Buffer Overflow Vulnerability in PCMan FTP Server Affects Remote Functionality
CVE-2025-4237

6.9MEDIUM

Key Information:

Vendor

Pcman

Status
Ftp Server
Vendor
CVE Published:
3 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4237?

A buffer overflow vulnerability was identified in PCMan FTP Server version 2.0.7, specifically within the MDELETE Command Handler functionality. This flaw allows an attacker to manipulate the application remotely, potentially leading to unauthorized access or system compromise. The exploit has been publicly disclosed, raising significant security concerns for users running the affected version of the software.

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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-2025-4237 - Proof of Concept

References

https://vuldb.com/?id.307328
vdb-entry
https://vuldb.com/?ctiid.307328
signaturepermissions-required
https://vuldb.com/?submit.561536
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)
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