PT-2026-7890 · Unknown · Open Tftp Server Multithreaded

Publicado 2026-02-12 · Atualizado 2026-02-13 · CVE-2025-67433

Positive Technologies (AI Summary)

CVSS v3.1

7.5

Alta

Vetor base

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Open TFTP Server MultiThreaded version 1.7

Description A heap buffer overflow exists in the processRequest() function of Open TFTP Server MultiThreaded. This issue can be triggered by sending a crafted DATA packet, potentially leading to a Denial of Service (DoS).

Recommendations Update to a newer version that contains a fix for this vulnerability. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Heap Based Buffer Overflow

Enumeração de Fraquezas

CWE-122

Identificadores relacionados

CVE-2025-67433

Produtos afetados

Open Tftp Server Multithreaded

Referências · 6

• https://gist.github.com/Hyobin/f1b7d48d29e60a378bb9c88ba8b8080a · Nota
• https://sourceforge.net/projects/tftp-server/files/tftp%20server%20multithreaded · Nota
• https://twitter.com/CVEnew/status/2022037612052013293 · Publicação no Twitter
• https://twitter.com/VulmonFeeds/status/2022130727479840891 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2025-67433 · Nota de Segurança
• https://gist.github.com/transparencybeam/f1b7d48d29e60a378bb9c88ba8b8080a · Nota