VULNERABILITY INTELLIGENCE

CVE-2021-39300

CVSS score8.8 HIGH
EPSS probability0.36%
CISA KEVNot currently listed
Published2022-02-16
Last modified2026-10-07
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Description

Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.

Weakness classification

  • CWE-269: Improper Privilege Management

Primary references