PT-2022-9097 · Intel · Intel Chipset

Jorge Gonzalez + 2 · Published 2022-02-09 · Updated 2023-08-08 · CVE-2021-0147

Positive Technologies (AI Summary)

CVSS v3.1

4.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Intel Chipset firmware versions prior to pmc fw lbg c1-21ww02a Intel Chipset firmware versions prior to pmc fw lbg b0-21ww02a

Description The issue is related to improper locking in the Power Management Controller (PMC) for some Intel Chipset firmware, which may allow a privileged user to potentially enable denial of service via local access.

Recommendations For Intel Chipset firmware versions prior to pmc fw lbg c1-21ww02a, update to version pmc fw lbg c1-21ww02a or later. For Intel Chipset firmware versions prior to pmc fw lbg b0-21ww02a, update to version pmc fw lbg b0-21ww02a or later.

Fix

Improper Locking

Weakness Enumeration

CWE-667

Related Identifiers

CVE-2021-0147

Affected Products

Intel Chipset

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-0147 · Security Note
• https://osv.dev/vulnerability/CVE-2021-0147 · Vendor Advisory
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00470.html · Vendor Advisory
• https://t.me/cibsecurity/37173 · Telegram Post
• https://t.me/cvenotify/26559 · Telegram Post