What is the severity of CVE-2021-22443?

CVE-2021-22443 is classified as a moderate severity vulnerability due to potential random address access.

How do I fix CVE-2021-22443?

To fix CVE-2021-22443, users should update their Huawei devices to the latest software version as recommended by Huawei.

Which devices are affected by CVE-2021-22443?

CVE-2021-22443 affects Huawei devices running EMUI versions 9.1.0 and 9.1.1, as well as EMUI versions 10.0.0, 10.1.0, 10.1.1 and 11.0.0, and Magic UI versions 2.1.1, 3.0.0, 3.1.0, 3.1.1, and 4.0.0.

Can CVE-2021-22443 be exploited remotely?

CVE-2021-22443 may potentially be exploited by an attacker with local access to the device.

What are the potential impacts of exploiting CVE-2021-22443?

Exploitation of CVE-2021-22443 may lead to unintended memory access, which could disrupt normal device operations.

Vulnerability/
CVE-2021-22443

high

7.5

CWE

2/8/2021

3/8/2024

CVE-2021-22443: Input Validation

First published: Mon Aug 02 2021(Updated: )

There is an Input Verification Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause random address access.

Credit: psirt@huawei.com

Affected Software	Affected Version	How to fix
Huawei Emui	=9.1.0
Huawei Emui	=9.1.1
Huawei Emui	=10.0.0
Huawei Emui	=10.1.0
Huawei Emui	=10.1.1
Huawei Emui	=11.0.0
Huawei Magic Ui	=2.1.1
Huawei Magic Ui	=3.0.0
Huawei Magic Ui	=3.1.0
Huawei Magic Ui	=3.1.1
Huawei Magic Ui	=4.0.0

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Reference Links

https://consumer.huawei.com/en/support/bulletin/2021/6/

Frequently Asked Questions

What is the severity of CVE-2021-22443?
CVE-2021-22443 is classified as a moderate severity vulnerability due to potential random address access.
How do I fix CVE-2021-22443?
To fix CVE-2021-22443, users should update their Huawei devices to the latest software version as recommended by Huawei.
Which devices are affected by CVE-2021-22443?
CVE-2021-22443 affects Huawei devices running EMUI versions 9.1.0 and 9.1.1, as well as EMUI versions 10.0.0, 10.1.0, 10.1.1 and 11.0.0, and Magic UI versions 2.1.1, 3.0.0, 3.1.0, 3.1.1, and 4.0.0.
Can CVE-2021-22443 be exploited remotely?
CVE-2021-22443 may potentially be exploited by an attacker with local access to the device.
What are the potential impacts of exploiting CVE-2021-22443?
Exploitation of CVE-2021-22443 may lead to unintended memory access, which could disrupt normal device operations.

collector/nvd-index
agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/severity
agent/weakness
agent/author
agent/last-modified-date
agent/references
agent/tags
agent/description
agent/first-publish-date
agent/event
agent/source
vendor/huawei
canonical/huawei emui
version/huawei emui/9.1.0
version/huawei emui/9.1.1
version/huawei emui/10.0.0
version/huawei emui/10.1.0
version/huawei emui/10.1.1
version/huawei emui/11.0.0
canonical/huawei magic ui
version/huawei magic ui/2.1.1
version/huawei magic ui/3.0.0
version/huawei magic ui/3.1.0
version/huawei magic ui/3.1.1
version/huawei magic ui/4.0.0

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Frequently Asked Questions

What is the severity of CVE-2021-22443?
CVE-2021-22443 is classified as a moderate severity vulnerability due to potential random address access.
How do I fix CVE-2021-22443?
To fix CVE-2021-22443, users should update their Huawei devices to the latest software version as recommended by Huawei.
Which devices are affected by CVE-2021-22443?
CVE-2021-22443 affects Huawei devices running EMUI versions 9.1.0 and 9.1.1, as well as EMUI versions 10.0.0, 10.1.0, 10.1.1 and 11.0.0, and Magic UI versions 2.1.1, 3.0.0, 3.1.0, 3.1.1, and 4.0.0.
Can CVE-2021-22443 be exploited remotely?
CVE-2021-22443 may potentially be exploited by an attacker with local access to the device.
What are the potential impacts of exploiting CVE-2021-22443?
Exploitation of CVE-2021-22443 may lead to unintended memory access, which could disrupt normal device operations.