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Vulnerability DatabaseCVE-2022-20446

CVE-2022-20446: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2022-20446 is a security vulnerability discovered in Android's AlwaysOnHotwordDetector component. The vulnerability affects Android versions 10 and 11, where a missing permission check in AlwaysOnHotwordDetector.java could allow unauthorized microphone access from the background. This vulnerability was disclosed in the November 2022 Android Security Bulletin (Android Bulletin).

Technical details

The vulnerability is characterized by a missing authorization check in the AlwaysOnHotwordDetector component. It has been assigned a CVSS v3.1 base score of 3.3 (LOW) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. The vulnerability is classified under CWE-862 (Missing Authorization) (NVD).

Impact

The vulnerability allows local attackers to access the device's microphone from the background without proper authorization. This could lead to local privilege escalation without requiring additional execution privileges or user interaction (NVD).

Mitigation and workarounds

The vulnerability has been patched in the November 2022 Android Security Bulletin. Users should update their Android devices to the latest security patch level to mitigate this vulnerability (Android Bulletin).

Additional resources

Source: This report was generated using AI

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