CVEs-PoC/2017/CVE-2017-9457.md

### [CVE-2017-9457](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9457)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Intense PC Phoenix SecureCore UEFI firmware does not perform capsule signature validation before upgrading the system firmware. The absence of signature validation allows an attacker with administrator privileges to flash a modified UEFI BIOS.

### POC

#### Reference
- http://packetstormsecurity.com/files/143481/Compulab-Intense-PC-MintBox-2-Signature-Verification.html
- http://seclists.org/fulldisclosure/2017/Jul/56
- https://watchmysys.com/blog/2017/07/cve-2017-9457-compulab-intense-pc-lacks-firmware-validation/

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