Check Point Advisories

Microsoft Visual Studio Code Remote Code Execution (CVE-2021-27084)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-1282
Date Published:	20 Sep 2022
Severity:	High
Last Updated:	Tuesday 20 September, 2022
Source:
Industry Reference:	CVE-2021-27084
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Visual Studio Code - Maven for Java prior to 0.28.0 Microsoft Visual Studio Code - Java Extension Pack prior to 0.13.0
Vulnerability Description	A remote code execution vulnerability exists in the Maven for Java Extension for Microsoft Visual Studio Code. The vulnerability is due to a design weakness. A remote attacker can exploit this vulnerability by enticing a user to open a maliciously crafted Java Maven project folder.

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 Microsoft Visual Studio Code Remote Code Execution (CVE-2021-27084) 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: Content Protection Violation.
Attack Information: Microsoft Visual Studio Code Remote Code Execution (CVE-2021-27084)