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Vulnerability DatabaseCVE-2021-0542

CVE-2021-0542: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2021-0542 is a security vulnerability discovered in Android 11's BeamTransferManager.java component. The vulnerability was disclosed in June 2021 and affects Android operating system version 11. The issue stems from a missing permission check in the updateNotification function (Android Bulletin).

Technical details

The vulnerability exists due to a missing permission check in the updateNotification function of BeamTransferManager.java. The CVSS v3.1 base score is 5.5 (Medium), with a vector string of CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. This indicates that the vulnerability requires local access, low attack complexity, low privileges, and no user interaction, while potentially resulting in high confidentiality impact but no integrity or availability impact (NVD).

Impact

If exploited, this vulnerability could lead to local information disclosure of paired Bluetooth addresses. The impact is limited to confidentiality breaches, with no impact on system integrity or availability (NVD).

Mitigation and workarounds

The vulnerability was addressed in the Android Security Bulletin for June 2021. Users should ensure their Android devices are updated with the latest security patches to mitigate this vulnerability (Android Bulletin).

Additional resources

Source: This report was generated using AI

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