{"id":"CVE-2023-28602","aliases":["EUVD-2023-32272","GHSA-2c5r-8h52-phwr"],"status":"published","title":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic...","description":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic signature vulnerability.  A malicious user may potentially downgrade Zoom Client components to previous versions.","severity":{"version":"3.1","score":2.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00312,"percentile":0.2425,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2023-06-13T17:30:07Z","modified":"2026-06-17T05:48:21Z","products":[{"vendor":"zoom","product":"zoom"},{"vendor":"zoom video communications, inc.","product":"zoom for windows client"}],"references":[{"url":"https://explore.zoom.us/en/trust/security/security-bulletin/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28602"},{"url":"https://explore.zoom.us/en/trust/security/security-bulletin"},{"url":"https://github.com/advisories/GHSA-2c5r-8h52-phwr"}],"sources":{"cve":[{"id":"CVE-2023-28602","description":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic signature vulnerability.  A malicious user may potentially downgrade Zoom Client components to previous versions.","status":"published","published":"2023-06-13T17:30:07.51Z","modified":"2025-01-02T20:11:44.583Z","cvss":[{"version":"3.1","score":2.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:35:32.376766Z"}],"euvd":[{"id":"EUVD-2023-32272","description":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic signature vulnerability.  A malicious user may potentially downgrade Zoom Client components to previous versions.","status":"published","published":"2023-06-13T17:30:07Z","modified":"2025-01-02T20:11:44Z","cvss":[{"version":"3.1","score":2.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-03T00:04:27.4378Z"}],"ghsa":[{"id":"GHSA-2c5r-8h52-phwr","title":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic...","description":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic signature vulnerability.  A malicious user may potentially downgrade Zoom Client components to previous versions.","status":"published","published":"2023-06-13T18:30:40Z","modified":"2024-04-04T04:47:41Z","cvss":[{"version":"3.1","score":2.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:56:27.331112Z"}],"nvd":[{"id":"CVE-2023-28602","description":"Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic signature vulnerability.  A malicious user may potentially downgrade Zoom Client components to previous versions.","status":"published","published":"2023-06-13T18:15:21.683Z","modified":"2026-06-17T05:48:21.943Z","cvss":[{"version":"3.1","score":2.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:08:06.335469Z"}]}}