CVE-2021-37103 Missing authorization in EMUI

Medium 5.5 Published Updated

Attackers can access sensitive wallet data due to improper permission management in Huawei EMUI and Magic UI operating systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-37103?

CVE-2021-37103 is a medium-severity missing authorization vulnerability in Huawei Emui, published on 25 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

There is an improper permission management vulnerability in the Wallet apps. Successful exploitation of this vulnerability may affect service confidentiality.

Weakness: CWE-276

Which versions are affected by CVE-2021-37103?

It affects 2 products.

Products include Huawei Emui, Huawei Magic Ui.

How do I fix CVE-2021-37103?

No fix has been published for CVE-2021-37103 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-37103 being exploited?

There is no known exploitation of CVE-2021-37103 in the wild and no public exploit code.

All Huawei Emui vulnerabilities

Sources

Also known as GHSA-6hwj-35vc-w7c7.

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