Check Point Advisories

OpenX Ad Server Backdoor PHP Code Execution (CVE-2013-4211)

Check Point Reference: CPAI-2013-3498
Date Published: 3 Nov 2013
Severity: High
Last Updated: Tuesday 03 November, 2015
Source:
Industry Reference:CVE-2013-4211
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description A Code Execution vulnerability has been reported in OpenX Ad Server. The vulnerability is due to the existence of a backdoor within the flowplayer-3.1.1.min.js library. A remote attacker could exploit this vulnerability by sending a malicious request to the server. Successful exploitation could result in code execution on the server.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

  1. In the IPS tab, click Protections and find the OpenX Ad Server Backdoor PHP Code Execution protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Application Servers Protection Violation.
Attack Information:  OpenX Ad Server Backdoor PHP Code Execution

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