{"id":"CVE-2015-7871","details":"Crypto-NAK packets in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to bypass authentication.","modified":"2026-04-16T06:17:47.948211772Z","published":"2017-08-07T20:29:00Z","related":["SUSE-SU-2015:2058-1","SUSE-SU-2016:1247-1","SUSE-SU-2016:1311-1","openSUSE-SU-2024:10181-1"],"references":[{"type":"ADVISORY","url":"http://support.ntp.org/bin/view/Main/NtpBug2941"},{"type":"ADVISORY","url":"http://www.debian.org/security/2015/dsa-3388"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/77287"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1033951"},{"type":"ADVISORY","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1274265"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201604-03"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201607-15"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20171004-0001/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1274265"},{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}