CVEs-PoC/2021/CVE-2021-25459.md

### [CVE-2021-25459](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25459)
![](https://img.shields.io/static/v1?label=Product&message=Samsung%20Mobile%20Devices%20&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=Select%20Q(10.0)%2C%20R(11.0)%20devices%3C%20SMR%20Sep-2021%20Release%201%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-285%3A%20Improper%20Authorization&color=brighgreen)

### Description

An improper access control vulnerability in sspInit() in BlockchainTZService prior to SMR Sep-2021 Release 1 allows attackers to start BlockchainTZService.

### POC

#### Reference
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=9

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