CVE-2023-4590 Buffer Overflow vulnerability in Frhed
An attacker can execute arbitrary code by providing a long filename argument to the Frhed hex editor, exploiting a buffer overflow.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-4590?
CVE-2023-4590 is a high-severity memory corruption vulnerability in Frhed , published on 27 Nov 2023. 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
Buffer overflow vulnerability in Frhed hex editor, affecting version 1.6.0. This vulnerability could allow an attacker to execute arbitrary code via a long filename argument through the Structured Exception Handler (SEH) registers.
Weakness: CWE-120
Which versions are affected by CVE-2023-4590?
It affects 1 product.
Products include Kimmov Frhed.
How do I fix CVE-2023-4590?
No fix has been published for CVE-2023-4590 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-4590 being exploited?
There is no known exploitation of CVE-2023-4590 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-83pq-f9rv-3f5p.