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Vulnerability DatabaseCVE-2023-40105

CVE-2023-40105: 
NixOS vulnerability analysis and mitigation

Overview

CVE-2023-40105 is a security vulnerability discovered in Android's ActivityManagerService.java, specifically in the backupAgentCreated function. The vulnerability was disclosed in November 2023 and affects Android versions 11.0 through 14.0. This vulnerability stems from a missing permission check that could potentially expose sensitive data (Android Bulletin, NVD).

Technical details

The vulnerability is classified as an information disclosure issue with a CVSS v3.1 base score of 5.5 (Medium), with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. The technical root cause is identified as a missing authorization check (CWE-862) in the backupAgentCreated callback of ActivityManagerService.java (NVD).

Impact

The vulnerability could lead to local information disclosure without requiring additional execution privileges. The impact is limited to data exposure, with no impact on system integrity or availability (NVD).

Mitigation and workarounds

Google has addressed this vulnerability in the November 2023 security patch level. Users are advised to update their Android devices to a security patch level of 2023-11-05 or later (Android Bulletin).

Additional resources

Source: This report was generated using AI

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