CVE-2025-20126

{"id": "CVE-2025-20126", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.2}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.2}]}, "published": "2025-01-08T16:15:38.357", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-thousandeyes-cert-pqtJUv9N", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in certification validation routines of Cisco ThousandEyes Endpoint Agent for macOS and RoomOS could allow an unauthenticated, remote attacker to intercept or manipulate metrics information.\r\n\r\nThis vulnerability exists because the affected software does not properly validate certificates for hosted metrics services. An on-path attacker could exploit this vulnerability by intercepting network traffic using a crafted certificate. A successful exploit could allow the attacker to masquerade as a trusted host and monitor or change communications between the remote metrics service and the vulnerable client."}, {"lang": "es", "value": "Una vulnerabilidad en certification validation routines de Cisco ThousandEyes Endpoint Agent para macOS y RoomOS podr\u00eda permitir que un atacante remoto no autenticado intercepte o manipule la informaci\u00f3n de m\u00e9tricas. Esta vulnerabilidad existe porque el software afectado no valida correctamente los certificados para los servicios de m\u00e9tricas alojados. Un atacante en ruta podr\u00eda aprovechar esta vulnerabilidad interceptando el tr\u00e1fico de red mediante un certificado manipulado. Una explotaci\u00f3n exitosa podr\u00eda permitir al atacante hacerse pasar por un host confiable y monitorear o cambiar las comunicaciones entre el servicio de m\u00e9tricas remoto y el cliente vulnerable."}], "lastModified": "2025-07-22T15:33:29.487", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:thousandeyes_endpoint_agent:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "750FAF96-CB1C-4594-ADAD-1759E2814248", "versionEndExcluding": "1.206.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:thousandeyes_endpoint_agent:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "68F80C79-AA52-457E-806A-92B049076693", "versionEndExcluding": "1.207.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:roomos:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8F10D2C6-D629-45E1-966F-AB9EAB4EDB03"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "psirt@cisco.com"}