CVE-2015-1842

CVE-2015-1842 describes a critical vulnerability in the Red Hat openstack-puppet-modules package prior to version 2014.2.13-2, where the pcsd daemon uses a default "CHANGEME" password. This flaw allows unauthenticated remote attackers to execute arbitrary shell commands, posing a severe risk to affected Red Hat OpenStack deployments. With a CVSS score of 10.0, this vulnerability is easily exploitable over the network with low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the inherent risk remains high due to the ease of exploitation and critical impact.