### [CVE-2021-0391](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0391) ![](https://img.shields.io/static/v1?label=Product&message=Android&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=Elevation%20of%20privilege&color=brighgreen) ### Description In onCreate() of ChooseTypeAndAccountActivity.java, there is a possible way to learn the existence of an account, without permissions, due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172841550 ### POC #### Reference No PoCs from references. #### Github - https://github.com/ARPSyndicate/cvemon - https://github.com/NaInSec/CVE-PoC-in-GitHub - https://github.com/SYRTI/POC_to_review - https://github.com/TinyNiko/android_bulletin_notes - https://github.com/WhooAmii/POC_to_review - https://github.com/k0mi-tg/CVE-POC - https://github.com/manas3c/CVE-POC - https://github.com/nanopathi/framework_base_AOSP10_r33_CVE-2021-0391 - https://github.com/nomi-sec/PoC-in-GitHub - https://github.com/trhacknon/Pocingit - https://github.com/whoforget/CVE-POC - https://github.com/youwizard/CVE-POC - https://github.com/zecool/cve