Check Point Advisories

Squid Proxy httpMakeVaryMark Header Value Denial of Service

Check Point Reference: CPAI-2013-1804
Date Published: 30 Jun 2013
Severity: High
Last Updated: Friday 29 March, 2024
Source:
Protection Provided by:

Security Gateway
R75

Who is Vulnerable? Squid Project Squid 3.2.9
Squid Project Squid 3.3.3
Vulnerability Description A denial-of-service vulnerability has been reported in Squid Proxy.

Protection Overview

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

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

Security Gateway R75 / R71 / R70

  1. In the IPS tab, click Protections and find the Squid Proxy httpMakeVaryMark Header Value Denial of Service 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: Proxy Server Enforcement Violation
Attack Information: Squid Proxy httpMakeVaryMark Header Value Denial of Service

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