Cumin before 0.1.5444, as used in Red Hat Enterprise Messaging, Realtime, and Grid (MRG) 2.0, allows remote authenticated users to modify Condor attributes and possibly gain privileges via crafted additional parameters in an HTTP POST request, which triggers a job attribute change request to Condor.
http://www.securityfocus.com/bid/55632
http://secunia.com/advisories/50666
http://secunia.com/advisories/50660
http://rhn.redhat.com/errata/RHSA-2012-1281.html