{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-15679","assignerOrgId":"5bcc34ac-0282-4e8a-96fc-046c583d3048","state":"PUBLISHED","assignerShortName":"Bull","dateReserved":"2026-08-04T11:26:59.448Z","datePublished":"2026-09-11T08:02:03.465Z","dateUpdated":"2026-09-11T15:25:17.549Z"},"containers":{"cna":{"providerMetadata":{"orgId":"5bcc34ac-0282-4e8a-96fc-046c583d3048","shortName":"Bull","dateUpdated":"2026-09-11T13:15:43.199Z"},"title":"BMC root account active without password on BullSequana XH3406 and XH3515","datePublic":"2026-09-11T08:01:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-258","description":"CWE-258 Empty password in configuration file","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-70","descriptions":[{"lang":"en","value":"CAPEC-70 Try Common or Default Usernames and Passwords"}]}],"affected":[{"vendor":"Bull","product":"BullSequana XH3406","versions":[{"status":"affected","version":"0","lessThan":"TS 04.05","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"Bull","product":"BullSequana XH3515","versions":[{"status":"affected","version":"0","lessThan":"TS 43.01","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Under certain circumstances such as reset to factory default operation, the BMC root account is made active without a password on BullSequana XH3406 and XH3515.","supportingMedia":[{"type":"text/html","base64":false,"value":"Under certain circumstances such as reset to factory default operation, the BMC root account is made active without a password on BullSequana XH3406 and XH3515."}]}],"references":[{"url":"https://myatos.my.site.com/psmcustomer/s/contentdocument/069ci00000eNzLYAA0","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"LOW","exploitMaturity":"PROOF_OF_CONCEPT","Safety":"PRESENT","Automatable":"NO","Recovery":"USER","valueDensity":"CONCENTRATED","vulnerabilityResponseEffort":"LOW","providerUrgency":"CLEAR","version":"4.0","baseSeverity":"HIGH","baseScore":7.3,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:P/S:P/AU:N/R:U/V:C/RE:L/U:Clear"}}],"configurations":[{"lang":"en","value":"Reset to factory default operation.","supportingMedia":[{"type":"text/html","base64":false,"value":"Reset to factory default operation."}]}],"solutions":[{"lang":"en","value":"Apply one of the fixed Technical state mentionned above.","supportingMedia":[{"type":"text/html","base64":false,"value":"<div><div>Apply one of the fixed Technical state mentionned above.<div><div></div></div></div></div><br>"}]}],"source":{"advisory":"PSIRT-2066","discovery":"INTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-11T15:23:45.592824Z","id":"CVE-2025-15679","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-11T15:25:17.549Z"}}]}}