Check Point Advisories

Fortinet Multiple Products Out of Bounds Write (CVE-2024-21762)

Vulnerability
Protection

Check Point Reference:	CPAI-2024-0133
Date Published:	26 Mar 2024
Severity:	High
Last Updated:	Tuesday 26 March, 2024
Source:
Industry Reference:	CVE-2024-21762
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Fortinet FortiOS versions 6.0.0 through 6.0.17 Fortinet FortiOS versions 6.2.0 through 6.2.15 Fortinet FortiOS versions 6.4.0 through 6.4.14 Fortinet FortiOS versions 7.0.0 through 7.0.13 Fortinet FortiOS versions 7.2.0 through 7.2.6 Fortinet FortiOS versions 7.4.0 through 7.4.2 Fortinet FortiProxy versions 1.0.0 through 1.0.7 Fortinet FortiProxy versions 1.1.0 through 1.1.6 Fortinet FortiProxy versions 1.2.0 through 1.2.13 Fortinet FortiProxy versions 2.0.0 through 2.0.13 Fortinet FortiProxy versions 7.0.0 through 7.0.14 Fortinet FortiProxy versions 7.2.0 through 7.2.8 Fortinet FortiProxy versions 7.4.0 through 7.4.2
Vulnerability Description	An out of bounds write vulnerability exists in multiple Fortinet products. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on 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 Fortinet Multiple Products Out of Bounds Write (CVE-2024-21762) 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: Fortinet Multiple Products Out of Bounds Write (CVE-2024-21762)