{"id":"CVE-2015-7852","url":"https://www.cyber-defence.io/tools/cve/CVE-2015-7852","generatedAt":"2026-11-05T04:39:43.394Z","title":"ntpq in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (crash) via crafted mode 6 response packets.","description":"ntpq in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (crash) via crafted mode 6 response packets.","published":"2017-08-07T20:29:01.000Z","lastModified":"2026-06-17T00:33:16.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-20"],"affected":["ntp/ntp","debian/debian linux","netapp/oncommand balance","netapp/oncommand performance manager","netapp/oncommand unified manager","netapp/clustered data ontap","netapp/data ontap","oracle/linux","redhat/enterprise linux desktop","redhat/enterprise linux server","redhat/enterprise linux server aus","redhat/enterprise linux server eus","redhat/enterprise linux server tus","redhat/enterprise linux workstation"],"epss":{"score":0.12282,"percentile":0.96198,"date":"2026-11-04","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 12.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://rhn.redhat.com/errata/RHSA-2016-0780.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2583.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://support.ntp.org/bin/view/Main/NtpBug2919","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2015/dsa-3388","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/77288","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1033951","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201607-15","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20171004-0001/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-0780.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2583.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.ntp.org/bin/view/Main/NtpBug2919","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2015/dsa-3388","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/77288","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1033951","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201607-15","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20171004-0001/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-7852","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}