A vulnerability has been found in Huawei Mate 20 and Mate 30 Pro (Smartphone Operating System) (version now known) and classified as problematic. Affected by this vulnerability is some unknown processing of the component Authorization. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

There is an improper authorization vulnerability in several smartphones. The software incorrectly performs an authorization to certain user, successful exploit could allow a low privilege user to do certain operation which the user are supposed not to do.Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2).

The weakness was shared 03/20/2020. This vulnerability is known as CVE-2020-1796 since 11/29/2019. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Type

• Smartphone Operating System

Vendor

• Huawei

Name

• Mate 20
• Mate 30 Pro

License

• commercial

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