CVE-2023-0907 Filseclab Twister Antivirus IoControlCode ffsmon.sys 0x220017 denial of service

Medium 4.4 Published 18 Feb 2023 Updated 2 Aug 2024

A local attacker can cause a denial of service in Filseclab Twister Antivirus by exploiting a flaw in the ffsmon.sys driver.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-0907?

CVE-2023-0907 is a medium-severity denial of service vulnerability in Filseclab Twister Antivirus, published on 18 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability, which was classified as problematic, has been found in Filseclab Twister Antivirus 8.17. Affected by this issue is the function 0x220017 in the library ffsmon.sys of the component IoControlCode Handler. The manipulation leads to denial of service. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-221456.

Weakness: CWE-404

Which versions are affected by CVE-2023-0907?

It affects 1 product.

Products include Filseclab Twister Antivirus.

How do I fix CVE-2023-0907?

No fix has been published for CVE-2023-0907 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-2023-0907 being exploited?

There is no known exploitation of CVE-2023-0907 in the wild and no public exploit code.

Sources

Also known as GHSA-q24x-cjw2-gm56.