CVE-2021-0147

MEDIUM

Intel Chipset <pmc_fw_lbg_c1-21ww02a/pmcfw_lbg_b0-21ww02a - DoS

Title source: llm

Description

Improper locking in the Power Management Controller (PMC) for some Intel Chipset firmware before versions pmc_fw_lbg_c1-21ww02a and pmc_fw_lbg_b0-21ww02a may allow a privileged user to potentially enable denial of service via local access.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_misc

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00470.html

Scores

CVSS v3 4.4

EPSS 0.0004

EPSS Percentile 11.4%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-667

Status published

Products (1)

intel/power_management_controller < pmc_fw_lbg_c1-21ww02a

Published Feb 09, 2022

Tracked Since Feb 18, 2026