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Vulnerability DatabaseCVE-2022-20470

CVE-2022-20470: 
NixOS vulnerability analysis and mitigation

Overview

A vulnerability was identified in Android's AppWidgetServiceImpl.java component, specifically in the bindRemoteViewsService function. This vulnerability (CVE-2022-20470) affects Android versions 10, 11, 12, 12L, and 13. The issue was disclosed in the December 2022 Android Security Bulletin (Android Bulletin).

Technical details

The vulnerability stems from improper input validation in the bindRemoteViewsService function of AppWidgetServiceImpl.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 classified under CWE-20 (Improper Input Validation) (NVD).

Impact

The vulnerability could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not required for exploitation, making it particularly concerning for Android system security (NVD).

Mitigation and workarounds

The vulnerability was addressed in the Android Security Bulletin for December 2022. Users should ensure their Android devices are updated with the security patch level dated 2022-12-01 or later (Android Bulletin).

Additional resources

Source: This report was generated using AI

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