How severe is CVE-2021-0147?

CVE-2021-0147 has a CVSS v3 score of 4.4 (MEDIUM).

CVE-2021-0147

Name: power_management_controller
Author: intel

4.4MEDIUM

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 ena

Published: 2/9/2022Updated: 5/5/2025

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.

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Affected Products

intelpower_management_controller

References

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