CVE-2018-10388: Open Tftp Server Project Open Tftp Server

Critical severity, CVSS 9.8. EPSS: 4.4% chance of exploitation in the next 30 days.

Format string vulnerability in the logMess function in TFTP Server SP 1.66 and earlier allows remote attackers to perform a denial of service or execute arbitrary code via format string sequences in a TFTP error packet.

Affected products

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

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