{"id":"CVE-2022-24477","aliases":["EUVD-2022-29358","GHSA-755m-fcp2-mgm7"],"status":"published","title":"Microsoft Exchange Server Elevation of Privilege Vulnerability","description":"Microsoft Exchange Server Elevation of Privilege Vulnerability","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02305,"percentile":0.83463,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-08-09T19:47:40Z","modified":"2026-06-17T04:31:55Z","products":[{"vendor":"microsoft","product":"exchange_server"},{"vendor":"microsoft","product":"microsoft exchange server 2013 cumulative update 23"},{"vendor":"microsoft","product":"microsoft exchange server 2016 cumulative update 22"},{"vendor":"microsoft","product":"microsoft exchange server 2016 cumulative update 23"},{"vendor":"microsoft","product":"microsoft exchange server 2019 cumulative update 11"},{"vendor":"microsoft","product":"microsoft exchange server 2019 cumulative update 12"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-24477","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-24477"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-24477"},{"url":"https://github.com/advisories/GHSA-755m-fcp2-mgm7"}],"sources":{"cve":[{"id":"CVE-2022-24477","title":"Microsoft Exchange Server Elevation of Privilege Vulnerability","description":"Microsoft Exchange Server Elevation of Privilege Vulnerability","status":"published","published":"2022-08-09T19:47:40Z","modified":"2025-01-02T19:34:20.501Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:34.576287Z"}],"euvd":[{"id":"EUVD-2022-29358","description":"Microsoft Exchange Server Elevation of Privilege Vulnerability","status":"published","published":"2022-08-09T19:47:40Z","modified":"2025-01-02T19:34:20Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T00:04:27.4378Z"}],"ghsa":[{"id":"GHSA-755m-fcp2-mgm7","title":"Microsoft Exchange Server Elevation of Privilege Vulnerability. This CVE ID is unique from CVE...","description":"Microsoft Exchange Server Elevation of Privilege Vulnerability. This CVE ID is unique from CVE-2022-21980, CVE-2022-24516.","status":"published","published":"2022-08-10T00:00:19Z","modified":"2023-06-09T05:01:29Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:54:38.89081Z"}],"nvd":[{"id":"CVE-2022-24477","description":"Microsoft Exchange Server Elevation of Privilege Vulnerability","status":"published","published":"2022-08-09T20:15:09.447Z","modified":"2026-06-17T04:31:55.053Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:07:24.750124Z"}]}}