What is the severity of CVE-2023-21087?

CVE-2023-21087 is classified as a local persistent denial of service vulnerability that may lead to a boot loop.

Which versions of Android are affected by CVE-2023-21087?

CVE-2023-21087 affects Android versions 11.0, 12.0, 12.1, and 13.0.

How do I fix CVE-2023-21087?

To mitigate CVE-2023-21087, users should update their Android device to the latest software version provided by Google.

What type of device will be impacted by CVE-2023-21087?

CVE-2023-21087 affects Android devices running the specified vulnerable versions.

Is user interaction required to exploit CVE-2023-21087?

No, user interaction is not needed for the exploitation of CVE-2023-21087.

Vulnerability/
CVE-2023-21087

medium

5.5

CWE

248

19/4/2023

5/2/2025

CVE-2023-21087

First published: Wed Apr 19 2023(Updated: )

In PreferencesHelper.java, an uncaught exception may cause the device to get stuck in a boot loop. This could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261723753

Credit: security@android.com

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

Remedy

https://source.android.com/security/bulletin/2023-04-01

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2023-21087?
CVE-2023-21087 is classified as a local persistent denial of service vulnerability that may lead to a boot loop.
Which versions of Android are affected by CVE-2023-21087?
CVE-2023-21087 affects Android versions 11.0, 12.0, 12.1, and 13.0.
How do I fix CVE-2023-21087?
To mitigate CVE-2023-21087, users should update their Android device to the latest software version provided by Google.
What type of device will be impacted by CVE-2023-21087?
CVE-2023-21087 affects Android devices running the specified vulnerable versions.
Is user interaction required to exploit CVE-2023-21087?
No, user interaction is not needed for the exploitation of CVE-2023-21087.

agent/type
agent/remedy
agent/severity
agent/references
agent/author
agent/description
agent/first-publish-date
collector/mitre-cve
source/MITRE
agent/weakness
agent/last-modified-date
agent/source
agent/softwarecombine
agent/event
agent/tags
collector/android-source
source/Android
agent/software-canonical-lookup
agent/software-canonical-lookup-request
collector/nvd-api
source/NVD
collector/nvd-index
vendor/google
canonical/android
version/android/11.0
version/android/12.0
version/android/12.1
version/android/13.0

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.