CVE-2025-67433
HIGH EPSS 30.9%
Published Feb 12, 20264mo ago · Modified Apr 15, 20262mo ago
7.5 CVSS 3.1
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
Exploitability
Impact
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.