CVE-2020-5633: Nec Baseboard Management Controller

Critical severity, CVSS 9.8. EPSS: 3.2% chance of exploitation in the next 30 days.

Multiple NEC products (Express5800/T110j, Express5800/T110j-S, Express5800/T110j (2nd-Gen), Express5800/T110j-S (2nd-Gen), iStorage NS100Ti, and Express5800/GT110j) where Baseboard Management Controller (BMC) firmware Rev1.09 and earlier is applied allows remote attackers to bypass authentication and then obtain/modify BMC setting information, obtain monitoring information, or reboot/shut down the vulnerable product via unspecified vectors.

Affected products

• Nec Baseboard Management Controller: up to and including 1.09

Published 2021-01-13. Last modified 2026-06-17.