{"id":"CVE-2025-55109","state":"PUBLISHED","title":"BMC Control-M/Agent default SSL/TLS configuration authenticated bypass","description":"An authentication bypass vulnerability exists in the out-of-support Control-M/Agent versions 9.0.18 to 9.0.20 and potentially earlier unsupported versions when using an empty or default kdb keystore or a default PKCS#12 keystore. A remote attacker with access to a signed third-party or demo certificate for client authentication can bypass the need for a certificate signed by the certificate authority of the organization during authentication on the Control-M/Agent.\n\nThe Control-M/Agent contains hardcoded certificates which are only trusted as fallback if an empty kdb keystore is used; they are never trusted if a PKCS#12 keystore is used. All of these certificates are now expired.\n\n\nIn addition, the Control-M/Agent default kdb and PKCS#12 keystores contain trusted third-party certificates (external recognized CAs and default self-signed demo certificates) which are trusted for client authentication.","publishedAt":"2025-09-16T12:14:36.357Z","updatedAt":"2026-02-26T17:48:32.752Z","severity":{"score":9.5,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","source":"airbus"},"assigner":"airbus","products":["BMC Control-M/Agent"],"affected":[{"vendor":"BMC","product":"Control-M/Agent","defaultStatus":"affected","versions":[{"version":"9.0.21","status":"unaffected","versionType":"semver"},{"version":"9.0.20","status":"affected","versionType":"semver"},{"version":"9.0.19","status":"affected","versionType":"semver"},{"version":"9.0.18","status":"affected","versionType":"semver"}]}],"references":["https://bmcapps.my.site.com/casemgmt/sc_KnowledgeArticle?sfdcid=000442099","https://bmcapps.my.site.com/casemgmt/sc_KnowledgeArticle?sfdcid=000441963"],"weaknesses":["CWE-295"],"ingestedAt":"2026-10-29T20:09:31.862Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/55xxx/CVE-2025-55109.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-55109","state":"PUBLISHED","datePublished":"2025-09-16T12:14:36.357Z","dateUpdated":"2026-02-26T17:48:32.752Z","assignerShortName":"airbus","assignerOrgId":"24a3c815-5f22-4d74-967a-30958d6466f4","dateReserved":"2025-08-07T07:23:59.125Z"},"containers":{"cna":{"title":"BMC Control-M/Agent default SSL/TLS configuration authenticated bypass","descriptions":[{"lang":"en","value":"An authentication bypass vulnerability exists in the out-of-support Control-M/Agent versions 9.0.18 to 9.0.20 and potentially earlier unsupported versions when using an empty or default kdb keystore or a default PKCS#12 keystore. A remote attacker with access to a signed third-party or demo certificate for client authentication can bypass the need for a certificate signed by the certificate authority of the organization during authentication on the Control-M/Agent.\n\nThe Control-M/Agent contains hardcoded certificates which are only trusted as fallback if an empty kdb keystore is used; they are never trusted if a PKCS#12 keystore is used. All of these certificates are now expired.\n\n\nIn addition, the Control-M/Agent default kdb and PKCS#12 keystores contain trusted third-party certificates (external recognized CAs and default self-signed demo certificates) which are trusted for client authentication."}],"affected":[{"vendor":"BMC","product":"Control-M/Agent","defaultStatus":"affected","versions":[{"version":"9.0.21","status":"unaffected","versionType":"semver"},{"version":"9.0.20","status":"affected","versionType":"semver"},{"version":"9.0.19","status":"affected","versionType":"semver"},{"version":"9.0.18","status":"affected","versionType":"semver"}]}],"references":[{"url":"https://bmcapps.my.site.com/casemgmt/sc_KnowledgeArticle?sfdcid=000442099","tags":["vendor-advisory"]},{"url":"https://bmcapps.my.site.com/casemgmt/sc_KnowledgeArticle?sfdcid=000441963","tags":["mitigation"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":9.5,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"airbus","orgId":"24a3c815-5f22-4d74-967a-30958d6466f4","dateUpdated":"2025-09-16T12:14:36.357Z"},"credits":[{"lang":"en","type":"finder","value":"Airbus SAS - Jean-Romain Garnier - seclab@airbus.com"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-55109","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-09-17T03:55:55.926080Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T17:48:32.752Z"}}]}}}