CVE-2012-2101
Openstack Compute (Nova) Denial of service via network request that triggers large number of iptables rules
EPSS 0.89%
Description
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.
How to fix CVE-2012-2101
To remediate CVE-2012-2101, upgrade the affected package to a fixed version below.
- Debian/nova—upgrade to 2012.1-2 or later
- —upgrade to 12.0.0a0 or later
- —upgrade to 8c8735a73afb16d5856f0aa6088e9ae406c52beb or later
Is CVE-2012-2101 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2012.1-2
- from 0, < 12.0.0a0
- from 0, < 8c8735a73afb16d5856f0aa6088e9ae406c52beb, < a67db4586f70ed881d65e80035b2a25be195ce64, < 1f644d210557b1254f7c7b39424b09a45329ade7 | from 0