CVE-2014-7821

Description

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.

Category

4.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.43% Top 25%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory openstack.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2014-1938.html third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/98818 third party advisory vdb entry
http://rhn.redhat.com/errata/RHSA-2015-0044.html third party advisory vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155351.html third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html third party advisory
http://lists.openstack.org/pipermail/openstack-announce/2014-November/000303.html patch vendor advisory mailing list
http://rhn.redhat.com/errata/RHSA-2014-1942.html third party advisory vendor advisory
http://secunia.com/advisories/62586 third party advisory
https://bugs.launchpad.net/neutron/+bug/1378450 third party advisory

Frequently Asked Questions

What is the severity of CVE-2014-7821?
CVE-2014-7821 has been scored as a medium severity vulnerability.
How to fix CVE-2014-7821?
To fix CVE-2014-7821, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-7821 being actively exploited in the wild?
It is possible that CVE-2014-7821 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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