CVE-2020-0439: High severity Google Android vulnerability

Published Nov 2, 2020

Updated

In generatePackageInfo of PackageManagerService.java, there is a possible permissions bypass due to an incorrect permission check. This could lead to local escalation of privilege that allows instant apps access to permissions not allowed for instant apps, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-140256621

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·12:46 PM

Data Sourced

via MITRE·12:46 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2020-0439?

CVE-2020-0439 has a high severity rating due to its potential for local escalation of privilege.

How do I fix CVE-2020-0439?

To fix CVE-2020-0439, update your Android device to the latest security patch that addresses this vulnerability.

Which Android versions are affected by CVE-2020-0439?

CVE-2020-0439 affects Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.

What are the implications of CVE-2020-0439?

CVE-2020-0439 could allow instant apps to access permissions that are typically restricted for them.

Is there a workaround for CVE-2020-0439?

Currently, the best approach for CVE-2020-0439 is to apply the security updates provided by Google.