CVE-2014-7821

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2014-11-19T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "OpenStack Neutron before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (crash) via a crafted dns_nameservers value in the DNS configuration."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-09-07T15:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "RHSA-2014:1938", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1938.html"}, {"name": "neutron-cve20147821-dos(98818)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/98818"}, {"name": "RHSA-2015:0044", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0044.html"}, {"name": "FEDORA-2015-5997", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155351.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html"}, {"name": "[openstack-announce] 20141119 [OSSA 2014-039] Neutron DoS through invalid DNS configuration (CVE-2014-7821)", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://lists.openstack.org/pipermail/openstack-announce/2014-November/000303.html"}, {"name": "RHSA-2014:1942", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1942.html"}, {"name": "62586", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/62586"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugs.launchpad.net/neutron/+bug/1378450"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T13:03:27.104Z"}, "title": "CVE Program Container", "references": [{"name": "RHSA-2014:1938", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1938.html"}, {"name": "neutron-cve20147821-dos(98818)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/98818"}, {"name": "RHSA-2015:0044", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0044.html"}, {"name": "FEDORA-2015-5997", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155351.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html"}, {"name": "[openstack-announce] 20141119 [OSSA 2014-039] Neutron DoS through invalid DNS configuration (CVE-2014-7821)", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://lists.openstack.org/pipermail/openstack-announce/2014-November/000303.html"}, {"name": "RHSA-2014:1942", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1942.html"}, {"name": "62586", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/62586"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugs.launchpad.net/neutron/+bug/1378450"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2014-7821", "datePublished": "2014-11-24T15:00:00.000Z", "dateReserved": "2014-10-03T00:00:00.000Z", "dateUpdated": "2024-08-06T13:03:27.104Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"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:a:openstack:neutron:*:*:*:*:*:*:*:*", "matchCriteriaId": "9D5814D7-8A96-4992-84D4-A9A518F9B0F6", "versionEndExcluding": "2014.1.4", "versionStartIncluding": "2012.2.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*", "matchCriteriaId": "095793BC-82BC-491A-9027-416EDB8E75D3", "versionEndExcluding": "2014.2.1", "versionStartIncluding": "2014.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*", "matchCriteriaId": "FF47C9F0-D8DA-4B55-89EB-9B2C9383ADB9", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:openstack:4.0:*:*:*:*:*:*:*", "matchCriteriaId": "1802FDB8-C919-4D5E-A8AD-4C5B72525090", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenStack Neutron before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (crash) via a crafted dns_nameservers value in the DNS configuration."}, {"lang": "es", "value": "OpenStack Neutron anterior a 2014.1.4 y 2014.2.x anterior a 2014.2.1 permite a usuarios remotos autenticados causar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s de un valor dns_nameservers manipulado en la configuraci\u00f3n DNS."}], "id": "CVE-2014-7821", "lastModified": "2026-06-17T00:15:45.260", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-11-24T15:59:02.797", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155351.html"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "http://lists.openstack.org/pipermail/openstack-announce/2014-November/000303.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1938.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1942.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0044.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/62586"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/neutron/+bug/1378450"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/98818"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155351.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://lists.openstack.org/pipermail/openstack-announce/2014-November/000303.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1938.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2014-1942.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0044.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/62586"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/neutron/+bug/1378450"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/98818"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank OpenStack project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2015:0044", "cpe": "cpe:/a:redhat:openstack:4::el6", "package": "openstack-neutron-0:2013.2.4-6.el6ost", "product_name": "OpenStack 4 for RHEL 6", "release_date": "2015-01-13T00:00:00Z"}, {"advisory": "RHSA-2014:1938", "cpe": "cpe:/a:redhat:openstack:5::el6", "package": "openstack-neutron-0:2014.1.3-12.el6ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6", "release_date": "2014-12-02T00:00:00Z"}, {"advisory": "RHSA-2014:1942", "cpe": "cpe:/a:redhat:openstack:5::el7", "package": "openstack-neutron-0:2014.1.3-11.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7", "release_date": "2014-12-02T00:00:00Z"}], "bugzilla": {"description": "openstack-neutron: DoS via maliciously crafted dns_nameservers", "id": "1163457", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1163457"}, "csaw": false, "cvss": {"cvss_base_score": "4.0", "cvss_scoring_vector": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-20", "details": ["OpenStack Neutron before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (crash) via a crafted dns_nameservers value in the DNS configuration.", "A denial of service flaw was found in the way neutron handled the 'dns_nameservers' parameter. By providing specially crafted 'dns_nameservers' values, an authenticated user could use this flaw to crash the neutron service."], "name": "CVE-2014-7821", "public_date": "2014-11-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-7821\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-7821"], "threat_severity": "Moderate"}

{}