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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*", "matchCriteriaId": "BDD2EAD9-D0BA-42D2-83B9-EB152E4BC8A9", "versionEndExcluding": "7.0.4", "versionStartIncluding": "7.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*", "matchCriteriaId": "4AC57320-1B84-4362-BECA-9C6ADB9E7834", "versionEndIncluding": "8.1.0", "versionStartIncluding": "8.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP discovery message."}, {"lang": "es", "value": "El firewall IPTables en OpenStack Neutron en versiones anteriores a 7.0.4 y 8.0.0 hasta la versi\u00f3n 8.1.0 permite a atacantes remotos eludir un mecanismo destinado a la protecci\u00f3n DHCP-spoofing y consecuentemente causar una denegaci\u00f3n de servicio o interceptar tr\u00e1fico de la red a trav\u00e9s de un mensaje DHCP de descubrimiento manipulado."}], "id": "CVE-2016-5362", "lastModified": "2026-05-06T22:30:45.220", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 4.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-06-17T15:59:03.307", "references": [{"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/06/10/5"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/06/10/6"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2016:1473"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2016:1474"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/neutron/+bug/1558658"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://review.openstack.org/#/c/300202/"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://review.openstack.org/#/c/303563/"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://review.openstack.org/#/c/303572/"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://security.openstack.org/ossa/OSSA-2016-009.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/06/10/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/06/10/6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2016:1473"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2016:1474"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/neutron/+bug/1558658"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://review.openstack.org/#/c/300202/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://review.openstack.org/#/c/303563/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://review.openstack.org/#/c/303572/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://security.openstack.org/ossa/OSSA-2016-009.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-254"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2016:1474", "cpe": "cpe:/a:redhat:openstack:7::el7", "package": "openstack-neutron-0:2015.1.4-2.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7", "release_date": "2016-07-20T00:00:00Z"}, {"advisory": "RHSA-2016:1473", "cpe": "cpe:/a:redhat:openstack:8::el7", "package": "openstack-neutron-1:7.0.4-11.el7ost", "product_name": "Red Hat OpenStack Platform 8.0 (Liberty)", "release_date": "2016-07-20T00:00:00Z"}], "bugzilla": {"description": "openstack-neutron: DHCP spoofing vulnerability", "id": "1345889", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1345889"}, "csaw": false, "cvss": {"cvss_base_score": "6.5", "cvss_scoring_vector": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "status": "verified"}, "cvss3": {"cvss3_base_score": "6.3", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "status": "verified"}, "details": ["The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP discovery message.", "Neutron functionality includes internal firewall management between networks. Due to the relaxed nature of particular rules, it is possible for machines on the same layer 2 networks to forge non-IP traffic, such as ARP and DHCP requests."], "name": "CVE-2016-5362", "package_state": [{"cpe": "cpe:/a:redhat:openstack:5::el6", "fix_state": "Will not fix", "package_name": "openstack-neutron", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)"}, {"cpe": "cpe:/a:redhat:openstack:6", "fix_state": "Will not fix", "package_name": "openstack-neutron", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6 (Juno)"}, {"cpe": "cpe:/a:redhat:openstack:10", "fix_state": "Not affected", "package_name": "openstack-neutron", "product_name": "Red Hat OpenStack Platform 10 (Newton)"}, {"cpe": "cpe:/a:redhat:openstack:9", "fix_state": "Affected", "package_name": "openstack-neutron", "product_name": "Red Hat OpenStack Platform 9 (Mitaka)"}], "public_date": "2016-03-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-5362\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-5362"], "threat_severity": "Low"}

{}