The command_give_request_ad function in condor_startd.V6/command.cpp Condor 7.6.x before 7.6.10 and 7.8.x before 7.8.4 allows remote attackers to obtain sensitive information, and possibly control or start arbitrary jobs, via a ClassAd request to the condor_startd port, which leaks the ClaimId.
https://bugzilla.redhat.com/show_bug.cgi?id=848222
http://www.securityfocus.com/bid/55632
http://www.openwall.com/lists/oss-security/2012/09/20/9
http://secunia.com/advisories/50666
http://rhn.redhat.com/errata/RHSA-2012-1281.html
http://rhn.redhat.com/errata/RHSA-2012-1278.html
http://research.cs.wisc.edu/condor/manual/v7.8/9_3Stable_Release.html
http://research.cs.wisc.edu/condor/manual/v7.6/8_3Stable_Release.html
http://condor-git.cs.wisc.edu/?p=condor.git%3Ba=commitdiff%3Bh=d2f33972