Published: 27 October 2015
Race condition in OpenStack Neutron before 2014.2.4 and 2015.1 before 2015.1.2, when using the ML2 plugin or the security groups AMQP API, allows remote authenticated users to bypass IP anti-spoofing controls by changing the device owner of a port to start with network: before the security group rules are applied.
Launchpad, Ubuntu, Debian
|Ubuntu 16.04 ESM (Xenial Xerus)||
|Ubuntu 14.04 ESM (Trusty Tahr)||
Does not exist
(trusty was not-affected [code not present])
Upstream: https://review.openstack.org/221345 (Juno)
Upstream: https://review.openstack.org/221344 (Kilo)
Upstream: https://review.openstack.org/221342 (Liberty)
This fix will be included in future 2014.2.4 (juno) and 2015.1.2 (kilo) releases.