{"id":"CVE-2024-20662","aliases":["EUVD-2024-18377","GHSA-5x77-x3qm-5v2f"],"status":"published","title":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","description":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01921,"percentile":0.80093,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-843"],"published":"2024-01-09T17:57:03Z","modified":"2026-06-17T07:07:34Z","products":[{"vendor":"microsoft","product":"windows server 2008  service pack 2"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1 (server core installation)"},{"vendor":"microsoft","product":"windows server 2008 service pack 2"},{"vendor":"microsoft","product":"windows server 2008 service pack 2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2022, 23h2 edition (server core installation)"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2022_23h2"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20662","tags":["vendor-advisory","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-20662"},{"url":"https://github.com/advisories/GHSA-5x77-x3qm-5v2f"}],"sources":{"cve":[{"id":"CVE-2024-20662","title":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","description":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","status":"published","published":"2024-01-09T17:57:03.649Z","modified":"2025-05-03T01:46:45.136Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:33:56.868512Z"}],"euvd":[{"id":"EUVD-2024-18377","description":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","status":"published","published":"2024-01-09T17:57:03Z","modified":"2025-05-03T01:46:45Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T20:51:53.049769Z"}],"ghsa":[{"id":"GHSA-5x77-x3qm-5v2f","title":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","description":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","status":"published","published":"2024-01-09T18:30:28Z","modified":"2024-04-11T21:30:44Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:57:10.781816Z"}],"nvd":[{"id":"CVE-2024-20662","description":"Windows Online Certificate Status Protocol (OCSP) Information Disclosure Vulnerability","status":"published","published":"2024-01-09T18:15:49.447Z","modified":"2026-06-17T07:07:34.383Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:09:30.070039Z"}]}}