Check Point Advisories

Common Arbitrary Files Upload Techniques (CVE-2023-6887)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-0537
Date Published:	16 Aug 2023
Severity:	Critical
Last Updated:	Sunday 12 May, 2024
Source:
Industry Reference:	CVE-2023-6887
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Malicious files can be uploaded to a server due to improper content type validation. Successful exploitation could result in execution of arbitrary code on the target 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 Common Arbitrary Files Upload Techniques 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: Common Arbitrary Files Upload Techniques