CVEs-PoC/2021/CVE-2021-26317.md

### [CVE-2021-26317](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26317)
![](https://img.shields.io/static/v1?label=Product&message=Athlon%E2%84%A2%20Series&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Ryzen%E2%84%A2%20Series&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=various%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=tbd&color=brightgreen)

### Description

Failure to verify the protocol in SMM may allow an attacker to control the protocol and modify SPI flash resulting in a potential arbitrary code execution.

### POC

#### Reference
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027

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