cve/2023/CVE-2023-3569.md

### [CVE-2023-3569](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3569)
![](https://img.shields.io/static/v1?label=Product&message=CLOUD%20CLIENT%201101T-TX%2FTX&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=TC%20CLOUD%20CLIENT%201002-4G%20ATT&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=TC%20CLOUD%20CLIENT%201002-4G%20VZW&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=TC%20CLOUD%20CLIENT%201002-4G&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=TC%20ROUTER%203002T-4G%20ATT&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=TC%20ROUTER%203002T-4G%20VZW&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=TC%20ROUTER%203002T-4G&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0%3C%202.06.10%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=0%3C%202.07.2%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-776%20Improper%20Restriction%20of%20Recursive%20Entity%20References%20in%20DTDs%20('XML%20Entity%20Expansion')&color=brighgreen)

### Description

In PHOENIX CONTACTs TC ROUTER and TC CLOUD CLIENT in versions prior to 2.07.2  as well as CLOUD CLIENT 1101T-TX/TX prior to 2.06.10 an authenticated remote attacker with admin privileges could upload a crafted XML file which causes a denial-of-service.

### POC

#### Reference
- http://packetstormsecurity.com/files/174152/Phoenix-Contact-TC-Cloud-TC-Router-2.x-XSS-Memory-Consumption.html
- http://seclists.org/fulldisclosure/2023/Aug/12

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