CVE-2020-0437: Medium severity Google Android vulnerability

Published Nov 2, 2020

Updated

In CellBroadcastReceiver's intent handlers, there is a possible denial of service due to a missing permission check. This could lead to local denial of service of emergency alerts with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10 Android-11Android ID: A-162741784

Affected Software

6 affected components

Google Android=8.0

Google Android=8.1

Google Android=9.0

Google Android=10.0

Google Android=11.0

Google Android

Remediation

Patch Available

https://source.android.com/security/bulletin/2020-11-01

Event History

Nov 2, 2020

CVE Published

via Android·12:00 AM

Data Sourced

via Android·12:00 AM

SeverityWeaknessAffected Software

Nov 10, 2020

CVE Published

via MITRE·12:52 PM

Data Sourced

via MITRE·12:52 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2020-0437?

CVE-2020-0437 is classified as a denial of service vulnerability due to a missing permission check.

How do I fix CVE-2020-0437?

To fix CVE-2020-0437, update to the latest version of the Android operating system that includes the necessary security patches.

Which Android versions are affected by CVE-2020-0437?

CVE-2020-0437 affects Google Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.

Can CVE-2020-0437 be exploited without user interaction?

Yes, CVE-2020-0437 can be exploited without user interaction, leading to a local denial of service situation.

What components of Android are involved in CVE-2020-0437?

CVE-2020-0437 involves the CellBroadcastReceiver component of Android, specifically its intent handlers.