What is CVE-2021-41789?

CVE-2021-41789 is a vulnerability in the wifi driver that could lead to a system crash and remote denial of service.

Is user interaction required for exploitation?

No, user interaction is not needed for exploitation of CVE-2021-41789.

What is the severity of CVE-2021-41789?

CVE-2021-41789 has a severity score of 6.5 (medium).

Which software versions are affected by CVE-2021-41789?

Mediatek Mt7615 Firmware version 4.4.1.1 and Mediatek Mt7622 Firmware version 4.4.1.1 are affected by CVE-2021-41789.

How can I patch CVE-2021-41789?

To patch CVE-2021-41789, refer to Patch ID GN20190426015 and Issue ID GN20190426015 provided by Mediatek.

Vulnerability/
CVE-2021-41789

medium

6.5

CWE

4/1/2022

21/11/2024

CVE-2021-41789: Input Validation

First published: Tue Jan 04 2022(Updated: )

In wifi driver, there is a possible system crash due to a missing validation check. This could lead to remote denial of service from a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20190426015; Issue ID: GN20190426015.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Mediatek Mt7615 Firmware	=4.4.1.1
Mediatek Mt7615
Mediatek Mt7622 Firmware	=4.4.1.1
Mediatek Mt7622
All of
Mediatek Mt7615 Firmware	=4.4.1.1
Mediatek Mt7615
All of
Mediatek Mt7622 Firmware	=4.4.1.1
Mediatek Mt7622

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Reference Links

https://corp.mediatek.com/product-security-bulletin/January-2022

Frequently Asked Questions

What is CVE-2021-41789?
CVE-2021-41789 is a vulnerability in the wifi driver that could lead to a system crash and remote denial of service.
Is user interaction required for exploitation?
No, user interaction is not needed for exploitation of CVE-2021-41789.
What is the severity of CVE-2021-41789?
CVE-2021-41789 has a severity score of 6.5 (medium).
Which software versions are affected by CVE-2021-41789?
Mediatek Mt7615 Firmware version 4.4.1.1 and Mediatek Mt7622 Firmware version 4.4.1.1 are affected by CVE-2021-41789.
How can I patch CVE-2021-41789?
To patch CVE-2021-41789, refer to Patch ID GN20190426015 and Issue ID GN20190426015 provided by Mediatek.

collector/nvd-index
agent/type
collector/mitre-cve
source/MITRE
agent/severity
agent/references
agent/weakness
agent/description
agent/first-publish-date
collector/nvd-api
source/NVD
agent/software-canonical-lookup
agent/last-modified-date
agent/author
agent/softwarecombine
agent/tags
agent/event
vendor/mediatek
canonical/mediatek mt7615 firmware
version/mediatek mt7615 firmware/4.4.1.1
canonical/mediatek mt7615
canonical/mediatek mt7622 firmware
version/mediatek mt7622 firmware/4.4.1.1
canonical/mediatek mt7622

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