CVE-2022-26343

hw: Intel: Improper access control in the BIOS firmware causes escalation of privilege

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Severity

Important

Red Hat Product Security

8.2

CVSS 3.1

Review impact separately from score.

Published · February 20, 2023

Updated · October 28, 2026

Description

A flaw was found in hw. Improper access control in the BIOS firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 8.2
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CWE-266 · Incorrect Privilege Assignment