A vulnerability, which was classified as critical, was found in Huawei Mate 20 and Mate 30 Pro (Smartphone Operating System) (unknown version). Affected is an unknown code block of the component Digital Balance. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

There is a logic error vulnerability in several smartphones. The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations.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 presented 03/20/2020. This vulnerability is traded as CVE-2020-1795 since 11/29/2019. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

See VDB-151969, VDB-151967 and VDB-151966 for similar entries.

Productinfo

Type

• Smartphone Operating System

Vendor

• Huawei

Name

• Mate 20
• Mate 30 Pro

License

• commercial

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