{"id":"CVE-2022-21917","aliases":["EUVD-2022-27073","GHSA-qvv4-v798-jwpm"],"status":"published","title":"HEVC Video Extensions Remote Code Execution Vulnerability","description":"HEVC Video Extensions Remote Code Execution Vulnerability","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.03836,"percentile":0.90202,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787","CWE-94"],"published":"2022-01-11T20:23:17Z","modified":"2026-06-17T04:27:16Z","products":[{"vendor":"microsoft","product":"hevc video extensions"},{"vendor":"microsoft","product":"hevc_video_extensions"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21917","tags":["vendor-advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21917","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2022/MNDT-2022-0008/MNDT-2022-0008.md","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21917"},{"url":"https://github.com/advisories/GHSA-qvv4-v798-jwpm"}],"sources":{"cve":[{"id":"CVE-2022-21917","title":"HEVC Video Extensions Remote Code Execution Vulnerability","description":"HEVC Video Extensions Remote Code Execution Vulnerability","status":"published","published":"2022-01-11T20:23:17Z","modified":"2025-01-02T18:22:36.667Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:28.707644Z"}],"euvd":[{"id":"EUVD-2022-27073","description":"HEVC Video Extensions Remote Code Execution Vulnerability","status":"published","published":"2022-01-11T20:23:17Z","modified":"2025-01-02T18:22:36Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T00:04:29.532536Z"}],"ghsa":[{"id":"GHSA-qvv4-v798-jwpm","title":"HEVC Video Extensions Remote Code Execution Vulnerability.","description":"HEVC Video Extensions Remote Code Execution Vulnerability.","status":"published","published":"2022-01-12T00:00:30Z","modified":"2024-11-14T21:32:57Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-94","CWE-787"],"updated_at":"2026-11-02T14:58:50.830346Z"}],"nvd":[{"id":"CVE-2022-21917","description":"HEVC Video Extensions Remote Code Execution Vulnerability","status":"published","published":"2022-01-11T21:15:13.36Z","modified":"2026-06-17T04:27:16.68Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:10.836864Z"}]}}