{"id":"CVE-2022-21233","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-21233","generatedAt":"2026-10-27T17:40:18.008Z","title":"Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","description":"Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.","published":"2022-08-18T20:15:10.000Z","lastModified":"2026-06-17T04:25:49.000Z","status":"Modified","sourceIdentifier":"secure@intel.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"cwe":[],"affected":["intel/pentium j4205 firmware","intel/pentium n4200 firmware","intel/pentium n4200e firmware","intel/celeron j3455 firmware","intel/celeron j3355 firmware","intel/celeron j3455e firmware","intel/celeron j3355e firmware","intel/celeron n3450 firmware","intel/celeron n3350 firmware","intel/celeron n3350e firmware","intel/atom x5-a3930 firmware","intel/atom x5-a3940 firmware","intel/atom x5-a3950 firmware","intel/atom x5-a3960 firmware","intel/atom x5-e3940 firmware","intel/atom x5-e3930 firmware","intel/atom x7-e3950 firmware","intel/atom c3308 firmware","intel/atom c3336 firmware","intel/atom c3338 firmware","intel/atom c3338r firmware","intel/atom c3436l firmware","intel/atom c3508 firmware","intel/atom c3538 firmware","intel/atom c3558 firmware","intel/atom c3558r firmware","intel/atom c3558rc firmware","intel/atom c3708 firmware","intel/atom c3750 firmware","intel/atom c3758 firmware","intel/atom c3758r firmware","intel/atom c3808 firmware","intel/atom c3830 firmware","intel/atom c3850 firmware","intel/atom c3858 firmware","intel/atom c3950 firmware","intel/atom c3958 firmware","intel/atom c3955 firmware","intel/xeon platinum 8300 firmware","intel/xeon gold 6300 firmware","intel/xeon gold 5300 firmware","intel/xeon silver 4300 firmware","intel/xeon d-1513n firmware","intel/xeon d-1518 firmware","intel/xeon d-1520 firmware","intel/xeon d-1521 firmware","intel/xeon d-1523n firmware","intel/xeon d-1524n firmware","intel/xeon d-1527 firmware","intel/xeon d-1528 firmware","intel/xeon d-1529 firmware","intel/xeon d-1531 firmware","intel/xeon d-1533n firmware","intel/xeon d-1537 firmware","intel/xeon d-1539 firmware","intel/xeon d-1540 firmware","intel/xeon d-1541 firmware","intel/xeon d-1543n firmware","intel/xeon d-1548 firmware","intel/xeon d-1553n firmware"],"epss":{"score":0.00326,"percentile":0.25464,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.33%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00000.html","source":"secure@intel.com"},{"url":"https://security.netapp.com/advisory/ntap-20220923-0002/","tags":["Third Party Advisory"],"source":"secure@intel.com"},{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html","tags":["Mitigation","Vendor Advisory"],"source":"secure@intel.com"},{"url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00000.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20220923-0002/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00657.html","tags":["Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-21233","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}