Achievo 1.4.3 – Multiple Authorisation Vulnerabilities

• Exploit Database
• 11 阅读

• 作者： Pablo Milano
  日期： 2010-09-28
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/15145/

• Advisory Name: Multiple Authorization Flaws in Achievo 1.4.3 
  
   
  
  Internal Cybsec Advisory Id: 2010-08-02 
  
   
  
  Vulnerability Class: Authorization Flaw 
  
   
  
  Release Date: 2010-Sept-28 
  
   
  
  Affected Applications: Achievo 1.4.3 (other versions may be also vulnerable) 
  
   
  
  Affected Platforms: Any 
  
   
  
  Local / Remote: Remote 
  
   
  
  Severity: Medium CVSS#2: 4.0 (AV:N/AC:L/Au:S/C:N/I:P/A:N) 
  
   
  
  Researcher: Pablo G. Milano 
  
   
  
  Vendor Status: Confirmed / Patch is available 
  
   
  
  Reference to Vulnerability Disclosure Policy: http://www.cybsec.com/vulnerability_policy.pdf 
  
   
  
  Vulnerability Description: 
  
   
  
  It is possible to create and delete arbitrary activities to and from arbitrary users by modifying IDs in 
  client requests. 
  
   
  
   
  
  Proof of Concept: 
  
   
  
  1) To add activities as another user, just change value of the parameter “person.id” in the POST 
  request to “/dispatch.php” to any other valid person ID. 
  
  
   
  
  2) To delete activities from any user: 
  
  
  http://server/dispatch.php?atknodetype=timereg.hours&atkaction=delete&atkselector=hoursbase.id='XXXX' (where „XXXX. is the actual ID of the activity to be deleted) 
  
   
  
   
  
  Solution: Upgrade to version 1.4.5 
  
   
  
  Vendor Response: 
  
   
  
  2010-Aug-04: Vendor is contacted 
  
  2010-Aug-05: Vulnerabilities details are sent to vendor 
  
  2010-Aug-25: Vendor informs status 
  
  
  2010-Sept-27: Vendor and researcher agree publication date 
  
  2010-Sept-28: Vulnerability public disclosure / Patch is released 
  
   
  
   
  
   
  
  Contact Information: 
  
   
  
  For more information regarding the vulnerability feel free to contact the researcher at 
  
  pmilano <at> cybsec <dot> com 
  
   
  
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