Check Point Advisories

MediaWiki Denial Of Service (CVE-2023-45363)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-1841
Date Published:	23 Jul 2024
Severity:	High
Last Updated:	Tuesday 23 July, 2024
Source:
Industry Reference:	CVE-2023-45363
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	MediaWiki prior to 1.35.12 MediaWiki 1.36.0-1.39.4
Vulnerability Description	A denial-of-service vulnerability exists in MediaWiki. Successful exploitation of this vulnerability would allow a remote attacker to create a denial of service condition 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 MediaWiki Denial Of Service (CVE-2023-45363) 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: MediaWiki Denial Of Service (CVE-2023-45363)