PT-2020-16642 · Mitel · Mitel Businesscti Enterprise Client

Published 2020-12-18 · Updated 2020-12-21 · CVE-2020-27154

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Mitel BusinessCTI Enterprise (MBC-E) Client for Windows versions prior to 6.4.11 Mitel BusinessCTI Enterprise (MBC-E) Client for Windows versions 7.x prior to 7.0.3

Description The issue is related to improper input validation in the chat window, allowing an attacker to send arbitrary code and potentially gain access to user information and application data. A successful exploit could allow an attacker to view sensitive data.

Recommendations For versions prior to 6.4.11, update to version 6.4.11 or later to resolve the issue. For versions 7.x prior to 7.0.3, update to version 7.0.3 or later to resolve the issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2020-27154

Affected Products

Mitel Businesscti Enterprise Client

References · 4

• https://osv.dev/vulnerability/CVE-2020-27154 · Vendor Advisory
• https://mitel.com/support/security-advisories · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27154 · Security Note
• https://t.me/cvenotify/7450 · Telegram Post