Check Point Advisories

Apache HTTP Server error handling malformed HTTP headers Denial of Service (CVE-2014-0117)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1809
Date Published:	15 Sep 2014
Severity:	Critical
Last Updated:	Tuesday 04 November, 2014
Source:	Apache
Industry Reference:	CVE-2014-0117
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Apache Software Foundation HTTP Server 2.4.1-2.4.9
Vulnerability Description	A denial of service vulnerability has been reported in Apache HTTP server. The vulnerability is due to an error handling malformed HTTP headers. A remote, unauthenticated attacker can leverage this vulnerability by sending a malicious request to the target 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

In the IPS tab, click Protections and find the Apache HTTP Server error handling malformed HTTP headers Denial of Service protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Application Servers Protection Violation.
Attack Information: Apache HTTP Server error handling malformed HTTP headers Denial of Service