CVE-2020-23884 Memory corruption in n/a
Attackers can cause a denial of service in Nomacs by tricking users into opening a crafted MNG file, leading to a buffer overflow.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-23884?
CVE-2020-23884 is a medium-severity memory corruption vulnerability in n/a, published on 10 Nov 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
A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file.
Weakness: CWE-120
Which versions are affected by CVE-2020-23884?
It affects 1 product.
Products include Nomacs Nomacs.
How do I fix CVE-2020-23884?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-23884 being exploited?
There is no known exploitation of CVE-2020-23884 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2020-23884, GHSA-fgpx-9pxr-6wq9, UBUNTU-CVE-2020-23884.