CVE-2020-0524: Intel Ethernet Controller i210 Firmware

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper default permissions in the firmware for the Intel(R) Ethernet I210 Controller series of network adapters before version 3.30 may allow an authenticated user to potentially enable denial of service via local access.

Affected products

• Intel Ethernet Controller i210 Firmware: before 3.30 (fixed in 3.30)

Published 2021-02-17. Last modified 2026-06-17.