In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028
CVE-2023-20950 - High Severity Vulnerability
Vulnerable Libraries - baseandroid-11.0.0_r39, baseandroid-11.0.0_r39, baseandroid-11.0.0_r39, baseandroid-11.0.0_r39, baseandroid-11.0.0_r39, baseandroid-11.0.0_r39
Vulnerability Details
In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028
Publish Date: 2023-04-19
URL: CVE-2023-20950
CVSS 3 Score Details (7.8)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://android.googlesource.com/platform/frameworks/base/+/e9f458c52e9c2c1d7591e279b48d2136244b4c8b
Release Date: 2023-04-19
Fix Resolution: android-13.0.0_r1
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