CVE-2023-5055: Zephyrproject Zephyr

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Possible variant of CVE-2021-3434 in function le_ecred_reconf_req.

Affected products

• Zephyrproject Zephyr: up to and including 3.4.0

Published 2023-11-21. Last modified 2026-06-17.