CVE-2016-3698

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "3C84489B-B08C-4854-8A12-D01B6E45CF79", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_hpc_node_eus:7.2:*:*:*:*:*:*:*", "matchCriteriaId": "39A901D6-0874-46A4-92A8-5F72C7A89E85", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*", "matchCriteriaId": "1C8D871B-AEA1-4407-AEE3-47EC782250FF", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*", "matchCriteriaId": "44B067C7-735E-43C9-9188-7E1522A02491", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:libndp:libndp:*:*:*:*:*:*:*:*", "matchCriteriaId": "41E78AA0-94CE-46C0-ADF7-7EDE16D81BDB", "versionEndIncluding": "1.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*", "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "libndp before 1.6, as used in NetworkManager, does not properly validate the origin of Neighbor Discovery Protocol (NDP) messages, which allows remote attackers to conduct man-in-the-middle attacks or cause a denial of service (network connectivity disruption) by advertising a node as a router from a non-local network."}, {"lang": "es", "value": "libndp en versiones anteriores a 1.6, como es usado en NetworkManager, no valida correctamente el origen de los mensajes Neighbor Discovery Protocol (NDP), lo que provoca a atacantes remotos llevar a cabo ataques man-in-the-middle o provocar una ca\u00edda del servicio (interrupci\u00f3n de la conectividad de red) anunciando un nodo como un router de una red no local."}], "id": "CVE-2016-3698", "lastModified": "2026-06-17T00:46:12.663", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-06-13T19:59:02.753", "references": [{"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2016/dsa-3581"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2016/05/17/9"}, {"source": "secalert@redhat.com", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"}, {"source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/USN-2980-1"}, {"source": "secalert@redhat.com", "url": "https://github.com/jpirko/libndp/commit/2af9a55b38b55abbf05fd116ec097d4029115839"}, {"source": "secalert@redhat.com", "url": "https://github.com/jpirko/libndp/commit/a4892df306e0532487f1634ba6d4c6d4bb381c7f"}, {"source": "secalert@redhat.com", "url": "https://rhn.redhat.com/errata/RHSA-2016-1086.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2016/dsa-3581"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2016/05/17/9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2980-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/jpirko/libndp/commit/2af9a55b38b55abbf05fd116ec097d4029115839"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/jpirko/libndp/commit/a4892df306e0532487f1634ba6d4c6d4bb381c7f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://rhn.redhat.com/errata/RHSA-2016-1086.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Julien Bernard (Viag\u00e9nie) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2016:1086", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "libndp-0:1.2-6.el7_2", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-05-17T00:00:00Z"}], "bugzilla": {"description": "libndp: denial of service due to insufficient validation of source of NDP messages", "id": "1329366", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1329366"}, "csaw": false, "cvss": {"cvss_base_score": "5.4", "cvss_scoring_vector": "AV:A/AC:M/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-20", "details": ["libndp before 1.6, as used in NetworkManager, does not properly validate the origin of Neighbor Discovery Protocol (NDP) messages, which allows remote attackers to conduct man-in-the-middle attacks or cause a denial of service (network connectivity disruption) by advertising a node as a router from a non-local network.", "It was found that libndp did not properly validate and check the origin of Neighbor Discovery Protocol (NDP) messages. An attacker on a non-local network could use this flaw to advertise a node as a router, allowing them to perform man-in-the-middle attacks on a connecting client, or disrupt the network connectivity of that client."], "name": "CVE-2016-3698", "public_date": "2016-05-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-3698\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-3698"], "threat_severity": "Moderate"}

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