{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18450","assignerOrgId":"def9a96e-e099-41a9-bfac-30fd4f82c411","state":"PUBLISHED","assignerShortName":"Supermicro","dateReserved":"2026-07-31T05:37:15.403Z","datePublished":"2026-10-27T07:46:02.598Z","dateUpdated":"2026-10-27T07:46:02.598Z"},"containers":{"cna":{"providerMetadata":{"orgId":"def9a96e-e099-41a9-bfac-30fd4f82c411","shortName":"Supermicro","dateUpdated":"2026-10-27T07:46:02.598Z"},"title":"Supermicro BMC  contains Unprotected IPMI Commands Accepted on Active RMCP+ Sessions vulnerability","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-306","description":"CWE-306: Missing Authentication for Critical Function","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115: Authentication Bypass"}]}],"affected":[{"vendor":"SMCI","product":"X12SPI","platforms":["BMC"],"versions":[{"status":"affected","version":"01.07.20","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The BMC does not correctly enforce integrity and encryption requirements for IPMI commands. An attacker may be able to craft packets that execute arbitrary commands on an active session.","supportingMedia":[{"type":"text/html","base64":false,"value":"The BMC does not correctly enforce integrity and encryption requirements for IPMI commands. An attacker may be able to craft packets that execute arbitrary commands on an active session."}]}],"references":[{"url":"https://www.supermicro.com/en/support/security_BMC_IPMI_Oct_2026_1"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"CRITICAL","baseScore":9.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}],"credits":[{"lang":"en","value":"runZero","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}}}}