{"id":"CVE-2022-28761","aliases":["EUVD-2022-33200","GHSA-535x-2h8c-88m2"],"status":"published","title":"Zoom On-Premise Deployments: Improper Access Control","description":"Zoom On-Premise Meeting Connector MMR before version 4.8.20220916.131 contains an improper access control vulnerability. As a result, a malicious actor in a meeting or webinar they are authorized to join could prevent participants from receiving audio and video causing meeting disruptions.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00764,"percentile":0.55716,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2022-10-14T14:51:22Z","modified":"2026-06-17T04:38:58Z","products":[{"vendor":"zoom","product":"zoom_on-premise_meeting_connector_mmr"},{"vendor":"zoom video communications inc","product":"zoom on-premise meeting connector mmr"}],"references":[{"url":"https://explore.zoom.us/en/trust/security/security-bulletin/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-28761"},{"url":"https://github.com/advisories/GHSA-535x-2h8c-88m2"}],"sources":{"cve":[{"id":"CVE-2022-28761","title":"Zoom On-Premise Deployments: Improper Access Control","description":"Zoom On-Premise Meeting Connector MMR before version 4.8.20220916.131 contains an improper access control vulnerability. As a result, a malicious actor in a meeting or webinar they are authorized to join could prevent participants from receiving audio and video causing meeting disruptions.","status":"published","published":"2022-10-14T14:51:22.41Z","modified":"2025-05-14T14:59:05.098Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:34:39.233406Z"}],"euvd":[{"id":"EUVD-2022-33200","description":"Zoom On-Premise Meeting Connector MMR before version 4.8.20220916.131 contains an improper access control vulnerability. As a result, a malicious actor in a meeting or webinar they are authorized to join could prevent participants from receiving audio and video causing meeting disruptions.","status":"published","published":"2022-10-14T14:51:22Z","modified":"2025-05-14T14:59:05Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:47.93917Z"}],"ghsa":[{"id":"GHSA-535x-2h8c-88m2","title":"Zoom On-Premise Meeting Connector MMR before version 4.8.20220916.131 contains an improper access...","description":"Zoom On-Premise Meeting Connector MMR before version 4.8.20220916.131 contains an improper access control vulnerability. As a result, a malicious actor in a meeting or webinar they are authorized to join could prevent participants from receiving audio and video causing meeting disruptions.","status":"published","published":"2022-10-14T19:00:40Z","modified":"2023-01-31T05:07:50Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:49:17.497915Z"}],"nvd":[{"id":"CVE-2022-28761","description":"Zoom On-Premise Meeting Connector MMR before version 4.8.20220916.131 contains an improper access control vulnerability. As a result, a malicious actor in a meeting or webinar they are authorized to join could prevent participants from receiving audio and video causing meeting disruptions.","status":"published","published":"2022-10-14T15:15:16.677Z","modified":"2026-06-17T04:38:58.94Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:07:29.52424Z"}]}}