CVE-2019-12568: Open Tftp Server Project Open Tftp Server

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

Stack-based overflow vulnerability in the logMess function in Open TFTP Server SP 1.66 and earlier allows remote attackers to perform a denial of service or execute arbitrary code via a long TFTP error packet, a different vulnerability than CVE-2018-10387 and CVE-2019-12567.

Affected products

• Open Tftp Server Project Open Tftp Server: up to and including 1.66

Published 2019-12-23. Last modified 2026-06-17.