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To recover the respective RE needs to be restarted manually.\\n\\nThis issue only affects IPv4 but does not affect IPv6.\\nThis issue only affects TCP sessions established in-band (over an interface on an FPC) but not out-of-band (over the management ethernet port on the routing-engine).\\n\\nThis issue affects Junos OS Evolved:\u00a0\\n\\n  *  All versions before 21.4R3-S9-EVO,\\n  *  22.2 versions before 22.2R3-S4-EVO,\\n  *  22.4 version before 22.4R3-S3-EVO,\\n  *  23.2 versions before 23.2R2-S1-EVO,\\n  *  23.4 versions before 23.4R2-EVO.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de asignaci\u00f3n de recursos sin l\u00edmites o limitaci\u00f3n en el n\u00facleo de Juniper Networks Junos OS Evolved permite a un atacante no autenticado basado en la red provocar una denegaci\u00f3n de servicio (DoS). En casos espec\u00edficos, el estado de las sesiones TCP que se terminan no se borra, lo que con el tiempo conduce a un agotamiento de los recursos, lo que impide que se establezcan nuevas conexiones al plano de control. Un n\u00famero de conexiones en continuo aumento que se muestra mediante: user@host \u0026gt; show system connections es indicativo del problema. Para recuperarse, es necesario reiniciar manualmente el RE correspondiente. Este problema solo afecta a IPv4, pero no a IPv6. Este problema solo afecta a las sesiones TCP establecidas en banda (a trav\u00e9s de una interfaz en un FPC), pero no fuera de banda (a trav\u00e9s del puerto Ethernet de administraci\u00f3n en el motor de enrutamiento). Este problema afecta a Junos OS Evolved: * Todas las versiones anteriores a 21.4R3-S9-EVO, * Versiones 22.2 anteriores a 22.2R3-S4-EVO, * Versiones 22.4 anteriores a 22.4R3-S3-EVO, * Versiones 23.2 anteriores a 23.2R2-S1-EVO, * Versiones 23.4 anteriores a 23.4R2-EVO.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/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:Y/R:U/V:X/RE:M/U:X\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnerableSystemConfidentiality\":\"NONE\",\"vulnerableSystemIntegrity\":\"NONE\",\"vulnerableSystemAvailability\":\"HIGH\",\"subsequentSystemConfidentiality\":\"NONE\",\"subsequentSystemIntegrity\":\"NONE\",\"subsequentSystemAvailability\":\"LOW\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirements\":\"NOT_DEFINED\",\"integrityRequirements\":\"NOT_DEFINED\",\"availabilityRequirements\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnerableSystemConfidentiality\":\"NOT_DEFINED\",\"modifiedVulnerableSystemIntegrity\":\"NOT_DEFINED\",\"modifiedVulnerableSystemAvailability\":\"NOT_DEFINED\",\"modifiedSubsequentSystemConfidentiality\":\"NOT_DEFINED\",\"modifiedSubsequentSystemIntegrity\":\"NOT_DEFINED\",\"modifiedSubsequentSystemAvailability\":\"NOT_DEFINED\",\"safety\":\"NOT_DEFINED\",\"automatable\":\"YES\",\"recovery\":\"USER\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"MODERATE\",\"providerUrgency\":\"NOT_DEFINED\",\"baseScore\":8.7,\"baseSeverity\":\"HIGH\"}}],\"cvssMetricV31\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-770\"}]}],\"references\":[{\"url\":\"https://supportportal.juniper.net/JSA88132\",\"source\":\"sirt@juniper.net\"}]}}"
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