Check Point Advisories

Digium Asterisk Management Interface Out-of-Bounds Stack Buffer Overflow

Vulnerability
Protection

Check Point Reference:	CPAI-2012-226
Date Published:	28 May 2012
Severity:	Critical
Last Updated:	Friday 22 November, 2024
Source:
Protection Provided by:	Security Gateway R75
Who is Vulnerable?	Digium Asterisk Open Source 1.8.x prior to 1.8.10.1
Vulnerability Description	A buffer overflow vulnerability has been reported in Digium Asterisk.
Vulnerability Details	The vulnerability is due to a bounds checking error while handling certain headers. A remote attacker may exploit this vulnerability by sending a specially crafted HTTP request to a vulnerable server. Successful exploitation would allow an attacker to execute arbitrary code.

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

In the IPS tab, click Protections and find the Digium Asterisk Management Interface Out-of-Bounds Stack Buffer Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: VoIP Enforcement Violation
Attack Information: Digium Asterisk Management Interface Out-of-Bounds Stack Buffer Overflow