What is CVE-2022-21757?

CVE-2022-21757 is a vulnerability in WIFI Firmware that could lead to a remote denial of service attack without requiring user interaction.

What is the severity of CVE-2022-21757?

The severity of CVE-2022-21757 is high, with a CVSS score of 7.5.

How can I exploit CVE-2022-21757?

Exploiting CVE-2022-21757 does not require user interaction and can result in a system crash.

Which versions of Google Android are affected by CVE-2022-21757?

Google Android versions 11.0 and 12.0 are affected by CVE-2022-21757.

How can I patch CVE-2022-21757?

To patch CVE-2022-21757, apply Patch ID ALPS06468894 as provided by Mediatek.

Vulnerability/
CVE-2022-21757

high

7.8

CWE

354

6/6/2022

3/8/2024

CVE-2022-21757

First published: Mon Jun 06 2022(Updated: )

In WIFI Firmware, there is a possible system crash due to a missing count check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06468894; Issue ID: ALPS06468894.

Credit: security@mediatek.com

Affected Software	Affected Version	How to fix
Google Android	=11.0
Google Android	=12.0
Mediatek Mt6833
Mediatek Mt6853
Mediatek Mt6877
Mediatek Mt6885
Mediatek Mt6889
Mediatek Mt6983
Mediatek Mt6985
Mediatek Mt8167s
Mediatek Mt8168
Mediatek Mt8175
Mediatek Mt8183
Mediatek Mt8185
Mediatek Mt8362a
Mediatek Mt8365
Mediatek Mt8385
Mediatek Mt8667
Mediatek Mt8675
Mediatek Mt8766
Mediatek Mt8768
Mediatek Mt8786
Mediatek Mt8788
Mediatek Mt8789
Mediatek Mt8797

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Reference Links

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

Frequently Asked Questions

What is CVE-2022-21757?
CVE-2022-21757 is a vulnerability in WIFI Firmware that could lead to a remote denial of service attack without requiring user interaction.
What is the severity of CVE-2022-21757?
The severity of CVE-2022-21757 is high, with a CVSS score of 7.5.
How can I exploit CVE-2022-21757?
Exploiting CVE-2022-21757 does not require user interaction and can result in a system crash.
Which versions of Google Android are affected by CVE-2022-21757?
Google Android versions 11.0 and 12.0 are affected by CVE-2022-21757.
How can I patch CVE-2022-21757?
To patch CVE-2022-21757, apply Patch ID ALPS06468894 as provided by Mediatek.

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