CVEs-PoC/2021/CVE-2021-25356.md

### [CVE-2021-25356](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25356)
![](https://img.shields.io/static/v1?label=Product&message=Samsung%20Mobile%20Devices&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=O(8.x)%2C%20P(9.0)%2C%20Q(10.0)%2C%20R(11.0)%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-20%3A%20Improper%20Input%20Validation&color=brightgreen)

### Description

An improper caller check vulnerability in Managed Provisioning prior to SMR APR-2021 Release 1 allows unprivileged application to install arbitrary application, grant device admin permission and then delete several installed application.

### POC

#### Reference
- https://blog.oversecured.com/Two-weeks-of-securing-Samsung-devices-Part-1/
- https://security.samsungmobile.com/securityUpdate.smsb

#### Github
No PoCs found on GitHub currently.