Check Point Advisories

Digium Asterisk SIP SDP Header Parsing Stack Buffer Overflow (CVE-2013-2685)

Check Point Reference: CPAI-2013-1661
Date Published: 30 Jun 2013
Severity: High
Last Updated:
Source: CVE-2013-2685
Protection Provided by:

Security Gateway
R75

Who is Vulnerable? Digium Asterisk Open Source 11.x prior to 11.2.2
Vulnerability Description A buffer overflow vulnerability exists in Asterisk Open Source.

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 Digium Asterisk SIP SDP Header Parsing Stack Buffer Overflow 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: VoIP Enforcement Violation
Attack Information: Digium Asterisk SIP SDP Header Parsing Stack Buffer Overflow

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