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This issue occurs when proxy-generate route-target filtering is enabled, and certain proxy-route add and delete events are happening. This issue affects: Juniper Networks Junos OS All versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R2-S13, 17.4R3-S4; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R1-S8, 18.4R2-S8, 18.4R3-S6; 19.1 versions prior to 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R2-S6, 19.3R3-S1; 19.4 versions prior to 19.4R1-S4, 19.4R2-S4, 19.4R3; 20.1 versions prior to 20.1R2; 20.2 versions prior to 20.2R2; 20.3 versions prior to 20.3R1-S2, 20.3R2. Juniper Networks Junos OS Evolved All versions prior to 20.1R3-EVO; 20.2 versions prior to 20.2R3-EVO; 20.3 versions prior to 20.3R2-EVO."}, {"lang": "es", "value": "Una vulnerabilidad de Operaci\u00f3n en un Recurso despu\u00e9s de su Caducidad o Liberaci\u00f3n en el Demonio de Protocolo de Enrutamiento (RPD) de Juniper Networks Junos OS y Junos OS Evolved permite a un atacante no autenticado basado en la red con una sesi\u00f3n BGP establecida causar una Denegaci\u00f3n de Servicio (DoS). Este problema es producido cuando est\u00e1 habilitado el filtrado de rutas proxy-generadas y son producidos determinados eventos de adici\u00f3n y eliminaci\u00f3n de rutas proxy. Este problema afecta a: Juniper Networks Junos OS Todas las versiones anteriores a 17.3R3-S11; 17.4 versiones anteriores a 17.4R2-S13, 17.4R3-S4; 18.3 versiones anteriores a 18.3R3-S4; 18.4 versiones anteriores a 18.4R1-S8, 18.4R2-S8, 18.4R3-S6; 19.1 versiones anteriores a 19.1R3-S4; 19. 2 versiones anteriores a 19.2R1-S6, 19.2R3-S2; 19.3 versiones anteriores a 19.3R2-S6, 19.3R3-S1; 19.4 versiones anteriores a 19.4R1-S4, 19.4R2-S4, 19.4R3; 20.1 versiones anteriores a 20.1R2; 20.2 versiones anteriores a 20.2R2; 20.3 versiones anteriores a 20.3R1-S2, 20.3R2. Juniper Networks Junos OS Evolved Todas las versiones anteriores a 20.1R3-EVO; 20.2 versiones anteriores a 20.2R3-EVO; 20.3 versiones anteriores a 20.3R2-EVO"}], "id": "CVE-2022-22197", "lastModified": "2024-11-21T06:46:22.357", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-04-14T16:15:08.597", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA69511"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA69511"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-672"}], "source": "sirt@juniper.net", "type": "Secondary"}]}

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