CVE-2019-14558

Name: CVE-2019-14558
Creator: NVD / NIST
Published: 2020-10-05T14:15:12.857+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.7/10EPSS 0.71%

Last modified Jun 17, 2026

CVE-2019-14558 is a medium-severity vulnerability rated 5.7/10 on the CVSS scale. Insufficient control flow management in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable denial of service via adjacent access.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

Insufficient control flow management in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable denial of service via adjacent access.

Metrics

CVSS 3.1

5.7/10

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

EPSS Probability

0.71%

48.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Intel	Bios	All versions
Debian	Debian Linux	9.0

References

https://lists.debian.org/debian-lts-announce/2021/04/msg00032.htmlMailing List, Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2021/04/msg00032.htmlMailing List, Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.htmlVendor Advisory

Timeline

Published: Oct 5, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-14558?

How severe is CVE-2019-14558?

CVE-2019-14558 has a CVSS score of 5.7/10 (MEDIUM severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.

How do I fix CVE-2019-14558?

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-2019-14558?

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

Scan your code now

Source: NVD / NIST