{"id":"CVE-2026-18450","state":"PUBLISHED","title":"Supermicro BMC  contains Unprotected IPMI Commands Accepted on Active RMCP+ Sessions vulnerability","description":"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.","publishedAt":"2026-10-27T07:46:02.598Z","updatedAt":"2026-10-27T07:46:02.598Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"Supermicro"},"assigner":"Supermicro","products":["SMCI X12SPI"],"affected":[{"vendor":"SMCI","product":"X12SPI","defaultStatus":"unaffected","versions":[{"version":"01.07.20","status":"affected","versionType":"custom"}],"platforms":["BMC"]}],"references":["https://www.supermicro.com/en/support/security_BMC_IPMI_Oct_2026_1"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18450.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18450","state":"PUBLISHED","datePublished":"2026-10-27T07:46:02.598Z","dateUpdated":"2026-10-27T07:46:02.598Z","assignerShortName":"Supermicro","assignerOrgId":"def9a96e-e099-41a9-bfac-30fd4f82c411","dateReserved":"2026-07-31T05:37:15.403Z"},"containers":{"cna":{"title":"Supermicro BMC  contains Unprotected IPMI Commands Accepted on Active RMCP+ Sessions vulnerability","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."}],"affected":[{"vendor":"SMCI","product":"X12SPI","defaultStatus":"unaffected","versions":[{"version":"01.07.20","status":"affected","versionType":"custom"}],"platforms":["BMC"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","lang":"en","description":"CWE-306: Missing Authentication for Critical Function","type":"CWE"}]}],"providerMetadata":{"shortName":"Supermicro","orgId":"def9a96e-e099-41a9-bfac-30fd4f82c411","dateUpdated":"2026-10-27T07:46:02.598Z"},"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115: Authentication Bypass"}]}],"credits":[{"lang":"en","value":"runZero","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}}}}}