USN-3308-1: Puppet vulnerabilities

05 June 2017

Several security issues were fixed in Puppet.

Releases

Packages

  • puppet - Centralized configuration management

Details

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)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04

In general, a standard system update will make all the necessary changes.