cve/2019/CVE-2019-5047.md

### [CVE-2019-5047](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5047)
![](https://img.shields.io/static/v1?label=Product&message=NitroPDF&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-416%3A%20Use%20After%20Free&color=brighgreen)

### Description

An exploitable Use After Free vulnerability exists in the CharProcs parsing functionality of NitroPDF. A specially crafted PDF can cause a type confusion, resulting in a Use After Free. An attacker can craft a malicious PDF to trigger this vulnerability.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0816
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0816

#### Github
- https://github.com/0xCyberY/CVE-T4PDF
- https://github.com/ARPSyndicate/cvemon