CVE-2025-52947

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This issue is seen only when 'hot-standby' mode is configured for the L2 circuit.\n\nThis issue affects Junos OS on ACX1000, ACX1100, ACX2000, ACX2100, ACX2200, ACX4000, ACX5048, and ACX5096:\u00a0\n\n\n\n * all versions before 21.2R3-S9."}, {"lang": "es", "value": "Una vulnerabilidad de Manejo Inadecuado de Condiciones Excepcionales en el procesamiento de rutas de Juniper Networks Junos OS en plataformas espec\u00edficas de la serie ACX al final de su vida \u00fatil (EOL) permite a un atacante bloquear la placa del motor de reenv\u00edo (FEB) mediante la fluctuaci\u00f3n de una interfaz, lo que provoca una denegaci\u00f3n de servicio (DoS). En los dispositivos ACX1000, ACX1100, ACX2000, ACX2100, ACX2200, ACX4000, ACX5048 y ACX5096, FEB0 se bloquea cuando falla el puerto de ruta principal del protocolo de puerta de enlace interior (IGP) del circuito L2 del dispositivo local. Este problema solo se observa cuando se configura el modo de espera activa para el circuito L2. Este problema afecta a Junos OS en ACX1000, ACX1100, ACX2000, ACX2100, ACX2200, ACX4000, ACX5048 y ACX5096: * todas las versiones anteriores a 21.2R3-S9."}], "id": "CVE-2025-52947", "lastModified": "2026-06-17T09:37:18.720", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "AUTOMATIC", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "GREEN", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:A/V:X/RE:M/U:Green", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "MODERATE"}, "source": "sirt@juniper.net", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-52947", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-07-11T15:25:03.681598Z", "version": "2.0.3"}}]}, "published": "2025-07-11T15:15:25.000", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA100051"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-755"}], "source": "sirt@juniper.net", "type": "Secondary"}]}

{}

{"created": "2025-07-12T23:05:37.546493+00:00", "updated": "2025-07-12T23:05:37.546565+00:00", "vendors": ["juniper_networks", "juniper_networks$PRODUCT$junos_os"]}