CVE-2025-20354

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An attacker could exploit this vulnerability by uploading a crafted file to an affected system through the Java RMI process. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root."}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cc-unauth-rce-QeN8h7mQ", "name": "cisco-sa-cc-unauth-rce-QeN8h7mQ"}], "exploits": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."}], "source": {"advisory": "cisco-sa-cc-unauth-rce-QeN8h7mQ", "discovery": "EXTERNAL", "defects": ["CSCwq36528"]}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "Unrestricted Upload of File with Dangerous Type", "type": "cwe", "cweId": "CWE-434"}]}], "affected": [{"vendor": "Cisco", "product": "Cisco Unified Contact Center Express", "versions": [{"version": "10.5(1)SU1", "status": "affected"}, {"version": "10.6(1)", "status": "affected"}, {"version": "11.6(1)", "status": "affected"}, {"version": "10.6(1)SU1", "status": "affected"}, {"version": "10.6(1)SU3", "status": "affected"}, {"version": "11.6(2)", "status": "affected"}, {"version": "12.0(1)", "status": "affected"}, {"version": "11.0(1)SU1", "status": "affected"}, {"version": "11.5(1)SU1", "status": "affected"}, {"version": "10.5(1)", "status": "affected"}, {"version": "12.5(1)", "status": "affected"}, {"version": "12.5(1)SU1", "status": "affected"}, {"version": "12.5(1)SU2", "status": "affected"}, {"version": "12.5(1)SU3", "status": "affected"}, {"version": "12.5(1)_SU03_ES01", "status": "affected"}, {"version": "12.5(1)_SU03_ES02", "status": "affected"}, {"version": "12.5(1)_SU02_ES03", "status": "affected"}, {"version": "12.5(1)_SU02_ES04", "status": "affected"}, {"version": "12.5(1)_SU02_ES02", "status": "affected"}, {"version": "12.5(1)_SU01_ES02", "status": "affected"}, {"version": "12.5(1)_SU01_ES03", "status": "affected"}, {"version": "12.5(1)_SU02_ES01", "status": "affected"}, {"version": "11.6(2)ES07", "status": "affected"}, {"version": "11.6(2)ES08", "status": "affected"}, {"version": "12.5(1)_SU01_ES01", "status": "affected"}, {"version": "12.0(1)ES04", "status": "affected"}, {"version": "12.5(1)ES02", "status": "affected"}, {"version": "12.5(1)ES03", "status": "affected"}, {"version": "11.6(2)ES06", "status": "affected"}, {"version": "12.5(1)ES01", "status": "affected"}, {"version": "12.0(1)ES03", "status": "affected"}, {"version": "12.0(1)ES01", "status": "affected"}, {"version": "11.6(2)ES05", "status": "affected"}, {"version": "12.0(1)ES02", "status": "affected"}, {"version": "11.6(2)ES04", "status": "affected"}, {"version": "11.6(2)ES03", "status": "affected"}, {"version": "11.6(2)ES02", "status": "affected"}, {"version": "11.6(2)ES01", "status": "affected"}, {"version": "10.6(1)SU3ES03", "status": "affected"}, {"version": "11.0(1)SU1ES03", "status": "affected"}, {"version": "10.6(1)SU3ES01", "status": "affected"}, {"version": "10.5(1)SU1ES10", "status": "affected"}, {"version": "11.5(1)SU1ES03", "status": "affected"}, {"version": "11.6(1)ES02", "status": "affected"}, {"version": "11.5(1)ES01", "status": "affected"}, {"version": "10.6(1)SU2", "status": "affected"}, {"version": "10.6(1)SU2ES04", "status": "affected"}, {"version": "11.6(1)ES01", "status": "affected"}, {"version": "10.6(1)SU3ES02", "status": "affected"}, {"version": "11.5(1)SU1ES02", "status": "affected"}, {"version": "11.5(1)SU1ES01", "status": "affected"}, {"version": "11.0(1)SU1ES02", "status": "affected"}, {"version": "12.5(1)_SU03_ES03", "status": "affected"}, {"version": "12.5(1)_SU03_ES04", "status": "affected"}, {"version": "12.5(1)_SU03_ES05", "status": "affected"}, {"version": "UCCX 15.0.1", "status": "affected"}, {"version": "12.5(1)_SU03_ES06", "status": "affected"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2025-11-05T16:31:14.821Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-20354", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-11-06T04:55:43.370246Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-03T22:02:53.256Z"}}]}}

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An attacker could exploit this vulnerability by uploading a crafted file to an affected system through the Java RMI process. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root."}, {"lang": "es", "value": "Una vulnerabilidad en el proceso Java Remote Method Invocation (RMI) de Cisco Unified CCX podr\u00eda permitir a un atacante remoto no autenticado cargar archivos arbitrarios y ejecutar comandos arbitrarios con permisos de root en un sistema afectado.\n\nEsta vulnerabilidad se debe a mecanismos de autenticaci\u00f3n inadecuados que est\u00e1n asociados a caracter\u00edsticas espec\u00edficas de Cisco Unified CCX. Un atacante podr\u00eda explotar esta vulnerabilidad cargando un archivo manipulado en un sistema afectado a trav\u00e9s del proceso Java RMI. Un exploit exitoso podr\u00eda permitir al atacante ejecutar comandos arbitrarios en el sistema operativo subyacente y elevar privilegios a root."}], "id": "CVE-2025-20354", "lastModified": "2026-10-18T21:10:00.120", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "psirt@cisco.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-20354", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-11-06T04:55:43.370246Z", "version": "2.0.3"}}]}, "published": "2025-11-05T17:15:37.743", "references": [{"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cc-unauth-rce-QeN8h7mQ"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "psirt@cisco.com", "type": "Secondary"}]}

{}

{"created": "2025-11-06T10:07:05.004797+00:00", "updated": "2025-11-06T10:07:05.004823+00:00", "vendors": ["cisco", "cisco$PRODUCT$unified_contact_center_express"]}