Check Point Advisories

Web Servers HTTP Response Splitter Cache Poisoning

Check Point Reference: CPAI-2014-1063
Date Published: 11 Mar 2014
Severity: High
Last Updated: 6 Mar 2014
Protection Provided by:

Security Gateway
R75 and above

Who is Vulnerable?
Vulnerability Description A Cache Poisoning vulnerability has been identified in multiple web servers. The vulnerability is due to an error in the way the web server sanitizes user input. A remote attacker can exploit this vulnerability by sending a malicious request to 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, Protection tab and select the version of your choice.

Security Gateway R70 / R71 / R75 and above

  1. In the IPS tab, click Protections and find the Web Servers HTTP Response Splitter Cache Poisoning protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

SmartView Tracker will log the following entries:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  Web Servers HTTP Response Splitter Cache Poisoning

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