OpenStack Nova-LXD before 13.1.1 uses the wrong name for the veth pairs when applying Neutron security group rules for instances, which allows remote attackers to bypass intended security restrictions.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ubuntu_linux | Canonical | 16.04 (including) | 16.04 (including) |
| Nova-lxd | Ubuntu | esm-infra/xenial | * |
| Nova-lxd | Ubuntu | xenial | * |
References
- http://www.openwall.com/lists/oss-security/2017/02/09/3
- http://www.securityfocus.com/bid/96182
- http://www.ubuntu.com/usn/USN-3195-1
- https://bugs.launchpad.net/nova-lxd/+bug/1656847
- https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2
- http://www.openwall.com/lists/oss-security/2017/02/09/3
- http://www.securityfocus.com/bid/96182
- http://www.ubuntu.com/usn/USN-3195-1
- https://bugs.launchpad.net/nova-lxd/+bug/1656847
- https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2