The Call Blocker application 6.6.3 for Android allows attackers to tamper with feature-related data, resulting in a severe elevation of privilege attack.
https://www.call-blocker.info/
https://play.google.com/store/apps/details?id=com.cuiet.blockCalls
https://github.com/LianKee/SO-CVEs/blob/main/CVEs/CVE-2023-29728/CVE%20detail.md