CVE-2022-48254: Security Advisory - Data Processing Error Vulnerability in a Huawei Band

A Huawei band has a data processing error vulnerability. Successful exploitation could bypass lock screen authentication.(Vulnerability ID:HWPSIRT-2022-11965) This vulnerability has been assigned a (CVE)ID:CVE-2022-48254

Affected Product

Affected Version

Repair Version

Leia-B29

Leia-B29 2.0.0.49(M03)

Leia-B19 2.0.0.56(M04)

HWPSIRT-2022-11965:

Successful exploitation could bypass lock screen authentication.

Vulnerabilities are scored base on the CVSS v3.1 scoring system. For details please refer to: http://www.first.org/cvss/specification-document.

HWPSIRT-2022-11965

Base Score: 6.2

Temporary Score: 5.8

Environmental Score: NA

CVSS v3.1 Vector: AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C

HWPSIRT-2022-11965:

This vulnerability can be exploited only when the following conditions are present:

The attacker needs to perform operations on the affected device.

Technical details:

The lock screen function of a Huawei band has a data processing error vulnerability. This vulnerability is caused by improper implementation in certain lock screen scenarios. An attacker can exploit this vulnerability by following specific operations. Successful exploitation may bypass screen lock authentication.

The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

HWPSIRT-2022-11965:

This vulnerability was discovered by Huawei internal tester.

2023-01-18 V1.0 Initial Release

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