CVE-2022-4326 Trellix xAgent permission bypass vulnerability

Medium 5.5 Published 16 Dec 2022 Updated 14 Apr 2025

A local administrator can bypass protection mechanisms to uninstall the Trellix Endpoint Agent due to improper permission preservation.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2022-4326?

CVE-2022-4326 is a medium-severity vulnerability in Trellix xAgent, published on 16 Dec 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Improper preservation of permissions vulnerability in Trellix Endpoint Agent (xAgent) prior to V35.31.22 on Windows allows a local user with administrator privileges to bypass the product protection to uninstall the agent via incorrectly applied permissions in the removal protection functionality.

Weakness: CWE-281

Which versions are affected by CVE-2022-4326?

It affects 1 product.

Products include Trellix Endpoint Security.

How do I fix CVE-2022-4326?

No fix has been published for CVE-2022-4326 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-4326 being exploited?

There is no known exploitation of CVE-2022-4326 in the wild and no public exploit code.

Sources

Also known as GHSA-4x8j-29x3-246v.