CVE-2015-3221

Impact:
Moderate
Public Date:
2015-06-23
CWE:
CWE-248
Bugzilla:
1232284: CVE-2015-3221 openstack-neutron: L2 agent DoS through incorrect allowed address pairs
A Denial-of-Service flaw was found in the OpenStack Networking (neutron) L2 agent when using the iptables firewall driver. By submitting an address pair that is rejected as invalid by the ipset tool (with zero prefix size), an authenticated attacker can cause the L2 agent to crash.

Find out more about CVE-2015-3221 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 4
Base Metrics AV:N/AC:L/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 (openstack-neutron) RHSA-2015:1680 2015-08-24

Affected Packages State

Platform Package State
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 openstack-neutron Not affected
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) openstack-neutron Not affected

Acknowledgements

Red Hat would like to thank the OpenStack upstream for reporting this issue. Upstream acknowledges Darragh O'Reilly (HP) as the original reporter.

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