Check Point Advisories

Apache HTTP Server mod_deflate Denial of Service (CVE-2014-0118)

Check Point Reference: CPAI-2014-1812
Date Published: 17 Sep 2014
Severity: High
Last Updated: Sunday 19 October, 2014
Source: Apache
Industry Reference:CVE-2014-0118
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 exists in Apache HTTP server. The vulnerability exists in the mod_deflate module and is due to a resource exhaustion that is related to request body decompression configuration. 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

  1. In the IPS tab, click Protections and find the Apache HTTP Server mod_deflate Denial of Service 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:  Apache Server Protection Violation.
Attack Information:  Apache HTTP Server mod_deflate Denial of Service

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