CVE-2022-20536

In registerBroadcastReceiver of RcsService.java, there is a possible way to change preferred TTY mode due to a missing permission check. This could le...

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Affected packages

Android platform/external/ims

[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2022-12-01"}]}]

References

advisory source.android.com
patch android.googlesource.com