CVE-2025-4159 PCMan FTP Server GLOB Command buffer overflow

Medium 6.9 Published Updated

Remote attackers can trigger a buffer overflow in the GLOB command handler of PCMan FTP Server, potentially leading to code execution or service disruption.

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-2025-4159?

CVE-2025-4159 is a medium-severity memory corruption vulnerability in Pcman Ftp Server, published on 1 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 up to 2.0.7. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component GLOB Command Handler. The manipulation leads to buffer overflow. The attack can 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-2025-4159?

It affects 1 product.

Products include Pcman Ftp Server.

How do I fix CVE-2025-4159?

No fix has been published for CVE-2025-4159 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-2025-4159 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-4159 exists.

All Pcman Ftp Server vulnerabilities

Sources

Also known as GHSA-2mvx-m58q-vfmv.

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