Check Point Advisories

Netcomm Authentication Bypass (CVE-2022-4874)

Vulnerability
Protection

Check Point Reference:	CPAI-2022-1182
Date Published:	22 Feb 2023
Severity:	High
Last Updated:	Wednesday 22 February, 2023
Source:
Industry Reference:	CVE-2022-4874
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Netcomm router NF20MESH Netcomm router NF20 Netcomm router NL1902
Vulnerability Description	An authentication bypass vulnerability exists in Netcomm. Successful exploitation of this vulnerability would allow remote attackers to gain unauthorized access into the affected system.

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 Netcomm Authentication Bypass (CVE-2022-4874) 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: Application Servers Protection Violation.
Attack Information: Netcomm Authentication Bypass (CVE-2022-4874)