CVE-2020-8672

Name: CVE-2020-8672
Creator: NVD / NIST
Published: 2021-02-02T22:15:12.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2020-8672 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Out of bound read in BIOS firmware for 8th, 9th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 Series Processors may allow an unauthenticated user to potentially enable elevation of privilege or denial of service via local access.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Out of bound read in BIOS firmware for 8th, 9th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 Series Processors may allow an unauthenticated user to potentially enable elevation of privilege or denial of service via local access.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.34%

25.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Intel	Bios	All versions

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.htmlVendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.htmlVendor Advisory

Timeline

Published: Feb 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8672?

How severe is CVE-2020-8672?

CVE-2020-8672 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8672?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8672?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST