In queue of UsbRequest.java, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-204584366
CVE-2023-20920 - High Severity Vulnerability
Vulnerable Libraries - baseandroid-10.0.0_r34, baseandroid-10.0.0_r34
Vulnerability Details
In queue of UsbRequest.java, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-204584366
Publish Date: 2023-01-26
URL: CVE-2023-20920
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/+/d8e918fc9d479388661e74638d950592af16c001
Release Date: 2022-11-04
Fix Resolution: android-13.0.0_r19
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