CVE-2016-0727

Name: CVE-2016-0727
Creator: NVD / NIST
Published: 2017-04-14T18:59:00.173+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.25%

Last modified Jun 17, 2026

CVE-2016-0727 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.25% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

1.25%

65.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Canonical	Ubuntu Linux	12.04
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04

References

http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/81552Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034808Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3096-1Vendor Advisory
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050Issue Tracking, Patch, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1382369Issue Tracking
http://packetstormsecurity.com/files/141913/NTP-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/81552Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034808Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-3096-1Vendor Advisory
https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1528050Issue Tracking, Patch, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1382369Issue Tracking

Timeline

Published: Apr 14, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-0727?

How severe is CVE-2016-0727?

Severity scoring for CVE-2016-0727 is pending analysis. The EPSS model estimates a 1.25% probability of exploitation in the next 30 days.

How do I fix CVE-2016-0727?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-0727?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST