{ "id": "CVE-2016-4953", "sourceIdentifier": "cve@mitre.org", "published": "2016-07-05T01:59:00.143", "lastModified": "2021-07-16T13:15:08.447", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (ephemeral-association demobilization) by sending a spoofed crypto-NAK packet with incorrect authentication data at a certain time." }, { "lang": "es", "value": "ntpd en NTP 4.x en versiones anteriores a 4.2.8p8 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (desmovilizaci\u00f3n de asociaci\u00f3n ef\u00edmera) mediante el env\u00edo de un paquete crypto-NAK falsificado con datos de autenticaci\u00f3n incorrectos en un momento determinado." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-287" } ] } ], "configurations": [ { "operator": "AND", 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"http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html", "source": "cve@mitre.org" }, { "url": "http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html", "source": "cve@mitre.org" }, { "url": "http://packetstormsecurity.com/files/137322/FreeBSD-Security-Advisory-FreeBSD-SA-16-24.ntp.html", "source": "cve@mitre.org" }, { "url": "http://support.ntp.org/bin/view/Main/NtpBug3045", "source": "cve@mitre.org", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "http://support.ntp.org/bin/view/Main/SecurityNotice", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd", "source": "cve@mitre.org" }, { "url": "http://www.kb.cert.org/vuls/id/321640", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "US Government Resource" ] }, { "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/archive/1/538599/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/538600/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/540683/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/archive/1/archive/1/540683/100/0/threaded", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/bid/91010", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securitytracker.com/id/1036037", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03757en_us", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201607-15", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "US Government Resource" ] }, { "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11", "source": "cve@mitre.org" }, { "url": "https://www.kb.cert.org/vuls/id/321640", "source": "cve@mitre.org" } ] }