CVE-2021-31839 Incorrect permissions on McAfee Agent for Windows event folder

Medium 4.8 Published Updated

A local user can modify or delete event logs in the McAfee Agent folder, bypassing security monitoring and altering audit trails.

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

What is CVE-2021-31839?

CVE-2021-31839 is a medium-severity vulnerability in McAfee,LLC McAfee Agent for Windows, published on 10 Jun 2021. 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 privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a local user to modify event information in the MA event folder. This allows a local user to either add false events or remove events from the event logs prior to them being sent to the ePO server.

Weakness: CWE-269

Which versions are affected by CVE-2021-31839?

It affects 1 product.

Products include Mcafee Agent.

How do I fix CVE-2021-31839?

No fix has been published for CVE-2021-31839 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-31839 being exploited?

There is no known exploitation of CVE-2021-31839 in the wild and no public exploit code.

Sources

Also known as GHSA-gr8f-frhq-4h8r.

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