Check Point Advisories

Samba Type Confusion (CVE-2023-34967)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-1539
Date Published:	25 Feb 2024
Severity:	Medium
Last Updated:	Sunday 25 February, 2024
Source:
Industry Reference:	CVE-2023-34967
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Samba prior to 4.16.11 Samba 4.17.0 and later, prior to 4.17.10 Samba 4.18.0 and later, prior to 4.18.5
Vulnerability Description	A type confusion vulnerability exists in Samba. 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 Samba Type Confusion (CVE-2023-34967) 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: Windows SMB Protection Violation.
Attack Information: Samba Type Confusion (CVE-2023-34967)