CVE-2021-33089: Intel Nuc Hdmi Firmware Update Tool

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper access control in the software installer for the Intel(R) NUC HDMI Firmware Update Tool for NUC8i3BE, NUC8i5BE, NUC8i7BE before version 1.78.4.0.4 may allow an authenticated user to potentially enable escalation of privilege via local access.

Affected products

• Intel Nuc Hdmi Firmware Update Tool: before 1.78.4.0.4 (fixed in 1.78.4.0.4)

Published 2021-11-17. Last modified 2026-06-17.