CVE-2015-5240

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2015-5240
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-10-27 16:59:06 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionRace 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.

Risk And Classification

Primary CVSS: v2.0 3.5 from [email protected]

AV:N/AC:M/Au:S/C:N/I:P/A:N

Problem Types: CWE-362 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
Single
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:M/Au:S/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openstack Neutron 2014.2.3 All All All
Application Openstack Neutron 2015.1.0 All All All
Application Openstack Neutron 2015.1.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
oss-security - [OSSA 2015-018] Neutron firewall rules bypass through port update (CVE-2015-5240) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Bug 1258458 – CVE-2015-5240 openstack-neutron: Firewall rules bypass through port update af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
Bug #1489111 “[OSSA 2015-018] IP, MAC, and DHCP spoofing rules c...” : Bugs : neutron af854a3a-2127-422b-91ae-364da2661108 bugs.launchpad.net
OSSA-2015-018: Neutron firewall rules bypass through port update — OpenStack Security Advisories 2014.2.0.dev88 documentation af854a3a-2127-422b-91ae-364da2661108 security.openstack.org Vendor Advisory
Red Hat Customer Portal MITRE access.redhat.com
CVE-2015-5240 - Red Hat Customer Portal MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report