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CVE-2017-6462

Published: 27 March 2017

Buffer overflow in the legacy Datum Programmable Time Server (DPTS) refclock driver in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows local users to have unspecified impact via a crafted /dev/datum device.

Priority

Negligible

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
ntp
Launchpad, Ubuntu, Debian
artful Not vulnerable
(1:4.2.8p10+dfsg-5ubuntu1)
bionic Not vulnerable
(1:4.2.8p10+dfsg-5ubuntu1)
cosmic Not vulnerable
(1:4.2.8p10+dfsg-5ubuntu1)
precise Ignored
(end of life)
trusty
Released (1:4.2.6.p5+dfsg-3ubuntu2.14.04.11)
upstream Needs triage

xenial
Released (1:4.2.8p4+dfsg-3ubuntu5.5)
yakkety
Released (1:4.2.8p8+dfsg-1ubuntu2.1)
zesty
Released (1:4.2.8p9+dfsg-2ubuntu1.1)
Patches:
upstream: http://bk1.ntp.org/ntp-stable/?PAGE=cset&REV=58a0592bal7oYBqUMCqId4WgiuiOqw

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H