CVE-2019-14557

Name: CVE-2019-14557
Creator: NVD / NIST
Published: 2020-10-05T14:15:12.547+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 0.54%

Last modified Jun 17, 2026

CVE-2019-14557 is a high-severity vulnerability rated 8/10 on the CVSS scale. Buffer overflow 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 elevation of privilege or denial of service via adjacent access.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

Buffer overflow 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 elevation of privilege or denial of service via adjacent access.

Metrics

CVSS 3.1

8/10

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

EPSS Probability

0.54%

41.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

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

Frequently Asked Questions

What is CVE-2019-14557?

How severe is CVE-2019-14557?

CVE-2019-14557 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.

How do I fix CVE-2019-14557?

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-2019-14557?

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

Scan your code now

Source: NVD / NIST