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Apache HTTP Server mod_rpaf x-forwarded-for Denial of Service - Improved Confidence (CVE-2012-3526)

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Check Point Reference: CPAI-2013-1625
Date Published:
Severity:
Source: Debian Advisory 683984
Industry Reference(s): CVE-2012-3526
Protection Provided by: Security Gateway
  • R75
Who is Vulnerable?
Apache Software Foundation HTTP Server mod_rpaf 0.5
Vulnerability Description
A denial of service vulnerability has been reported in Apache's HTTP Server. The vulnerability is caused due to an error while processing certain http headers. A remote attacker can exploit this vulnerability by sending specially crafted HTTP requests to a target. Successful exploitation will lead to a Denial-of-Service condition on the apache server.

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

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R75 / R71 / R70

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the Apache HTTP Server mod_rpaf x-forwarded-for Denial of Service - Improved Confidence protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Apache Server Protection Violation
Attack Information: Apache HTTP Server mod_rpaf x-forwarded-for Denial of Service - Improved Confidence