{"id":"CVE-2025-9276","state":"PUBLISHED","title":"Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability","description":"Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. This vulnerability could allow remote attackers to bypass authentication on systems that use the affected version of the Cockroach Labs cockroach-k8s-request-cert container image.\n\nThe specific flaw exists within the configuration of the system shadow file. The issue results from a blank password setting for the root user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22195.","publishedAt":"2025-09-02T20:00:51.838Z","updatedAt":"2025-09-03T15:32:42.164Z","severity":{"score":9.8,"label":"Critical","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"zdi"},"assigner":"zdi","products":["Cockroach Labs cockroach-k8s-request-cert"],"affected":[{"vendor":"Cockroach Labs","product":"cockroach-k8s-request-cert","defaultStatus":"unknown","versions":[{"version":"cockroachdb/cockroach-k8s-request-cert:latest","status":"affected"}]}],"references":["https://www.zerodayinitiative.com/advisories/ZDI-25-855/"],"weaknesses":["CWE-258"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/9xxx/CVE-2025-9276.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-9276","state":"PUBLISHED","datePublished":"2025-09-02T20:00:51.838Z","dateUpdated":"2025-09-03T15:32:42.164Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2025-08-20T18:14:23.415Z"},"containers":{"cna":{"title":"Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability","descriptions":[{"lang":"en","value":"Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. This vulnerability could allow remote attackers to bypass authentication on systems that use the affected version of the Cockroach Labs cockroach-k8s-request-cert container image.\n\nThe specific flaw exists within the configuration of the system shadow file. The issue results from a blank password setting for the root user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22195."}],"affected":[{"vendor":"Cockroach Labs","product":"cockroach-k8s-request-cert","defaultStatus":"unknown","versions":[{"version":"cockroachdb/cockroach-k8s-request-cert:latest","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-855/","name":"ZDI-25-855","tags":["x_research-advisory"]}],"metrics":[{"format":"CVSS","cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-258","lang":"en","description":"CWE-258: Empty Password in Configuration File","type":"CWE"}]}],"providerMetadata":{"shortName":"zdi","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateUpdated":"2025-09-02T20:00:51.838Z"},"dateAssigned":"2025-08-20T18:14:23.444Z","datePublic":"2025-08-27T14:10:18.840Z","source":{"lang":"en","value":"Alfredo de Oliveira - Trend Micro Nebula Team"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-09-03T15:32:33.378336Z","id":"CVE-2025-9276","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-09-03T15:32:42.164Z"}}]}}}