CVE-2020-25265 Path traversal in n/a
Attackers can overwrite system-installed .desktop files via path traversal in the Name field, potentially modifying system behavior.
- 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-2020-25265?
CVE-2020-25265 is a medium-severity path traversal vulnerability in n/a, published on 2 Dec 2020. 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
AppImage libappimage before 1.0.3 allows attackers to trigger an overwrite of a system-installed .desktop file by providing a .desktop file that contains Name= with path components.
Which versions are affected by CVE-2020-25265?
It affects 1 product.
Products include Appimage Libappimage.
How do I fix CVE-2020-25265?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-25265 being exploited?
There is no known exploitation of CVE-2020-25265 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as DEBIAN-CVE-2020-25265, GHSA-pfgx-f7x8-8985, UBUNTU-CVE-2020-25265.