CVE-2017-2340

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{"affected": [{"affectedData": [{"product": "Junos OS on M/MX platforms where Enhanced Subscriber Management for DHCPv6 subscribers is configured", "vendor": "Juniper Networks", "versions": [{"status": "affected", "version": "15.1 releases from 15.1R3 to 15.1R4"}, {"status": "affected", "version": "16.1 prior to 16.1R3"}, {"status": "affected", "version": "16.2R1 and all subsequent releases have a resolution for this vulnerability"}, {"status": "affected", "version": "All releases prior to 15.1R3 are not affected."}]}], "source": "sirt@juniper.net"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:juniper:junos:15.1:r3:*:*:*:*:*:*", "matchCriteriaId": "C7620D01-1A6B-490F-857E-0D803E0AEE56", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos:15.1:r4:*:*:*:*:*:*", "matchCriteriaId": "4A1545CE-279F-4EE2-8913-8F3B2FAFE7F6", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos:16.1:r1:*:*:*:*:*:*", "matchCriteriaId": "BBE35BDC-7739-4854-8BB8-E8600603DE9D", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos:16.1:r2:*:*:*:*:*:*", "matchCriteriaId": "2DC47132-9EEA-4518-8F86-5CD231FBFB61", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "On Juniper Networks Junos OS 15.1 releases from 15.1R3 to 15.1R4, 16.1 prior to 16.1R3, on M/MX platforms where Enhanced Subscriber Management for DHCPv6 subscribers is configured, a vulnerability in processing IPv6 ND packets originating from subscribers and destined to M/MX series routers can result in a PFE (Packet Forwarding Engine) hang or crash."}, {"lang": "es", "value": "En Juniper Networks Junos OS 15.1 en versiones desde la 15.1R3 a la 15.1R4, 16.1 anterior a 16.1R3, en plataformas M/MX donde se configura Enhanced Subscriber Management para suscriptores DHCPv6, una vulnerabilidad en el procesamiento de paquetes IPv6 ND originados de suscriptores y destinados a los enrutadores de las series M/MX puede ocasionar un cuelgue o una ca\u00edda de PFE (Packet Forwarding Engine)."}], "id": "CVE-2017-2340", "lastModified": "2026-06-17T01:15:59.993", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-04-24T15:59:00.847", "references": [{"source": "sirt@juniper.net", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97607"}, {"source": "sirt@juniper.net", "url": "http://www.securitytracker.com/id/1038254"}, {"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA10786"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97607"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1038254"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA10786"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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