CVE-2016-5363

HIGH

OpenStack Neutron < 7.0.4 and 8.0.0-8.1.0 - MAC Spoofing Bypass via DHCP Discovery or Non-IP Traffic

Title source: llm
STIX 2.1

Description

The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended MAC-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via (1) a crafted DHCP discovery message or (2) crafted non-IP traffic.

References (9)

Core 9
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2016:1473
Various Sources x_refsource_confirm
https://review.openstack.org/#/c/299025/
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/06/10/5
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/06/10/6
Vendor Advisory x_refsource_confirm
https://security.openstack.org/ossa/OSSA-2016-009.html
Issue Tracking x_refsource_confirm
https://bugs.launchpad.net/neutron/+bug/1558658
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2016:1474
Various Sources x_refsource_confirm
https://review.openstack.org/#/c/299021/
Various Sources x_refsource_confirm
https://review.openstack.org/#/c/299023/

Scores

CVSS v3 8.2
EPSS 0.0475
EPSS Percentile 89.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Details

CWE
CWE-254
Status published
Products (8)
openstack/neutron 7.0.0
openstack/neutron 7.0.1
openstack/neutron 7.0.2
openstack/neutron 7.0.3
openstack/neutron 7.0.4
openstack/neutron 8.0.0
openstack/neutron 8.1.0
pypi/neutron 0 - 7.1.0PyPI
Published Jun 17, 2016
Tracked Since Feb 18, 2026