OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause a denial of service (crash or long firewall rule updates) by creating a large number of allowed address pairs.
lists.openstack.org/pipermail/openstack-announce/2014-July/000255.html
rhn.redhat.com/errata/RHSA-2014-1119.html
rhn.redhat.com/errata/RHSA-2014-1120.html
seclists.org/oss-sec/2014/q3/200
access.redhat.com/errata/RHSA-2014:1078
access.redhat.com/errata/RHSA-2014:1119
access.redhat.com/errata/RHSA-2014:1120
access.redhat.com/security/cve/CVE-2014-3555
bugs.launchpad.net/neutron/+bug/1336207
bugzilla.redhat.com/show_bug.cgi?id=1118833
github.com/advisories/GHSA-4pmp-38hf-rmwj
nvd.nist.gov/vuln/detail/CVE-2014-3555
web.archive.org/web/20200228142429/www.securityfocus.com/bid/68765