MAC-Spoofing Protection Bypass in OpenStack Neutron
CVE-2016-5363

8.2HIGH

Key Information:

Vendor

Openstack
Status
Neutron
Vendor
CVE Published:
17 June 2016

What is CVE-2016-5363?

The IPTables firewall within OpenStack Neutron, prior to version 7.0.4 and within versions 8.0.0 to 8.1.0, contains a vulnerability that enables malicious actors to bypass MAC-spoofing protections. This exploitation can occur through specially crafted DHCP discovery messages or non-IP traffic, leading to potential denial of service conditions or interception of network traffic. Users of affected versions are advised to implement mitigation strategies to safeguard their environments.

References

https://access.redhat.com/errata/RHSA-2016:1473
vendor-advisoryx_refsource_REDHAT
https://review.openstack.org/#/c/299025/
x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2016/06/10/5
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.