CVE-2015-5240
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1:7.0.0-1 |
| sid | Fixed | 1:7.0.0-1 |
| forky | Fixed | 1:7.0.0-1 |
| bullseye | Fixed | 1:7.0.0-1 |
| bookworm | Fixed | 1:7.0.0-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | neutron | <7.0.0 | 7.0.0 |
References
- http://rhn.redhat.com/errata/RHSA-2015-1909.html
- http://www.openwall.com/lists/oss-security/2015/09/08/9
- https://bugs.launchpad.net/neutron/+bug/1489111
- https://bugzilla.redhat.com/show_bug.cgi?id=1258458
- https://security.openstack.org/ossa/OSSA-2015-018.html
- https://nvd.nist.gov/vuln/detail/CVE-2015-5240
- https://github.com/openstack/neutron/commit/767cea23de44a963c6793ffe30ea5c6827d27a38
- https://github.com/openstack/neutron/commit/bbca973986fdc99eae9d1b2545e8246c0b2be2e2
- https://github.com/openstack/neutron/commit/fdc3431ccd219accf6a795079d9b67b8656eed8e
- https://access.redhat.com/errata/RHSA-2015:1909
- https://access.redhat.com/security/cve/CVE-2015-5240
- https://github.com/openstack/neutron
- https://security-tracker.debian.org/tracker/CVE-2015-5240
CWEs
CWE-362
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.