Buffer Overflow Vulnerability in FreeFloat FTP Server
CVE-2025-5356

6.9MEDIUM

Key Information:

Vendor

Freefloat

Status
Ftp Server
Vendor
CVE Published:
30 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5356?

A vulnerability has been identified in FreeFloat FTP Server 1.0, specifically within the BYE Command Handler. This vulnerability allows for a buffer overflow, which can lead to unauthorized remote access and potential compromise of system integrity. Once exploited, an attacker could manipulate this flaw to execute arbitrary code, posing a significant risk to the server's operation. It's essential for users to be aware of this vulnerability, especially since the exploit details have been publicly disclosed, increasing the urgency for immediate action.

Affected Version(s)

FTP Server 1.0

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-2025-5356 - Proof of Concept

References

https://vuldb.com/?id.310650
vdb-entry
https://vuldb.com/?ctiid.310650
signaturepermissions-required
https://vuldb.com/?submit.585639
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-2025-5356 : Buffer Overflow Vulnerability in FreeFloat FTP Server