{"id":"CVE-2022-21877","aliases":["EUVD-2022-27033","GHSA-97fx-qgfq-8wqv"],"status":"published","title":"Storage Spaces Controller Information Disclosure Vulnerability","description":"Storage Spaces Controller Information Disclosure Vulnerability","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0294,"percentile":0.87216,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-125"],"published":"2022-01-11T20:22:45Z","modified":"2026-06-17T04:27:10Z","exploits":[{"source":"pocgithub","id":"Big5-sec/cve-2022-21877","title":"Big5-sec/cve-2022-21877","date":"2022-02-07","url":"https://github.com/Big5-sec/cve-2022-21877"}],"products":[{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 1909"},{"vendor":"microsoft","product":"windows 10 version 20h2"},{"vendor":"microsoft","product":"windows 10 version 21h1"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 11 version 21h2"},{"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 version 20h2"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_11"},{"vendor":"microsoft","product":"windows_server"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21877","tags":["vendor-advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21877","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-048/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21877"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-048"},{"url":"https://github.com/advisories/GHSA-97fx-qgfq-8wqv"}],"sources":{"cve":[{"id":"CVE-2022-21877","title":"Storage Spaces Controller Information Disclosure Vulnerability","description":"Storage Spaces Controller Information Disclosure Vulnerability","status":"published","published":"2022-01-11T20:22:45Z","modified":"2025-01-02T18:22:25.643Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-27033","description":"Storage Spaces Controller Information Disclosure Vulnerability","status":"published","published":"2022-01-11T20:22:45Z","modified":"2025-01-02T18:22:25Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:04:29.532536Z"}],"ghsa":[{"id":"GHSA-97fx-qgfq-8wqv","title":"Storage Spaces Controller Information Disclosure Vulnerability.","description":"Storage Spaces Controller Information Disclosure Vulnerability.","status":"published","published":"2022-01-12T00:00:54Z","modified":"2024-11-14T21:31:47Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:58:50.242407Z"}],"nvd":[{"id":"CVE-2022-21877","description":"Storage Spaces Controller Information Disclosure Vulnerability","status":"published","published":"2022-01-11T21:15:11.237Z","modified":"2026-06-17T04:27:10.383Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:C/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:07:10.836864Z"}]}}