CVE-2016-0727 Privilege escalation in n/a
Local attackers with ntp account access can write arbitrary files via statistics cleanup, leading to privilege escalation on Ubuntu systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-0727?
CVE-2016-0727 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 14 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-264
Which versions are affected by CVE-2016-0727?
It affects 1 product.
Products include Canonical Ubuntu Linux.
How do I fix CVE-2016-0727?
Apply the vendor's patch.
Is CVE-2016-0727 being exploited?
There is no known exploitation of CVE-2016-0727 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2016-0727, GHSA-c7qx-m9c7-8wm7, UBUNTU-CVE-2016-0727.