Date: Wed, 11 Dec 2013 15:44:18 +0000 From: Jeremy Stanley <jeremy@...nstack.org> To: oss-security@...ts.openwall.com Subject: [OSSA 2013-033] Metadata queries from Neutron to Nova are not restricted by tenant (CVE-2013-6419) OpenStack Security Advisory: 2013-033 CVE: CVE-2013-6419 Date: December 11, 2013 Title: Metadata queries from Neutron to Nova are not restricted by tenant Reporter: Aaron Rosen (VMware) Products: Neutron, Nova Affects: All supported releases Description: Aaron Rosen from VMware reported a vulnerability in the metadata access from OpenStack Neutron to Nova. Because of a missing authorization check on port binding, by guessing an instance_id a tenant may retrieve another tenant's metadata resulting in information disclosure. Only OpenStack setups running neutron-metadata-agent are affected. Icehouse (development branch) fix: https://review.openstack.org/61439 (neutron) https://review.openstack.org/61428 (nova) Havana fix: https://review.openstack.org/61442 (neutron) https://review.openstack.org/61435 (nova) Grizzly fix: https://review.openstack.org/61443 (neutron) https://review.openstack.org/61437 (nova) Notes: This fix will be included in the icehouse-2 development milestone and in a future 2013.2.1 release. References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6419 https://launchpad.net/bugs/1235450 -- Jeremy Stanley OpenStack Vulnerability Management Team Download attachment "signature.asc" of type "application/pgp-signature" (967 bytes)
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