CVE-2016-7429

Published: 13 January 2017

NTP before 4.2.8p9 changes the peer structure to the interface it receives the response from a source, which allows remote attackers to cause a denial of service (prevent communication with a source) by sending a response for a source to an interface the source does not use.

Priority

Low

CVSS 3 base score: 3.7

Status

Package Release Status
ntp
Launchpad, Ubuntu, Debian
Upstream
Released (1:4.2.8p9+dfsg-1, ntp-4.2.8p9)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (1:4.2.8p4+dfsg-3ubuntu5.5)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (1:4.2.6.p5+dfsg-3ubuntu2.14.04.11)
Patches:
Vendor: https://git.centos.org/blob/rpms!ntp.git/4eb1db127a6177011bd913bf4f446e8f701179d6/SOURCES!ntp-4.2.6p5-cve-2016-7429.patch
Upstream: http://bk1.ntp.org/ntp-stable/?PAGE=cset&REV=57d78deeyfknMUHpF4CWmP8gRRf6qg
Upstream: http://bk1.ntp.org/ntp-stable/?PAGE=cset&REV=57ef749cgdfwOxXsUdn3G64d0KIoUQ
Upstream: http://bk1.ntp.org/ntp-stable/?PAGE=cset&REV=58662b53ZwV8BJejPYblqOussZZZ_w

Notes

AuthorNote
mdeslaur
ntp-4.2.7p385, up to but not including ntp-4.2.8p9, and
ntp-4.3.0 up to, but not including ntp-4.3.94

References

Bugs