What is CVE-2019-14556?

CVE-2019-14556 refers to an improper initialization vulnerability in the BIOS firmware for 8th, 9th, and 10th Generation Intel(R) Core(TM) and Intel(R) Celeron(R) Processors, which may allow a privileged user to enable denial of service via local access.

What software is affected by CVE-2019-14556?

The BIOS firmware for 8th, 9th, and 10th Generation Intel(R) Core(TM) and Intel(R) Celeron(R) Processors is affected by CVE-2019-14556.

What is the severity of CVE-2019-14556?

CVE-2019-14556 has a severity rating of 4.4 (medium).

How can a privileged user potentially enable denial of service using CVE-2019-14556?

A privileged user can potentially enable denial of service by exploiting the improper initialization vulnerability in the BIOS firmware of the affected Intel processors.

Where can I find more information about CVE-2019-14556?

You can find more information about CVE-2019-14556 on the Intel Security Center advisory page: https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html

Vulnerability/
CVE-2019-14556

medium

4.4

CWE

665

5/10/2020

5/8/2024

CVE-2019-14556

First published: Mon Oct 05 2020(Updated: )

Improper initialization in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow a privileged user to potentially enable denial of service via local access.

Credit: secure@intel.com

Affected Software	Affected Version	How to fix
Intel BIOS
Intel Celeron 4205u
Intel Celeron 4305u
Intel Celeron 4305ue
Intel Celeron 5205u
Intel Celeron 5305u
Intel Core i3-8100
Intel Core i3-8100F
Intel Core i3-8100T
Intel Core i3 8300
Intel Core i3 8300T
Intel Core i3-8350K
Intel Core i3-9100
Intel Core i3-9100F
Intel Core i3-9100T
Intel Core i3-9300
Intel Core i3-9300T
Intel Core i3-9320
Intel Core i3-9350K
Intel Core i3-9350KF
Intel Core i5-8400
Intel Core i5-8400T
Intel Core i5-8500
Intel Core i5-8500T
Intel Core i5-8600
Intel Core i5-8600K
Intel Core i5-8600T
Intel Core i5-9400
Intel Core i5-9400F
Intel Core i5-9400T
Intel core i5 9500
Intel core i5 9500f
Intel core i5 9500t
Intel core i5 9600
Intel core i5 9600k
Intel core i5 9600kf
Intel core i5 9600t
Intel core i7 1060g7
Intel core i7 1060ng7
Intel Core i7 1065G7
Intel core i7 1068ng7
Intel core i7 8086k
Intel core i7 8700
Intel core i7 8700k
Intel core i7 8700t
Intel core i7 9700
Intel core i7 9700f
Intel core i7 9700k
Intel core i7 9700kf
Intel Core i7-9700T Firmware
Intel core i9 9900
Intel Core i9-9900KF
Intel core i9 9900kf
Intel core i9 9900ks
Intel core i9 9900t

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Reference Links

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

Frequently Asked Questions

What is CVE-2019-14556?
CVE-2019-14556 refers to an improper initialization vulnerability in the BIOS firmware for 8th, 9th, and 10th Generation Intel(R) Core(TM) and Intel(R) Celeron(R) Processors, which may allow a privileged user to enable denial of service via local access.
What software is affected by CVE-2019-14556?
The BIOS firmware for 8th, 9th, and 10th Generation Intel(R) Core(TM) and Intel(R) Celeron(R) Processors is affected by CVE-2019-14556.
What is the severity of CVE-2019-14556?
CVE-2019-14556 has a severity rating of 4.4 (medium).
How can a privileged user potentially enable denial of service using CVE-2019-14556?
A privileged user can potentially enable denial of service by exploiting the improper initialization vulnerability in the BIOS firmware of the affected Intel processors.
Where can I find more information about CVE-2019-14556?
You can find more information about CVE-2019-14556 on the Intel Security Center advisory page: https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html