# Exploit Title: ShoreTel Conferencing 19.46.1802.0 - Reflected Cross-Site Scripting# Date: 11/8/2020# Exploit Author: Joe Helle# Vendor Homepage: https://www.mitel.com/articles/what-happened-shoretel-products# Version: 19.46.1802.0# Tested on: Linux# CVE: 2020-28351
PoC:
The conferencing component on Mitel ShoreTel 19.46.1802.0 devices could
allow an unauthenticated attacker to conduct a reflected cross-site
scripting attack (XSS) via the PATH_INFO to index.php, due to insufficient
validation for the time_zone objectin the HOME_MEETING& page.
Vulnerable payload
/index.php/%22%20onmouseover=alert(document.domain)%20?page=HOME
Vulnerability isin the HOME_MEETINGS& page, where a time_zone dropdown
objectis located. Upon executing the payload, the exploit executes when
the mouse is rolled over the dropdown menu object.
https://github.com/dievus/CVE-2020-28351