CVEs-PoC/2021/CVE-2021-31257.md

### [CVE-2021-31257](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31257)
![](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

The HintFile function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.

### POC

#### Reference
- https://github.com/gpac/gpac/issues/1734

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