PT-2022-19209 · Zoom · Zoom On-Premise Meeting Connector Mmr

Published 2022-08-11 · Updated 2023-06-28 · CVE-2022-28753

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Zoom On-Premise Meeting Connector MMR versions prior to 4.8.129.20220714

Description The issue allows a malicious actor to join a meeting without appearing to other participants, admit themselves from the waiting room, become the host, and cause meeting disruptions due to improper access control.

Recommendations For versions prior to 4.8.129.20220714, update to version 4.8.129.20220714 or later to resolve the issue. As a temporary workaround, consider restricting access to meeting controls and waiting room management to minimize the risk of exploitation.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2022-28753

Affected Products

Zoom On-Premise Meeting Connector Mmr

References · 4

• https://explore.zoom.us/en/trust/security/security-bulletin · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-28753 · Security Note
• https://osv.dev/vulnerability/CVE-2022-28753 · Vendor Advisory
• https://t.me/cibsecurity/47995 · Telegram Post