The crypto_xmit function in ntpd 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). NOTE: This vulnerability exists due to an incomplete fix for CVE-2014-9750.
http://rhn.redhat.com/errata/RHSA-2016-0780.html
http://rhn.redhat.com/errata/RHSA-2016-2583.html
http://support.ntp.org/bin/view/Main/NtpBug2899
http://www.debian.org/security/2015/dsa-3388
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.securityfocus.com/bid/77285
http://www.securitytracker.com/id/1033951
https://bugzilla.redhat.com/show_bug.cgi?id=1274254
Source: MITRE
Published: 2017-08-07
Updated: 2020-06-18
Type: CWE-20
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH