What is the severity of CVE-2022-20448?

CVE-2022-20448 is classified as a medium severity vulnerability due to the potential for local escalation of privilege.

How do I fix CVE-2022-20448?

To mitigate CVE-2022-20448, users should update their Android devices to the latest software version that addresses this vulnerability.

What versions of Android are affected by CVE-2022-20448?

CVE-2022-20448 affects Android versions 10.0 through 13.0.

Can CVE-2022-20448 be exploited without user interaction?

Yes, CVE-2022-20448 can be exploited without requiring user interaction.

What type of permission bypass is involved in CVE-2022-20448?

CVE-2022-20448 involves a permissions bypass that allows data to be shared across different user accounts.

Vulnerability/
CVE-2022-20448

medium

5.5

CWE

276

7/11/2022

8/11/2022

1/5/2025

CVE-2022-20448

First published: Mon Nov 07 2022(Updated: )

In buzzBeepBlinkLocked of NotificationManagerService.java, there is a possible way to share data across users due to a permissions bypass. 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-237540408

Credit: security@android.com

Affected Software	Affected Version	How to fix
Android
Android	=10.0
Android	=11.0
Android	=12.0
Android	=12.1
Android	=13.0

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Frequently Asked Questions

What is the severity of CVE-2022-20448?
CVE-2022-20448 is classified as a medium severity vulnerability due to the potential for local escalation of privilege.
How do I fix CVE-2022-20448?
To mitigate CVE-2022-20448, users should update their Android devices to the latest software version that addresses this vulnerability.
What versions of Android are affected by CVE-2022-20448?
CVE-2022-20448 affects Android versions 10.0 through 13.0.
Can CVE-2022-20448 be exploited without user interaction?
Yes, CVE-2022-20448 can be exploited without requiring user interaction.
What type of permission bypass is involved in CVE-2022-20448?
CVE-2022-20448 involves a permissions bypass that allows data to be shared across different user accounts.

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