CVE-2022-28880 Denial-of-Service (DoS) Vulnerability

Medium 4.3 Published 5 Aug 2022 Updated 2 Jun 2026

Attackers can crash the scanning engine in F-Secure and WithSecure endpoint products by submitting malicious PE32-bit files, causing denial of service.

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-2022-28880?

CVE-2022-28880 is a medium-severity denial of service vulnerability in All F-Secure and WithSecure Endpoint Protection products for 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 5 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 vulnerability was discovered in the F-Secure Atlant and in certain WithSecure products while scanning fuzzed PE32-bit files it is possible that can crash the scanning engine. The exploit can be triggered remotely by an attacker.

Weakness: CWE-400

Which versions are affected by CVE-2022-28880?

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-2022-28880?

No fix has been published for CVE-2022-28880 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-2022-28880 being exploited?

There is no known exploitation of CVE-2022-28880 in the wild and no public exploit code.

Sources

Also known as GHSA-8q76-66pg-95c5.