Buffer Overflow Vulnerability in PCMan FTP Server by PCMan
CVE-2025-4289

6.9MEDIUM

Key Information:

Vendor
Pcman
Status
Ftp Server
Vendor
CVE Published:
5 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A buffer overflow vulnerability exists in the RNTO Command Handler of PCMan FTP Server 2.0.7, allowing an attacker to manipulate memory allocation. This can lead to unauthorized remote command execution, exposing the system to potential exploitation. This vulnerability has been publicly disclosed, suggesting an increased risk for servers that utilize this affected version. Users are advised to monitor for the latest security patches and implement proper security measures to mitigate risks.

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-2025-4289 - Proof of Concept

References

https://vuldb.com/?id.307396
vdb-entry
https://vuldb.com/?ctiid.307396
signaturepermissions-required
https://vuldb.com/?submit.561626
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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Fernando Mengali (VulDB User)
.
CVE-2025-4289 : Buffer Overflow Vulnerability in PCMan FTP Server by PCMan | SecurityVulnerability.io