CVE-2022-20536: Google Android

Low severity, CVSS 3.3. EPSS: 0.1% chance of exploitation in the next 30 days.

In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-235100180

Affected products

• Google Android: version 13.0 only

Published 2022-12-16. Last modified 2026-06-17.