What is CVE-2021-0071?

CVE-2021-0071 is a vulnerability that involves improper input validation in the firmware for some Intel PROSet/Wireless WiFi in UEFI, which may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

What is the severity of CVE-2021-0071?

The severity of CVE-2021-0071 is rated as high with a severity value of 8.8.

Which software is affected by CVE-2021-0071?

The affected software includes Intel Ax210 Firmware, Intel Ax201 Firmware, Intel Ax200 Firmware, Intel Ac 9560 Firmware, Intel Ac 9462 Firmware, Intel Ac 9461 Firmware, Intel 9260 Firmware, Intel Ac 9260 Firmware, Intel Ac 8265 Firmware, Intel Ac 8260 Firmware, Intel Ac 3168 Firmware, Intel 7265 Firmware, and Intel Ac 3165 Firmware.

How can an unauthenticated user exploit CVE-2021-0071?

An unauthenticated user can potentially enable escalation of privilege via adjacent access due to improper input validation in the firmware.

Where can I find more information about CVE-2021-0071?

You can find more information about CVE-2021-0071 in the Intel Security Center Advisory at the following URL: [https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html](https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html)

Vulnerability/
CVE-2021-0071

high

8.8

CWE

17/11/2021

3/8/2024

CVE-2021-0071: Input Validation

First published: Wed Nov 17 2021(Updated: )

Improper input validation in firmware for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

Credit: secure@intel.com

Affected Software	Affected Version	How to fix
Intel Ax210 Firmware	<22.40
Intel Ax210
Intel Ax201 Firmware	<22.40
Intel Ax201
Intel Ax200 Firmware	<22.40
Intel Ax200
Intel Ac 9560 Firmware	<22.40
Intel Ac 9560
Intel Ac 9462 Firmware	<22.40
Intel Ac 9462
Intel Ac 9461 Firmware	<22.40
Intel Ac 9461
Intel 9260 Firmware
Intel Ac 9260 Firmware	<22.40
Intel Ac 9260
Intel Ac 8265 Firmware	<22.40
Intel Ac 8265
Intel Ac 8260 Firmware	<22.40
Intel Ac 8260
Intel Ac 3168 Firmware	<22.40
Intel Ac 3168
Intel 7265 Firmware	<22.40
Intel 7265
Intel Ac 3165 Firmware	<22.40
Intel Ac 3165

Never miss a vulnerability like this again

Reference Links

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html

Frequently Asked Questions

What is CVE-2021-0071?
CVE-2021-0071 is a vulnerability that involves improper input validation in the firmware for some Intel PROSet/Wireless WiFi in UEFI, which may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
What is the severity of CVE-2021-0071?
The severity of CVE-2021-0071 is rated as high with a severity value of 8.8.
Which software is affected by CVE-2021-0071?
The affected software includes Intel Ax210 Firmware, Intel Ax201 Firmware, Intel Ax200 Firmware, Intel Ac 9560 Firmware, Intel Ac 9462 Firmware, Intel Ac 9461 Firmware, Intel 9260 Firmware, Intel Ac 9260 Firmware, Intel Ac 8265 Firmware, Intel Ac 8260 Firmware, Intel Ac 3168 Firmware, Intel 7265 Firmware, and Intel Ac 3165 Firmware.
How can an unauthenticated user exploit CVE-2021-0071?
An unauthenticated user can potentially enable escalation of privilege via adjacent access due to improper input validation in the firmware.
Where can I find more information about CVE-2021-0071?
You can find more information about CVE-2021-0071 in the Intel Security Center Advisory at the following URL: [https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html](https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html)