CVE-2022-20377

MediumCVSS 6.7/10Last modified Jun 17, 2026

Description

In TBD of keymaster_ipc.cpp, there is a possible to force gatekeeper, fingerprint, and faceauth to use a known HMAC key. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-222339795References: N/A

Metrics

CVSS 3.1 6.7/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Aug 11, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2022-20377: Medium severity, CVSS 6.7 | Vulnix