CVE-2025-67433

HIGH EPSS 30.9%
Published Feb 12, 20264mo ago · Modified Apr 15, 20262mo ago
7.5 CVSS 3.1
High
Find Similar
Published Feb 12, 2026 4mo ago
Last Modified Apr 15, 2026 2mo ago

Description

A heap buffer overflow in the processRequest function of Open TFTP Server MultiThreaded v1.7 allows attackers to cause a Denial of Service (DoS) via a crafted DATA packet.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
30.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-122

References 3

  • gist.github.com https://gist.github.com/Hyobin/f1b7d48d29e60a378bb9c88ba8b8080a
  • gist.github.com https://gist.github.com/transparencybeam/f1b7d48d29e60a378bb9c88ba8b8080a
  • sourceforge.net https://sourceforge.net/projects/tftp-server/files/tftp%20server%20multithreaded/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.