CVE-2014-7821

mediumpriority · track · 17EPSS 0.039 · 90 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.94% (90th) EPSS

CVSS 4 · medium

Is it mine?

5 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

OpenStack Neutron before 2014.1.4 and 2014.2.x before 2014.2.1 allows remote authenticated users to cause a denial of service (crash) via a crafted dns_nameservers value in the DNS configuration.

cvss

Technical severity, 0–10. One row per scoring source.

4.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.4–4

v2.04mediumAV:N/AC:L/Au:S/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8 · impact 2.9

v2.03.4lowAV:N/AC:L/Au:S/C:N/I:N/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-399USprimary

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
fedoraproject fedora= 20nvdUScpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*
openstack neutron2012.2.1 → 2014.1.4nvdUScpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*
openstack neutron2014.2 → 2014.2.1nvdUScpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:*
redhat openstack= 4.0nvdUScpe:2.3:a:redhat:openstack:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2014-11-24modified 2026-06-17

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references (32)

External citations — patches, advisories, analysis.

scry

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