CVE-2021-39668: High severity Google Android vulnerability

Published Feb 7, 2022
·
Updated

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-193445603

Affected Software

3 affected components
Google Android=11.0
Google Android=12.0
Google Android

Event History

Feb 7, 2022
CVE Published
via Android·12:00 AM
Data Sourced
via Android·12:00 AM
SeverityWeaknessAffected Software
Feb 11, 2022
CVE Published
via MITRE·05:40 PM
Data Sourced
via MITRE·05:40 PM
DescriptionWeakness

Frequently Asked Questions

1

Which Android versions are affected?

The issue affects Android 11 and Android 12.

2

What would an attacker need to exploit this issue?

Exploitation is local and requires user interaction. No additional execution privileges are needed.

3

What is the potential impact?

An attacker could perform actions as System UI through an Intent Redirect caused by a confused deputy, resulting in local privilege escalation with high confidentiality, integrity, and availability impact.

4

What should organizations do to remediate the issue?

Apply the available patch referenced in the February 2022 Android security bulletin.

Contact

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