builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access restrictions via a request to tcpmux port 1.
lists.fedoraproject.org/pipermail/package-announce/2012-May/081428.html
lists.fedoraproject.org/pipermail/package-announce/2012-May/081446.html
rhn.redhat.com/errata/RHSA-2013-1302.html
www.mandriva.com/security/advisories?name=MDVSA-2012:155
www.openwall.com/lists/oss-security/2012/05/09/5
www.openwall.com/lists/oss-security/2012/05/10/2
www.osvdb.org/81774
www.securityfocus.com/bid/53720
www.securitytracker.com/id?1027050
www.xinetd.org/#changes
bugzilla.redhat.com/attachment.cgi?id=583311
bugzilla.redhat.com/show_bug.cgi?id=790940
exchange.xforce.ibmcloud.com/vulnerabilities/75965