Exploit Title: Neoscreen Cross-site scripting
Product: Neoscreen by Cube Digital Media
Vulnerable Versions: 4.5 and all previous versions
Tested Version: 4.5
Advisory Publication: July 24, 2016
Vulnerability Type: Cross-Site Scripting [CWE-79]
CVE Reference: NONE
Credit: Alex Haynes

Advisory Details:


(1) Vendor & Product Description
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Vendor:
Cube Digital Media

Product & Version:
Neoscreen digital signage software v4.5

Vendor URL & Download:
http://www.cube-display.fr

Product Description:
"Neoscreen is an innovative, scalable and particularly powerful communication system. 
With just a few clicks, you can control all your dynamic display screens from your PC, wherever they may be in the world. "


(2) Vulnerability Details:
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Several URL's in the management software are vulnerable to Cross-site scripting (XSS) attacks.

Proof of concept:

http://neoscreen/cubelocal//include/session_login.asp?errcode=<script>alert(1)</script>


(3) Advisory Timeline:
----------------------
25/01/2016 - First Contact: vendor responds saying they are working on fix
24/02/2016 - Follow up e-mail to request fix timeline. No vendor response.
03/03/2016 - Follow up e-mail to request fix timeline. No vendor response.
04/03/2016 - Vendor responds saying fix will be available 14/03/2016.


(4)Solution:
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Upgrade to version 5.0


(5) Credits:
------------
Discovered by Alex Haynes