CVE-2016-5362

HIGH

Openstack Neutron < 7.0.4 - Security Feature Bypass

Title source: rule

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 DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP discovery message.

References (9)

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/06/10/5

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/06/10/6

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2016:1473

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2016:1474

[Third Party Advisory] https://bugs.launchpad.net/neutron/+bug/1558658

[Vendor Advisory] https://review.openstack.org/#/c/300202/

[Vendor Advisory] https://review.openstack.org/#/c/303563/

[Third Party Advisory] https://review.openstack.org/#/c/303572/

[Vendor Advisory] https://security.openstack.org/ossa/OSSA-2016-009.html

Scores

CVSS v3 8.2

EPSS 0.0631

EPSS Percentile 90.8%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Classification

CWE

CWE-254

Status draft

Affected Products (2)

openstack/neutron < 7.0.4

pypi/neutron < 7.0.5PyPI

Timeline

Published Jun 17, 2016

Tracked Since Feb 18, 2026