CVE-2025-5592 FreeFloat FTP Server PASSIVE Command buffer overflow
A remote buffer overflow in the FreeFloat FTP Server PASSIVE command handler allows attackers to execute arbitrary code or cause a 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-2025-5592?
CVE-2025-5592 is a medium-severity memory corruption vulnerability in FreeFloat FTP Server, published on 4 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability, which was classified as critical, has been found in FreeFloat FTP Server 1.0. Affected by this issue is some unknown functionality of the component PASSIVE 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.
Which versions are affected by CVE-2025-5592?
It affects 1 product.
Products include Freefloat Ftp Server.
How do I fix CVE-2025-5592?
No fix has been published for CVE-2025-5592 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-2025-5592 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5592 exists.
Other vulnerabilities in FreeFloat FTP Server
- CVE-2025-5217 FreeFloat FTP Server RMDIR Command buffer overflow
- CVE-2025-5218 FreeFloat FTP Server LITERAL Command buffer overflow
- CVE-2025-5219 FreeFloat FTP Server ASCII Command buffer overflow
- CVE-2025-5220 FreeFloat FTP Server GET Command buffer overflow
- CVE-2025-5073 FreeFloat FTP Server MKDIR Command buffer overflow
Sources
Also known as GHSA-p5r3-w88m-mm8j.