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interface definition code for aftman could read beyond a buffer boundary, leading to a stack-based buffer overflow.\nThis issue affects Junos OS on MX Series and EX9200-15C:\n\n\n * from 21.2 before 21.2R3-S1, \n * from 21.4 before 21.4R3, \n * from 22.1 before 22.1R2, \n * from 22.2 before 22.2R2;\u00a0\n\n\n\n\nThis issue does not affect:\n\n\n\n * versions of Junos OS prior to\u00a020.3R1;\n * any version of Junos OS 20.4."}, {"lang": "es", "value": "Una vulnerabilidad de lectura fuera de los l\u00edmites en el proceso avanzado de gesti\u00f3n de reenv\u00edo de Juniper Networks Junos OS en la serie MX con tarjetas de l\u00ednea MPC10E, MPC11, MX10K-LC9600, MX304 y EX9200-15C, puede permitir que un atacante aproveche un desbordamiento del b\u00fafer basado en la pila, lo que provocar\u00e1 un reinicio del FPC. A trav\u00e9s de la revisi\u00f3n del c\u00f3digo, se determin\u00f3 que el c\u00f3digo de definici\u00f3n de interfaz para aftman pod\u00eda leer m\u00e1s all\u00e1 del l\u00edmite del b\u00fafer, lo que provocaba un desbordamiento del b\u00fafer basado en pila. Este problema afecta a Junos OS en la serie MX y EX9200-15C: * desde 21.2 antes de 21.2R3-S1, * desde 21.4 antes de 21.4R3, * desde 22.1 antes de 22.1R2, * desde 22.2 antes de 22.2R2; Este problema no afecta a: * versiones de Junos OS anteriores a 20.3R1; * cualquier versi\u00f3n de Junos OS 20.4."}], "id": "CVE-2024-30401", "lastModified": "2026-01-23T16:12:00.117", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.2, "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": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/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:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2024-04-12T16:15:39.713", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA79110"}, {"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA79110"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "sirt@juniper.net", "type": "Secondary"}]}

{}