### [CVE-2015-6856](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6856)
![](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

Dell Pre-Boot Authentication Driver (PBADRV.sys) 1.0.1.5 allows local users to write to arbitrary physical memory locations and gain privileges via a 0x0022201c IOCTL call.

### POC

#### Reference
- http://packetstormsecurity.com/files/134987/Dell-Authentication-Driver-Uncontrolled-Write.html
- http://seclists.org/fulldisclosure/2015/Dec/81
- https://www.korelogic.com/Resources/Advisories/KL-001-2015-008.txt

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