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Vulnerability DatabaseCVE-2022-20041

CVE-2022-20041: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2022-20041 is a Bluetooth-related vulnerability discovered in MediaTek chipsets that was disclosed in February 2022. The vulnerability stems from a missing permission check in the Bluetooth component, affecting multiple MediaTek chipset models including MT8167, MT8175, MT8183, MT8362A, MT8365, and MT8385, running Android versions 8.1 through 12.0 (MediaTek Bulletin).

Technical details

The vulnerability is classified as a medium severity issue and is categorized under CWE-269 (Improper Privilege Management). The technical root cause has been identified as a missing permission check in the Bluetooth component, which could potentially be exploited without requiring additional execution privileges (NVD).

Impact

The vulnerability could lead to local escalation of privilege on affected devices. No additional execution privileges are needed for exploitation, and user interaction is not required for the vulnerability to be exploited (MediaTek Bulletin).

Mitigation and workarounds

MediaTek has addressed this vulnerability through security patches and has notified device OEMs of the issues. The fixes were provided to device manufacturers at least two months before the public disclosure in February 2022 (MediaTek Bulletin).

Additional resources

Source: This report was generated using AI

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