{"id":"CVE-2023-39204","aliases":["EUVD-2023-42938","GHSA-x25c-jx5r-5c87"],"status":"published","title":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of...","description":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01063,"percentile":0.65039,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-11-14T22:28:44Z","modified":"2026-06-17T06:11:45Z","products":[{"vendor":"zoom","product":"meetings"},{"vendor":"zoom","product":"rooms"},{"vendor":"zoom","product":"video_software_development_kit"},{"vendor":"zoom","product":"virtual_desktop_infrastructure"},{"vendor":"zoom","product":"zoom"},{"vendor":"zoom communications inc.","product":"zoom clients"},{"vendor":"zoom video communications, inc.","product":"zoom clients"}],"references":[{"url":"https://explore.zoom.us/en/trust/security/security-bulletin/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39204"},{"url":"https://github.com/advisories/GHSA-x25c-jx5r-5c87"}],"sources":{"cve":[{"id":"CVE-2023-39204","description":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.","status":"published","published":"2023-11-14T22:28:44.622Z","modified":"2024-08-29T15:20:45.432Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:33.462059Z"}],"euvd":[{"id":"EUVD-2023-42938","description":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.","status":"published","published":"2023-11-14T22:28:44Z","modified":"2024-08-29T15:20:45Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T00:56:07.856103Z"}],"ghsa":[{"id":"GHSA-x25c-jx5r-5c87","title":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of...","description":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.","status":"published","published":"2023-11-15T00:31:07Z","modified":"2023-11-15T00:31:08Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:55:02.324014Z"}],"nvd":[{"id":"CVE-2023-39204","description":"Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.","status":"published","published":"2023-11-14T23:15:08.687Z","modified":"2026-06-17T06:11:45.733Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:46.647045Z"}]}}