PNP4Nagios 0.6 through 0.6.16 uses world-readable permissions for process_perfdata.cfg, which allows local users to obtain the Gearman shared secret by reading the file.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=683879
lists.fedoraproject.org/pipermail/package-announce/2012-September/086161.html
lists.fedoraproject.org/pipermail/package-announce/2012-September/086387.html
www.openwall.com/lists/oss-security/2012/08/06/7
www.openwall.com/lists/oss-security/2012/08/06/8
www.securityfocus.com/bid/54863