CVE-2021-22428 Auth bypass in EMUI

High 8.1 Published Updated

Attackers can bypass authentication on Huawei smartphones due to incomplete cleanup, potentially gaining unauthorized access to the device.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-22428?

CVE-2021-22428 is a high-severity authentication bypass vulnerability in Huawei Emui, published on 2 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

There is an Incomplete Cleanup Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to authentication bypass.

Weakness: CWE-459, CWE-362

Which versions are affected by CVE-2021-22428?

It affects 2 products.

Products include Huawei Emui, Huawei Magic Ui.

How do I fix CVE-2021-22428?

No fix has been published for CVE-2021-22428 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-22428 being exploited?

There is no known exploitation of CVE-2021-22428 in the wild and no public exploit code.

All Huawei Emui vulnerabilities

Sources

Also known as GHSA-hv7h-p8cm-2f83.

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