The vds_installer in Red Hat Enterprise Virtualization Manager (RHEV-M) before 3.1, when adding a host, uses the -k curl parameter when downloading deployUtil.py and vds_bootstrap.py, which prevents SSL certificates from being validated and allows remote attackers to execute arbitrary Python code via a man-in-the-middle attack.
https://exchange.xforce.ibmcloud.com/vulnerabilities/80544
http://www.securitytracker.com/id?1027838
http://www.securityfocus.com/bid/56825
http://rhn.redhat.com/errata/RHSA-2012-1508.html