CVE-2022-20377

Severity

67%

Complexity

8%

Confidentiality

98%

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

CVSS 3.1 Base Score 6.7. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Overview

First reported 2 years ago

2022-08-11 15:15:00

Last updated 2 years ago

2022-08-13 01:57:00

Affected Software

Google Android Operating System

References

https://source.android.com/security/bulletin/pixel/2022-08-01

https://source.android.com/security/bulletin/pixel/2022-08-01

Vendor Advisory

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