CVE-2012-2101

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.

Category

3.5
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.89% Top 30%
Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory secunia.com Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/openstack/nova/commit/1f644d210557b1254f7c7b39424b09a45329ade7
http://www.osvdb.org/81641 vdb entry
https://github.com/openstack/nova/commit/8c8735a73afb16d5856f0aa6088e9ae406c52beb
http://ubuntu.com/usn/usn-1438-1 vendor advisory
https://lists.launchpad.net/openstack/msg10268.html mailing list
https://exchange.xforce.ibmcloud.com/vulnerabilities/75243 vdb entry
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079434.html vendor advisory
https://github.com/openstack/nova/commit/a67db4586f70ed881d65e80035b2a25be195ce64
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079551.html vendor advisory
http://secunia.com/advisories/49048 third party advisory vendor advisory
https://bugs.launchpad.net/nova/+bug/969545
http://secunia.com/advisories/49034 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-2101?
CVE-2012-2101 has been scored as a low severity vulnerability.
How to fix CVE-2012-2101?
To fix CVE-2012-2101, 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-2012-2101 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-2101 is being actively exploited. 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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