CVE-2022-28749

CVE-2022-28749 is a medium-severity vulnerability in Zoom On-premise Meeting Connector Multimedia Router with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Zooms On-Premise Meeting Connector MMR before version 4.8.113.20220526 fails to properly check the permissions of a Zoom meeting attendee. As a result, a threat actor in the Zooms waiting room can join the meeting without the consent of the host.

Frequently asked questions

What is CVE-2022-28749?
Zooms On-Premise Meeting Connector MMR before version 4.8.113.20220526 fails to properly check the permissions of a Zoom meeting attendee. As a result, a threat actor in the Zooms waiting room can join the meeting without the consent of the host.
How severe is CVE-2022-28749?
CVE-2022-28749 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-28749 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28749?
CVE-2022-28749 affects Zoom On-premise Meeting Connector Multimedia Router. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28749?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-28749 published?
CVE-2022-28749 was published on 2022-06-15 and last updated on 2026-06-17.

References

Affected products (1)