{"id":"CVE-2018-7185","details":"The protocol engine in ntp 4.2.6 before 4.2.8p11 allows a remote attackers to cause a denial of service (disruption) by continually sending a packet with a zero-origin timestamp and source IP address of the \"other side\" of an interleaved association causing the victim ntpd to reset its association.","modified":"2026-04-16T01:43:52.748678382Z","published":"2018-03-06T20:29:01.500Z","related":["SUSE-SU-2018:0808-1","SUSE-SU-2018:0956-1","SUSE-SU-2018:1464-1","SUSE-SU-2018:1765-1","SUSE-SU-2018:1765-2","openSUSE-SU-2024:11102-1"],"references":[{"type":"ADVISORY","url":"https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201805-12"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20180626-0001/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3707-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3707-2/"},{"type":"ADVISORY","url":"https://www.synology.com/support/security/Synology_SA_18_13"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/541824/100/0/threaded"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/103339"},{"type":"ADVISORY","url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us"},{"type":"ADVISORY","url":"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html"},{"type":"ADVISORY","url":"http://support.ntp.org/bin/view/Main/NtpBug3454"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"4.2.6"},{"fixed":"4.2.8"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-NA"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-beta1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-beta2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-beta3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-beta4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-beta5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p1\\-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p10"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p2\\-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p2\\-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p2\\-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p3\\-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p3\\-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p3\\-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p4"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p5"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p8"}]},{"events":[{"introduced":"0"},{"last_affected":"4.2.8-p9"}]},{"events":[{"introduced":"1.1"},{"fixed":"1.1.6-6931-3"}]},{"events":[{"introduced":"0"},{"fixed":"6.1.5-15254"}]},{"events":[{"introduced":"0"},{"fixed":"6.1.6-15266"}]},{"events":[{"introduced":"5.2"},{"fixed":"6.1.6-15266"}]},{"events":[{"introduced":"0"},{"fixed":"2.2.3-1505"}]},{"events":[{"introduced":"0"},{"last_affected":"12.04"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"17.10"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"fixed":"c.4.2.8.4.0"}]},{"events":[{"introduced":"0"},{"fixed":"xcp2361"}]},{"events":[{"introduced":"0"},{"fixed":"xcp2361"}]},{"events":[{"introduced":"0"},{"fixed":"xcp2361"}]},{"events":[{"introduced":"0"},{"fixed":"xcp2361"}]},{"events":[{"introduced":"0"},{"fixed":"xcp2361"}]},{"events":[{"introduced":"0"},{"fixed":"xcp2361"}]},{"events":[{"introduced":"0"},{"fixed":"xcp3070"}]},{"events":[{"introduced":"0"},{"fixed":"xcp3070"}]},{"events":[{"introduced":"0"},{"fixed":"xcp3070"}]},{"events":[{"introduced":"0"},{"fixed":"xcp3070"}]},{"events":[{"introduced":"0"},{"fixed":"xcp3070"}]},{"events":[{"introduced":"0"},{"fixed":"xcp3070"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-7185.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}