How severe is CVE-2014-4167?

CVE-2014-4167 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2014-4167 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4167?

CVE-2014-4167 primarily affects Openstack Neutron. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4167?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-4167 published?

CVE-2014-4167 was published on 2014-07-11 and last updated on 2026-06-17.

CVE-2014-4167

CVE-2014-4167 is a low-severity vulnerability in Openstack Neutron with a CVSS 2.0 base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Openstack Neutron
Published: 2014-07-11
Last modified: 2026-06-17

Description

The L3-agent in OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause a denial of service (IPv4 address attachment outage) by attaching an IPv6 private subnet to a L3 router.

Frequently asked questions

What is CVE-2014-4167?: The L3-agent in OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause a denial of service (IPv4 address attachment outage) by attaching an IPv6 private subnet to a L3 router.
How severe is CVE-2014-4167?: CVE-2014-4167 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2014-4167 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4167?: CVE-2014-4167 primarily affects Openstack Neutron. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4167?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-4167 published?: CVE-2014-4167 was published on 2014-07-11 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*
cpe:2.3:a:openstack:neutron:2014.1:*:*:*:*:*:*:*
cpe:2.3:a:openstack:neutron:2014.1.1:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

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