Vulnerability in OpenStack Nova

CVE-2012-2101

Openstack Compute (Nova) Folsom, 2012.1, and 2011.3 does not limit the number of security group rules, which allows remote authenticated users with certain permissions to cause a denial of service (CPU and hard drive consumption) via a network request that triggers a large number of iptables rules.

EPSS: 0.015 (71.3th percentile) — read the EPSS interpretation.

Affected products

  • Openstack Nova — versions 2011.3, 2012.1, folsom
  • N/a — versions n/a

Weakness classification (CWE)

References