cve/2017/CVE-2017-5644.md

### [CVE-2017-5644](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5644)
![](https://img.shields.io/static/v1?label=Product&message=Apache%20POI&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=XXE&color=brighgreen)

### Description

Apache POI in versions prior to release 3.15 allows remote attackers to cause a denial of service (CPU consumption) via a specially crafted OOXML file, aka an XML Entity Expansion (XEE) attack.

### POC

#### Reference
- https://www.oracle.com/security-alerts/cpuoct2020.html

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