wordpress Facebook Survey v1 - SQL Injection Vulnerability
    
    
    Date:
    =====
    2012-11-18
    
    
    References:
    ===========
    http://www.vulnerability-lab.com/get_content.php?id=766
    
    
    VL-ID:
    =====
    766
    
    
    Common Vulnerability Scoring System:
    ====================================
    8.5
    
    
    Introduction:
    =============
    Wordpress Facebook Survey Pro is an easy to install & use WordPress plugin. Get started right away,
    and set up as many timeline optin pages as you want. This plugin gets to the point, and makes it so 
    you get the BEST answers from your FB fans. You can add a custom success page so you can offer 
    incentives for your fans to complete the survey. It`s the BEST way to get feedback!
    
    (Copy of the Vendor Homepage: http://fbsurveypro.com/ )
    
    
    Abstract:
    =========
    The Vulnerability Laboratory Research Team discovered a critical remote SQL Injection vulnerability in the WordPress Facebook Survey Pro Plugin.
    
    
    Report-Timeline:
    ================
    2012-11-18:	Public Disclosure
    
    
    Status:
    ========
    Published
    
    
    Exploitation-Technique:
    =======================
    Remote
    
    
    Severity:
    =========
    Critical
    
    
    Details:
    ========
    A blind SQL Injection vulnerability is detected in the commercial WordPress Facebook Survey Pro Plugin.
    The vulnerability allows an attacker (remote) or local low privileged user account to execute a SQL 
    commands on the affected application dbms. The blind sql injection vulnerability is located in index.php 
    file (timeline module) with the bound vulnerable id parameter. Successful exploitation of the vulnerability 
    results in dbms & application compromise. Exploitation requires no user interaction & without privileged 
    application user account.
    
    Vulnerable Module(s):
    				[+] timeline/
    
    Vulnerable File(s):
    				[+] index.php
    
    Vulnerable Parameter(s):
    				[+] id
    
    
    Proof of Concept:
    =================
    The SQL injection vulnerability can be exploited by remote attackers without privileged application user accounr and without 
    required user inter action. For demonstration or reproduce ...
    
    PoC:
    http://[SERVER]/[WORDPRESS]/wp-content/plugins/plugin-dir/timeline/index.php?id=1'-1 union select 1,2,3,4,5[SQL-Injection]--
    
    
    Solution:
    =========
    Filter the id input, or use the intval() php function to make sure the input is an integer.
    
    
    Risk:
    =====
    The security risk of the remote blind sql injection vulnerability is estimated as critical.
    
    
    Credits:
    ========
    Vulnerability Laboratory [Research Team] - Chokri B.A. (meister@vulnerability-lab.com)
    
    
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    ===========
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