CVE-2016-0727

The crontab script in the ntp package before 1:4.2.6.p3+dfsg-1ubuntu3.11 on Ubuntu 12.04 LTS, before 1:4.2.6.p5+dfsg-3ubuntu2.14.04.10 on Ubuntu 14.04 LTS, on Ubuntu Wily, and before 1:4.2.8p4+dfsg-3ubuntu5.3 on Ubuntu 16.04 LTS allows local users with access to the ntp account to write to arbitrary files and consequently gain privileges via vectors involving statistics directory cleanup.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 86%
VendorProductVersion
canonicalubuntu_linux
12.04
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ntp
bullseye
1:4.2.8p15+dfsg-1
fixed
jessie
no-dsa
wheezy
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ntp
zesty
not-affected
yakkety
not-affected
xenial
Fixed 1:4.2.8p4+dfsg-3ubuntu5.3
released
wily
ignored
vivid
ignored
trusty
Fixed 1:4.2.6.p5+dfsg-3ubuntu2.14.04.10
released
precise
Fixed 1:4.2.6.p3+dfsg-1ubuntu3.11
released
Common Weakness Enumeration
References
http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.html
http://www.securityfocus.com/bid/81552
http://www.securitytracker.com/id/1034808
http://www.ubuntu.com/usn/USN-3096-1
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050
https://bugzilla.redhat.com/show_bug.cgi?id=1382369
http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.html
http://www.securityfocus.com/bid/81552
http://www.securitytracker.com/id/1034808
http://www.ubuntu.com/usn/USN-3096-1
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050
https://bugzilla.redhat.com/show_bug.cgi?id=1382369