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Watchguard Server Center v11.7.4 Multiple Non-Persistent Cross-Site Scripting Vulnerabilities

Oct 21, 2013 · By Julien Ahrens

ADVISORY INFORMATION

  • Product: Watchguard Server Center
  • Vendor URL: https://www.watchguard.com
  • Type: Cross-Site Scripting [CWE-79]
  • Date found: 2013-09-11
  • Date published: 2013-10-21
  • CVSSv2 Score: 3,5 (AV:N/AC:M/Au:S/C:N/I:P/A:N)
  • CVE: CVE-2013-5702

CREDITS

These vulnerabilities were discovered and researched by Julien Ahrens from RCE Security.

VERSIONS AFFECTED

Watchguard Server Center v11.7.4 Update #1 and other older versions may be affected too.

VULNERABILITY DETAILS

Multiple Non-Persistent Cross-Site Scripting vulnerabilities have been identified in the Watchguard Server Center v11.7.4 Update #1.

Due to improper input - validation of the following GET parameters, an attacker could temporarily inject arbitrary code with required authenticated user interaction into the context of the Watchguard Server Center / current browser session. Successful exploitation of these vulnerabilities allows for example cookie theft, session hijacking or client side context manipulation.

Vulnerable modules and parameters:

  • /log/device?sn=random&cluster_id=<XSS>&l_t=tr&name=random
  • /log/device?sn=random&cluster_id=random&l_t=tr&name=<XSS>
  • /log/log_html_distribution?sn=random&cluster_id=random&name=<XSS>

PROOF OF CONCEPT

https://192.168.0.1:4130/log/device?sn=random&cluster_id=&l_t=tr&name=<script>alert('rcesecurity.com')</script>

SOLUTION

Update to Watchguard Server Center v11.8 which fixes these issues

REPORT TIMELINE

  • 2013-09-05: Discovery of the vulnerability
  • 2013-09-05: MITRE assigns CVE-2013-5702 for this issue
  • 2013-09-11: RCE Security sends vulnerability details to Watchguard via mail with disclosure date set to 26. September 2013 #76363 and shows possible mitigation factors extends disclosure date to 17. October 2013 vulnerabilities
  • 2013-09-12: Watchguard ACKs all reported flaws, assigns bug ids: #76179 and
  • 2013-09-26: RCE Security provides a PoC bypassing the mitigation factors and
  • 2013-09-30: RCE Security asks for status update
  • 2013-10-10: Watchguard releases v11.8 which fixes all reported
  • 2013-10-21: Responsible Disclosure

REFERENCES