How severe is CVE-2022-22783?

CVE-2022-22783 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-2022-22783 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-22783?

CVE-2022-22783 primarily affects Zoom Zoom On-premise Meeting Connector Controller. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-22783?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-22783 published?

CVE-2022-22783 was published on 2022-04-28 and last updated on 2026-06-17.

CVE-2022-22783

CVE-2022-22783 is a medium-severity vulnerability in Zoom Zoom On-premise Meeting Connector Controller 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

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Zoom Zoom On-premise Meeting Connector Controller
Published: 2022-04-28
Last modified: 2026-06-17

Description

A vulnerability in Zoom On-Premise Meeting Connector Controller version 4.8.102.20220310 and On-Premise Meeting Connector MMR version 4.8.102.20220310 exposes process memory fragments to connected clients, which could be observed by a passive attacker.

Frequently asked questions

What is CVE-2022-22783?: A vulnerability in Zoom On-Premise Meeting Connector Controller version 4.8.102.20220310 and On-Premise Meeting Connector MMR version 4.8.102.20220310 exposes process memory fragments to connected clients, which could be observed by a passive attacker.
How severe is CVE-2022-22783?: CVE-2022-22783 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-2022-22783 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-22783?: CVE-2022-22783 primarily affects Zoom Zoom On-premise Meeting Connector Controller. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-22783?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-22783 published?: CVE-2022-22783 was published on 2022-04-28 and last updated on 2026-06-17.

References

https://explore.zoom.us/en/trust/security/security-bulletin/

Affected products (2)

cpe:2.3:a:zoom:zoom_on-premise_meeting_connector_controller:4.8.102.20220310:*:*:*:*:*:*:*
cpe:2.3:a:zoom:zoom_on-premise_meeting_connector_mmr:4.8.102.20220310:*:*:*:*:*:*:*

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