Buffer Overflow in PCMan FTP Server 2.0.7 by PCMan
CVE-2025-4254

6.9MEDIUM

Key Information:

Vendor

Pcman

Status
Ftp Server
Vendor
CVE Published:
5 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4254?

A vulnerability exists in PCMan FTP Server version 2.0.7, specifically in its LIST Command Handler component. This flaw allows remote attackers to exploit a buffer overflow, potentially leading to arbitrary code execution or other malicious effects. Given its public disclosure, it poses immediate risks to users and systems running this version of the FTP server.

Affected Version(s)

FTP Server 2.0.7

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-4254 - Proof of Concept

References

https://vuldb.com/?id.307358
vdb-entry
https://vuldb.com/?ctiid.307358
signaturepermissions-required
https://vuldb.com/?submit.561611
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

.
CVE-2025-4254 : Buffer Overflow in PCMan FTP Server 2.0.7 by PCMan