CVE-2016-7431

Published: 13 January 2017

NTP before 4.2.8p9 allows remote attackers to bypass the origin timestamp protection mechanism via an origin timestamp of zero. NOTE: this vulnerability exists because of a CVE-2015-8138 regression.

Priority

Medium

CVSS 3 base score: 5.3

Status

Package Release Status
ntp
Launchpad, Ubuntu, Debian
Upstream
Released (1:4.2.8p9+dfsg-1, 4.2.8p9)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(1:4.2.8p4+dfsg-3ubuntu5.3)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(1:4.2.6.p5+dfsg-3ubuntu2.14.04.10)
Patches:
Upstream: http://bk1.ntp.org/ntp-stable/?PAGE=cset&REV=57ff44d0W6suoUHdd2ZvRM3z87j2QA