CVE-2021-0553
NixOS vulnerability analysis and mitigation

Overview

In Android 11, a vulnerability (CVE-2021-0553) was identified in the onBindViewHolder of AppSwitchPreference.java component. The vulnerability was disclosed in the June 2021 security bulletin and affects Android systems running version 11.0. This security issue is tracked under Android ID A-169936038 (Android Bulletin).

Technical details

The vulnerability exists in the onBindViewHolder function of AppSwitchPreference.java, which could lead to a potential bypass of device admin settings due to unclear UI implementation. The vulnerability has been assigned a CVSS v3.1 base score of 7.3 (HIGH) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H. The weakness has been classified under CWE-74, which relates to improper neutralization of special elements in output used by a downstream component (NVD).

Impact

If exploited, this vulnerability could lead to local escalation of privilege on the affected Android device. The successful exploitation could result in high impacts on confidentiality, integrity, and availability of the system, as indicated by the CVSS scoring (NVD).

Exploitability

The vulnerability requires local access and user interaction for successful exploitation. An attacker would need user execution privileges to exploit this vulnerability. The attack complexity is considered low, but user interaction is required as a prerequisite for exploitation (NVD).

Mitigation and workarounds

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

Additional resources


SourceThis report was generated using AI

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