CVE-2023-6361 Memory corruption in WinHex
Attackers can execute arbitrary code via a buffer overflow in WinHex triggered by a long filename argument.
- 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-2023-6361?
CVE-2023-6361 is a high-severity memory corruption vulnerability in WinHex, published on 7 Oct 2024. 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 vulnerability has been discovered in Winhex affecting version 16.1 SR-1 and 20.4. This vulnerability consists of a buffer overflow controlling the Structured Exception Handler (SEH) registers. This could allow attackers to execute arbitrary code via a long filename argument.
Weakness: CWE-119
Which versions are affected by CVE-2023-6361?
How do I fix CVE-2023-6361?
No fix has been published for CVE-2023-6361 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-2023-6361 being exploited?
There is no known exploitation of CVE-2023-6361 in the wild and no public exploit code.
Sources
Also known as GHSA-rqp6-8mfq-gp8w.