Vulnerabilities 2009

PR09-08 Juniper JunOS JWeb (Juniper Web Management) XSS

• Advisory publicly released: Tuesday, 22 September 2009
• Vulnerability found: Thursday, 25 June 2009
• Vendor informed: Friday, 31 July 2009
• Severity level: Medium

• Credits
  Amir Azam of ProCheckUp Ltd (www.procheckup.com)
• Description
  There is a Cross-site Scripting vulnerability on Junipers, JUNOS web interface. JwWeb provides a webinterface which allows JUNOS to be controlled by a webinterface.
  Procheckup has found by making a malformed request to the JWeb interface, that vanilla cross site scripting (XSS) attacks are possible.
• Proof of concept
  http://target-domain.foo/"<script>alert(1)</script>
  
  Note: the previous examples were tested on IE7 and FF2.
• How to fix
  
• Consequences
  An attacker may be able to cause execution of malicious scripting code in the browser of a user who clicks on a link or visits a malicious webpage. The malicious code would run in the security context of the vulnerable website.
  
  This type of attack can result in non-persistent defacement of the target site, or the redirection of confidential information (i.e.: passwords or session IDs) to unauthorised third parties.
• Successfully tested on
  Juniper Networks Juniper Web Management Version: 8.5R1.14
  Juniper Networks Juniper Web Management Version: 9.0R1.1
• References
  

  ProCheckUp Vulnerabilities
  http://www.procheckup.com/vulnerability_manager

  
  
• Legal
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