2025-03-02 03:03:52 +00:00

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{
"id": "CVE-2024-47489",
"sourceIdentifier": "sirt@juniper.net",
"published": "2024-10-11T16:15:08.533",
"lastModified": "2024-11-21T09:39:49.923",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An Improper Handling of Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of the Juniper Networks Junos OS Evolved on ACX Series devices allows an unauthenticated, network based attacker sending specific transit protocol traffic to cause a partial Denial of Service (DoS) to downstream devices.\n\nReceipt of specific transit protocol packets is incorrectly processed by the Routing Engine (RE), filling up the DDoS protection queue which is shared between routing protocols.\u00a0This influx of transit protocol packets causes DDoS protection violations,\u00a0resulting in protocol flaps which can affect connectivity to networking devices.\n\nThis issue affects both IPv4 and IPv6. This issue does not require any specific routing protocol to be configured or enabled.\n\nThe following commands can be used to monitor the DDoS protection queue:\n\n\u00a0 \u00a0 \u00a0 \u00a0labuser@re0> show evo-pfemand host pkt-stats\n\n\u2003\u2003\u00a0 labuser@re0> show host-path ddos all-policers\n\nThis issue affects Junos OS Evolved:\u00a0\n\n\n\n * All versions before 21.4R3-S8-EVO,\u00a0\n * from 22.2 before 22.2R3-S4-EVO,\u00a0\n * from 22.3 before 22.3R3-S4-EVO,\u00a0\n * from 22.4 before 22.4R3-S3-EVO,\u00a0\n * from 23.2 before 23.2R2-EVO,\u00a0\n * from 23.4 before 23.4R1-S1-EVO, 23.4R2-EVO,\u00a0\n * from 24.2 before 24.2R2-EVO."
},
{
"lang": "es",
"value": "Una vulnerabilidad de manejo inadecuado de condiciones excepcionales en el motor de reenv\u00edo de paquetes (pfe) del sistema operativo Juniper Networks Junos OS Evolved en los dispositivos de la serie ACX permite que un atacante no autenticado basado en la red env\u00ede tr\u00e1fico de protocolo de tr\u00e1nsito espec\u00edfico para provocar una denegaci\u00f3n de servicio (DoS) parcial a los dispositivos de bajada. El motor de enrutamiento (RE) procesa incorrectamente la recepci\u00f3n de paquetes de protocolo de tr\u00e1nsito espec\u00edfico, lo que llena la cola de protecci\u00f3n DDoS que se comparte entre los protocolos de enrutamiento. Esta afluencia de paquetes de protocolo de tr\u00e1nsito provoca violaciones de la protecci\u00f3n DDoS, lo que da como resultado fluctuaciones de protocolo que pueden afectar la conectividad a los dispositivos de red. Este problema afecta tanto a IPv4 como a IPv6. Este problema no requiere que se configure o habilite ning\u00fan protocolo de enrutamiento espec\u00edfico. Los siguientes comandos se pueden utilizar para monitorear la cola de protecci\u00f3n DDoS: labuser@re0> show evo-pfemand host pkt-stats labuser@re0> show host-path ddos all-policers Este problema afecta a Junos OS Evolved: * Todas las versiones anteriores a 21.4R3-S8-EVO, * desde 22.2 hasta 22.2R3-S4-EVO, * desde 22.3 hasta 22.3R3-S4-EVO, * desde 22.4 hasta 22.4R3-S3-EVO, * desde 23.2 hasta 23.2R2-EVO, * desde 23.4 hasta 23.4R1-S1-EVO, 23.4R2-EVO, * desde 24.2 hasta 24.2R2-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:L/VA:N/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:X/U:X",
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "LOW",
"vulnAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "LOW",
"exploitMaturity": "NOT_DEFINED",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "AUTOMATIC",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"cvssMetricV31": [
{
"source": "sirt@juniper.net",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L",
"baseScore": 5.8,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "LOW"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4
}
]
},
"weaknesses": [
{
"source": "sirt@juniper.net",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-755"
}
]
}
],
"references": [
{
"url": "https://supportportal.juniper.net/",
"source": "sirt@juniper.net"
}
]
}