CVE-2023-21307
NixOS vulnerability analysis and mitigation

Overview

In Bluetooth, there is a possible way for a paired Bluetooth device to access a long term identifier for an Android device due to a permissions bypass. This vulnerability (CVE-2023-21307) affects Android OS versions prior to 14.0 and was disclosed in October 2023 (Android Bulletin).

Technical details

The vulnerability is classified as an improper authentication issue (CWE-287). It has been assigned a CVSS v3.1 base score of 5.0 (MEDIUM) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N, indicating local access, low attack complexity, low privileges required, user interaction needed, and potential for high confidentiality impact (NVD).

Impact

The vulnerability could lead to local information disclosure with no additional execution privileges needed. A successful exploit would allow an attacker to access a long-term identifier for the Android device, potentially compromising user privacy (CIS Advisory).

Mitigation and workarounds

The vulnerability has been patched in Android 14.0. Users should update their Android devices to version 14.0 or later to mitigate this security issue (Android Bulletin).

Additional resources


SourceThis report was generated using AI

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