CVE-2025-4254 PCMan FTP Server LIST Command buffer overflow

Medium 6.9 Published Updated

Remote attackers can exploit a buffer overflow in the LIST command handler of PCMan FTP Server to execute arbitrary code or cause denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-4254?

CVE-2025-4254 is a medium-severity memory corruption vulnerability in Pcman Ftp Server, published on 4 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability was found in PCMan FTP Server 2.0.7. It has been rated as critical. Affected by this issue is some unknown functionality of the component LIST Command Handler. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-120, CWE-119

Which versions are affected by CVE-2025-4254?

It affects 1 product.

Products include Pcman Ftp Server.

How do I fix CVE-2025-4254?

No fix has been published for CVE-2025-4254 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-2025-4254 being exploited?

There is no known exploitation of CVE-2025-4254 in the wild and no public exploit code.

All Pcman Ftp Server vulnerabilities

Sources

Also known as GHSA-mp7h-693f-hwvj.

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