The safe_eval function in Ansible before 1.5.4 does not properly restrict
the code subset, which allows remote attackers to execute arbitrary code
via crafted instructions.
www.openwall.com/lists/oss-security/2014/06/26/19
github.com/ansible/ansible/blob/release1.5.5/CHANGELOG.md
github.com/ansible/ansible/commit/998793fd0ab55705d57527a38cee5e83f535974c
launchpad.net/bugs/cve/CVE-2014-4657
nvd.nist.gov/vuln/detail/CVE-2014-4657
security-tracker.debian.org/tracker/CVE-2014-4657
www.cve.org/CVERecord?id=CVE-2014-4657