Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2016-2519

Published: 30 January 2017

ntpd in NTP before 4.2.8p7 and 4.3.x before 4.3.92 allows remote attackers to cause a denial of service (ntpd abort) by a large request data value, which triggers the ctl_getitem function to return a NULL value.

Notes

AuthorNote
mdeslaur
trusty doesn't use ctl_getitem without checking the return code

Priority

Low

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
ntp
Launchpad, Ubuntu, Debian
precise Ignored
(end of life)
trusty Not vulnerable
(code not present)
upstream
Released (1:4.2.8p7+dfsg-1)
wily Ignored
(end of life)
xenial
Released (1:4.2.8p4+dfsg-3ubuntu5.5)
yakkety Not vulnerable
(1:4.2.8p8+dfsg-1ubuntu2)
zesty Not vulnerable
(1:4.2.8p8+dfsg-1ubuntu2)
Patches:
upstream: http://bk1.ntp.org/ntp-stable/?PAGE=patch&REV=56c42f8duq9gfoqZ32JJca-MvyCkQA

Severity score breakdown

Parameter Value
Base score 5.9
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H