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CVE-2021-39783 In rcsservice, there is a possible way to modify TTY mode due to a missing permission check

Description

In rcsservice, there is a possible way to modify 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-12LAndroid ID: A-197960597

Affected products and versions

Product Affected versions Fixed in
Android Versions not published
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