Buffer Overflow Vulnerability in PCMan FTP Server 2.0.7 by PCMan
CVE-2025-4183

6.9MEDIUM

Key Information:

Vendor

Pcman

Status
Ftp Server
Vendor
CVE Published:
1 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-4183?

A buffer overflow vulnerability has been identified in PCMan FTP Server version 2.0.7, specifically within the RECV Command Handler component. This flaw allows an attacker to manipulate the server's memory, potentially leading to execution of arbitrary code. The vulnerability can be exploited remotely, increasing its risk to users. Public disclosure of the exploit means that attackers could utilize it without requiring physical access, necessitating immediate attention from users of the affected 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-2025-4183 - Proof of Concept

References

https://vuldb.com/?id.306801
vdb-entry
https://vuldb.com/?ctiid.306801
signaturepermissions-required
https://vuldb.com/?submit.561144
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

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