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Vulnerability DatabaseCVE-2020-27034

CVE-2020-27034: 
NixOS vulnerability analysis and mitigation

Overview

In createSimSelectNotification of SimSelectNotification.java in Android 11, there is a possible permission bypass due to an unsafe PendingIntent. This vulnerability (CVE-2020-27034) could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation (NVD).

Technical details

The vulnerability exists in the SimSelectNotification.java component and involves an unsafe PendingIntent implementation. The vulnerability has a CVSS v3.1 Base Score of 5.5 (Medium) with vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N (NVD).

Impact

If exploited, this vulnerability could allow an attacker with local access and user execution privileges to bypass permissions and access sensitive information. The vulnerability primarily affects confidentiality with no impact on integrity or availability (NVD).

Exploitability

The vulnerability requires local access and user execution privileges to exploit. No user interaction is needed for exploitation once these conditions are met. The attack complexity is considered low (NVD).

Mitigation and workarounds

The vulnerability was addressed in the Android security bulletin. Users should update to a patched version of Android 11 that includes fixes for this issue (Vendor Advisory).

Additional resources

Source: This report was generated using AI

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