CVE-2016-5362 Information

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.

CVSS Vector

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

Reference

http://www.openwall.com/lists/oss-security/2016/06/10/5 http://www.openwall.com/lists/oss-security/2016/06/10/6 https://access.redhat.com/errata/RHSA-2016:1473 https://access.redhat.com/errata/RHSA-2016:1474 https://bugs.launchpad.net/neutron/+bug/1558658 https://review.openstack.org//c/300202/ https://review.openstack.org//c/303563/ https://review.openstack.org//c/303572/ https://security.openstack.org/ossa/OSSA-2016-009.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.2