CVE-2013-6437
OpenStack Nova DoS through ephemeral disk backing files
EPSS 0.43%
Description
The libvirt driver in OpenStack Compute (Nova) before 2013.2.2 and icehouse before icehouse-2 allows remote authenticated users to cause a denial of service (disk consumption) by creating and deleting instances with unique os_type settings, which triggers the creation of a new ephemeral disk backing file.
How to fix CVE-2013-6437
To remediate CVE-2013-6437, upgrade the affected package to a fixed version below.
- Debian/nova—upgrade to 2013.2.2 or later
- PyPI/nova—upgrade to 12.0.0a0 or later
Is CVE-2013-6437 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2013.2.2
- from 0, < 12.0.0a0