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CVE-2015-3241

6.8 · MEDIUM

OpenStack Compute (nova) 2015.1 through 2015.1.1, 2014.2.3, and earlier does not stop the migration process when the instance is deleted, which allows remote authenticated users to cause a denial o…

Published Sep 8, 2015openstackCWE-399EPSS 3.48%

Overview

CVE-2015-3241 is a medium-severity vulnerability affecting openstack nova. It was published on September 8, 2015 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

OpenStack Compute (nova) 2015.1 through 2015.1.1, 2014.2.3, and earlier does not stop the migration process when the instance is deleted, which allows remote authenticated users to cause a denial of service (disk, network, and other resource consumption) by resizing and then deleting an instance.

Remediation

Check the references section for vendor advisories and patches from openstack. Update nova to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
openstacknova2014.2Affected

References

Refrhn.redhat.com/errata/RHSA-2015-1723.htmlRefrhn.redhat.com/errata/RHSA-2015-1898.htmlRefwww.securityfocus.com/bid/75372GitHubgithub.com/openstack/ossa/blob/482576204dec96f580817b119e3166d71c757731/ossa/OSSA-2015-015.yamlReflaunchpad.net/bugs/1387543Refsecurity.openstack.org/ossa/OSSA-2015-015.htmlRefrhn.redhat.com/errata/RHSA-2015-1723.htmlRefrhn.redhat.com/errata/RHSA-2015-1898.htmlRefwww.securityfocus.com/bid/75372GitHubgithub.com/openstack/ossa/blob/482576204dec96f580817b119e3166d71c757731/ossa/OSSA-2015-015.yaml

How CyberStrike helps

Frequently asked questions

What is CVE-2015-3241?

CVE-2015-3241 is a medium-severity vulnerability affecting openstack nova. It was published on September 8, 2015 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

How severe is CVE-2015-3241?

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2015-3241?

Check the references section for vendor advisories and patches from openstack. Update nova to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-3241?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-3241 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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