Vulnerability DatabaseCVE-2023-45777

CVE-2023-45777:
NixOS vulnerability analysis and mitigation

Overview

CVE-2023-45777 is a vulnerability discovered in Android's AccountManagerService.java component, specifically in the checkKeyIntentParceledCorrectly function. The vulnerability was disclosed on December 4, 2023, affecting Android versions 13.0 and 14.0. This security flaw allows attackers to launch arbitrary activities using system privileges due to a Parcel Mismatch issue (NVD).

Technical details

The vulnerability is classified with a CVSS v3.1 base score of 7.8 (HIGH), with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. The issue stems from a Parcel Mismatch in the checkKeyIntentParceledCorrectly function of AccountManagerService.java. The vulnerability requires local access but no user interaction for exploitation (NVD).

Impact

If exploited, this vulnerability can lead to local escalation of privilege with no additional execution privileges needed. The attacker could potentially gain system-level privileges, allowing them to execute arbitrary activities with elevated permissions (NVD).

Mitigation and workarounds

Google has addressed this vulnerability in the Android Security Bulletin for December 2023. The fix involves updates to the AccountManagerService implementation, with patches available in the Android source code repository (Android Source, Security Bulletin).

Additional resources

Source: This report was generated using AI

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