Check Point Advisories

Asterisk Arbitrary File Read (CVE-2023-49294)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-1702
Date Published:	22 May 2024
Severity:	High
Last Updated:	Wednesday 22 May, 2024
Source:
Industry Reference:	CVE-2023-49294
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Asterisk up to 18.20.1 (excluding) Asterisk from 19.0.0 (including) up to 20.5.1 (excluding) Asterisk 21.0.0 Certified-Asterisk up to 18.9-cert6 (excluding)
Vulnerability Description	An arbitrary file read vulnerability exists in Asterisk. Successful exploitation of this vulnerability could allow an unauthenticated remote attacker to access and read arbitrary file.

Protection Overview

This protection detects 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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Asterisk Arbitrary File Read (CVE-2023-49294) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: VoIP Enforcement Violation.
Attack Information: Asterisk Arbitrary File Read (CVE-2023-49294)