CVEs-PoC/2021/CVE-2021-21574.md

### [CVE-2021-21574](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21574)
![](https://img.shields.io/static/v1?label=Product&message=BIOSConnect&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-121%3A%20Stack-based%20Buffer%20Overflow&color=brightgreen)

### Description

Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.

### POC

#### Reference
- https://www.dell.com/support/kbdoc/en-us/000188682

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/by-roj/24_Vulnerability-Analysis-and-PoC-Reimplementation