CVE-2021-0521: Medium severity Google Android vulnerability

Published Jun 7, 2021

Updated

In getAllPackages of PackageManagerService, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure of cross-user permissions with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-174661955

Affected Software

5 affected components

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/2021-06-01

Event History

Jun 7, 2021

CVE Published

via Android·12:00 AM

Data Sourced

via Android·12:00 AM

SeverityWeaknessAffected Software

Jun 21, 2021

CVE Published

via MITRE·04:01 PM

Data Sourced

via MITRE·04:01 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2021-0521?

CVE-2021-0521 has been classified as a medium severity vulnerability that allows for possible information disclosure.

How can I mitigate the effects of CVE-2021-0521?

To mitigate CVE-2021-0521, users should update their Android devices to the latest security patches provided by Google.

Which Android versions are affected by CVE-2021-0521?

CVE-2021-0521 affects Android versions 8.1, 9.0, 10.0, and 11.0.

What type of vulnerability is CVE-2021-0521?

CVE-2021-0521 is an information disclosure vulnerability due to a missing permission check in the PackageManagerService.

Is user interaction required for exploiting CVE-2021-0521?

No, user interaction is not needed for the exploitation of CVE-2021-0521.