{"id":"CVE-2021-33149","aliases":["EUVD-2021-19864","GHSA-m6p5-m5xh-8xgm"],"status":"published","title":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to...","description":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.","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","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00252,"percentile":0.16833,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-203"],"published":"2022-05-12T16:36:05Z","modified":"2026-06-17T03:54:16Z","products":[{"vendor":"intel","product":"atom_processors_firmware"},{"vendor":"intel","product":"celeron_processors_firmware"},{"vendor":"intel","product":"core_processors_firmware"},{"vendor":"intel","product":"itanium_processors_firmware"},{"vendor":"intel","product":"pentium_processors_firmware"},{"vendor":"intel","product":"quark_soc_firmware"},{"vendor":"intel","product":"xeon_phi_processors_firmware"},{"vendor":"intel","product":"xeon_processors_firmware"}],"references":[{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00648.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20220818-0002/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33149"},{"url":"https://security.netapp.com/advisory/ntap-20220818-0002"},{"url":"https://github.com/advisories/GHSA-m6p5-m5xh-8xgm"}],"sources":{"cve":[{"id":"CVE-2021-33149","description":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.","status":"published","published":"2022-05-12T16:36:05Z","modified":"2025-05-05T16:47:30.822Z","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":"adp"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:33:10.555814Z"}],"euvd":[{"id":"EUVD-2021-19864","description":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.","status":"published","published":"2022-05-12T16:36:05Z","modified":"2025-05-05T16:47:30Z","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"}],"updated_at":"2026-11-02T20:32:56.053822Z"}],"ghsa":[{"id":"GHSA-m6p5-m5xh-8xgm","title":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to...","description":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.","status":"published","published":"2022-05-13T00:00:47Z","modified":"2025-05-05T18:32:00Z","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-203"],"updated_at":"2026-11-02T15:02:07.480076Z"}],"nvd":[{"id":"CVE-2021-33149","description":"Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.","status":"published","published":"2022-05-12T17:15:09.53Z","modified":"2026-06-17T03:54:16.683Z","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":"primary"},{"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":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:07:06.029737Z"}]}}