Buffer Overflow Vulnerability in PCMan FTP Server by PCMan
CVE-2025-3682

6.9MEDIUM

Key Information:

Vendor
Pcman
Status
Ftp Server
Vendor
CVE Published:
16 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A buffer overflow vulnerability exists in the PASV Command Handler of PCMan FTP Server 2.0.7. This flaw allows attackers to exploit the vulnerability remotely by sending specially crafted inputs, leading to potential code execution. The issue arises from improper input validation within the command handler. Given its nature, the exploit could significantly compromise the server's integrity and data security. Awareness and timely remediation are crucial to protect affected systems.

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-2025-3682 - Proof of Concept

References

https://vuldb.com/?id.304971
vdb-entry
https://vuldb.com/?ctiid.304971
signaturepermissions-required
https://vuldb.com/?submit.552790
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)
.