Description
A remote code execution vulnerability in Mitel MiVoice Connect Client before 214.100.1223.0 could allow an attacker to execute arbitrary code in the chat notification window, due to improper rendering of chat messages. A successful exploit could allow an attacker to steal session cookies, perform directory traversal, and execute arbitrary scripts in the context of the Connect client.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.mitel.com/support/security-advisories
Vendor Advisory x_refsource_confirm
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0006
Scores
CVSS v3
8.8
EPSS
0.0306
EPSS Percentile
86.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-22
Status
published
Products (1)
mitel/mivoice_connect_client
< 214.100.1223.0
Published
Aug 26, 2020
Tracked Since
Feb 18, 2026