The org.picketlink.common.util.DocumentUtil.getDocumentBuilderFactory method in PicketLink, as used in Red Hat JBoss Enterprise Application Platform (JBEAP) 5.2.0 and 6.2.4, expands entity references, which allows remote attackers to read arbitrary code and possibly have other unspecified impact via unspecified vectors, related to an XML External Entity (XXE) issue.
rhn.redhat.com/errata/RHSA-2014-0883.html
rhn.redhat.com/errata/RHSA-2014-0884.html
rhn.redhat.com/errata/RHSA-2014-0885.html
rhn.redhat.com/errata/RHSA-2014-0886.html
rhn.redhat.com/errata/RHSA-2015-0091.html
rhn.redhat.com/errata/RHSA-2015-0675.html
rhn.redhat.com/errata/RHSA-2015-0720.html
rhn.redhat.com/errata/RHSA-2015-0765.html
rhn.redhat.com/errata/RHSA-2015-1888.html
secunia.com/advisories/60047
secunia.com/advisories/60124
www.securitytracker.com/id/1030607
exchange.xforce.ibmcloud.com/vulnerabilities/94700