Several security issues were fixed in Puppet.
Dennis Rowe discovered that Puppet incorrectly handled the search path. A local attacker could use this issue to possibly execute arbitrary code. (CVE-2014-3248)
5 June 2017
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in Puppet.
Dennis Rowe discovered that Puppet incorrectly handled the search path. A local attacker could use this issue to possibly execute arbitrary code. (CVE-2014-3248)
It was discovered that Puppet incorrectly handled YAML deserialization. A remote attacker could possibly use this issue to execute arbitrary code on the master. This update is incompatible with agents older than 3.2.2. (CVE-2017-2295)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.