Check Point Advisories

PHP Authentication Bypass (CVE-2024-2756)

Vulnerability
Protection

Check Point Reference:	CPAI-2024-0307
Date Published:	22 May 2024
Severity:	Medium
Last Updated:	Wednesday 22 May, 2024
Source:
Industry Reference:	CVE-2024-2756
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	PHP from 8.1.12 up to 8.1.27 PHP from 8.2.0 up to 8.2.17 PHP from 8.3.0 up to 8.3.5
Vulnerability Description	An authentication bypass vulnerability exists in PHP. Successful exploitation will bypass authentication and allow the attacker to gain unauthorized access to the 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 PHP Authentication Bypass (CVE-2024-2756) 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: Web Server Enforcement Violation.
Attack Information: PHP Authentication Bypass (CVE-2024-2756)