CVE-2022-44789 Memory corruption in n/a
An attacker can achieve remote code execution via memory corruption by loading a crafted JavaScript file into the MuJS engine.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-44789?
CVE-2022-44789 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 23 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A logical issue in O_getOwnPropertyDescriptor() in Artifex MuJS 1.0.0 through 1.3.x before 1.3.2 allows an attacker to achieve Remote Code Execution through memory corruption, via the loading of a crafted JavaScript file.
Weakness: CWE-787
Which versions are affected by CVE-2022-44789?
It affects 3 products.
Products include Artifex Mujs, Debian Debian Linux, Fedoraproject Fedora.
How do I fix CVE-2022-44789?
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-2022-44789 being exploited?
There is no known exploitation of CVE-2022-44789 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2022-44789, GHSA-57j3-gx8q-fwcj, OESA-2023-1137, OESA-2023-1138, UBUNTU-CVE-2022-44789.