CVE-2022-28881 Denial-of-Service (DoS) Vulnerability

Medium 4.3 Published 10 Aug 2022 Updated 3 Aug 2024

Remote attackers can crash the scanning engine in F-Secure and WithSecure endpoint protection products via a vulnerability in the aerdl.dll component.

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

What is CVE-2022-28881?

CVE-2022-28881 is a medium-severity denial of service vulnerability in All F-Secure and WithSecure Endpoint Protection products for Windows & Mac F-Secure Linux Security (32-bit) F-Secure Linux Security (64-bit) F-Secure Atlant F-Secure Internet Gatekeeper WithSecure Cloud Protection for Salesforce WithSecure Collaboration Protection, published on 10 Aug 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the aerdl.dll component used in certain WithSecure products unpacker function crashes which leads to scanning engine crash. The exploit can be triggered remotely by an attacker.

Which versions are affected by CVE-2022-28881?

It affects 8 products.

Products include F-Secure Atlant, F-Secure Cloud Protection for Salesforce, F-Secure Elements Collaboration Protection, F-Secure Elements Endpoint Detection and Response, F-Secure Elements Endpoint Protection, F-Secure Internet Gatekeeper and 2 more.

How do I fix CVE-2022-28881?

No fix has been published for CVE-2022-28881 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-28881 being exploited?

There is no known exploitation of CVE-2022-28881 in the wild and no public exploit code.

Sources

Also known as GHSA-6hq3-f3rw-pvjc.