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Vulnerability DatabaseCVE-2022-20356

CVE-2022-20356: 
NixOS vulnerability analysis and mitigation

Overview

A vulnerability was identified in Android's ActiveServices.java component, specifically in the shouldAllowFgsWhileInUsePermissionLocked function. This vulnerability (CVE-2022-20356) affects Android versions 11, 12, and 12L, and was disclosed in the August 2022 Android Security Bulletin (Android Bulletin).

Technical details

The vulnerability stems from improper input validation in the shouldAllowFgsWhileInUsePermissionLocked function of ActiveServices.java. This security flaw has been assigned a CVSS v3.1 base score of 7.8 (HIGH), with the following vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability is tracked under Android ID: A-215003903 (NVD).

Impact

The vulnerability allows an attacker to start a foreground service from the background, which could lead to local escalation of privilege. The impact is significant as it requires no additional execution privileges and can be exploited without user interaction (NVD).

Mitigation and workarounds

The vulnerability was addressed in the Android Security Bulletin for August 2022. Users should update their Android devices to the latest available security patch level to mitigate this vulnerability (Android Bulletin).

Additional resources

Source: This report was generated using AI

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