cve/2019/CVE-2019-16891.md

### [CVE-2019-16891](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16891)
![](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

Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.

### POC

#### Reference
- https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-from
- https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4/
- https://www.youtube.com/watch?v=DjMEfQW3bf0

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/AdeliaNitzsche/Java-Deserialization-Cheat-Sheet
- https://github.com/BrittanyKuhn/javascript-tutorial
- https://github.com/GrrrDog/Java-Deserialization-Cheat-Sheet
- https://github.com/JoshMorrison99/my-nuceli-templates
- https://github.com/PalindromeLabs/Java-Deserialization-CVEs
- https://github.com/Y4tacker/JavaSec
- https://github.com/mishmashclone/GrrrDog-Java-Deserialization-Cheat-Sheet