{"id":"CVE-2022-23277","aliases":["EUVD-2022-28363","GHSA-364v-6m73-qv4g"],"status":"published","title":"Microsoft Exchange Server Remote Code Execution Vulnerability","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.41107,"percentile":0.98676,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2022-03-09T17:06:55Z","modified":"2026-06-17T04:29:46Z","exploits":[{"source":"metasploit","id":"exploit/windows/http/exchange_chainedserializationbinder_rce","title":"Microsoft Exchange Server ChainedSerializationBinder RCE","type":"exploit","platform":"Windows","date":"2021-12-09","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/http/exchange_chainedserializationbinder_rce"},{"source":"pocgithub","id":"7BitsTeam/CVE-2022-23277","title":"7BitsTeam/CVE-2022-23277","date":"2022-10-13","url":"https://github.com/7BitsTeam/CVE-2022-23277"}],"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 21"},{"vendor":"microsoft","product":"microsoft exchange server 2016 cumulative update 22"},{"vendor":"microsoft","product":"microsoft exchange server 2019 cumulative update 10"},{"vendor":"microsoft","product":"microsoft exchange server 2019 cumulative update 11"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-23277","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23277"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-23277"},{"url":"http://packetstormsecurity.com/files/168131/Microsoft-Exchange-Server-ChainedSerializationBinder-Remote-Code-Execution.html"},{"url":"https://github.com/advisories/GHSA-364v-6m73-qv4g"}],"sources":{"cve":[{"id":"CVE-2022-23277","title":"Microsoft Exchange Server Remote Code Execution Vulnerability","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2022-03-09T17:06:55Z","modified":"2025-07-08T15:31:45.744Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:29.842547Z"}],"euvd":[{"id":"EUVD-2022-28363","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2022-03-09T17:06:55Z","modified":"2025-07-08T15:31:45Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T20:32:12.052108Z"}],"ghsa":[{"id":"GHSA-364v-6m73-qv4g","title":"Microsoft Exchange Server Remote Code Execution Vulnerability.","description":"Microsoft Exchange Server Remote Code Execution Vulnerability.","status":"published","published":"2022-03-10T00:00:39Z","modified":"2023-06-29T03:30:23Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:54:39.908875Z"}],"nvd":[{"id":"CVE-2022-23277","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2022-03-09T17:15:11.113Z","modified":"2026-06-17T04:29:46.273Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:13.7085Z"}]}}