CVE-2014-3555 Denial of service in n/a

Medium 4.0 Published Updated

Remote authenticated users can cause a denial of service in OpenStack Neutron by creating a large number of allowed address pairs.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2014-3555?

CVE-2014-3555 is a medium-severity denial of service vulnerability in n/a, published on 23 Jul 2014. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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.

Weakness: CWE-264

Which versions are affected by CVE-2014-3555?

It affects 1 product.

Linux distribution packages (40)
openstack-neutron Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-bigswitch Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-brocade Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-cisco Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-hyperv Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-linuxbridge Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-mellanox Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-metaplugin Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-metering-agent Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-midonet Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-ml2 Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-nec Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-nicira Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-openvswitch Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-plumgrid Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-ryu Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron-vpn-agent Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
python-neutron Red Hat:openstack:4::el6All versions0:2013.2.3-16.el6ost
openstack-neutron Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-bigswitch Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-brocade Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-cisco Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-hyperv Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-ibm Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-linuxbridge Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-mellanox Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-metaplugin Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-metering-agent Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-midonet Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-ml2 Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-nec Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-ofagent Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-oneconvergence-nvsd Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-openvswitch Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-plumgrid Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-ryu Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-vmware Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron-vpn-agent Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
python-neutron Red Hat:openstack:5::el6All versions0:2014.1.2-2.el6ost
openstack-neutron Red Hat:openstack:5::el7All versions0:2014.1.2-2.el7ost

Products include Openstack Neutron.

How do I fix CVE-2014-3555?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-3555 being exploited?

There is no known exploitation of CVE-2014-3555 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2014-3555, RHSA-2014:1078, RHSA-2014:1119, RHSA-2014:1120, UBUNTU-CVE-2014-3555.

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