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CVE-2013-6391

5.8 · MEDIUM

The ec2tokens API in OpenStack Identity (Keystone) before Havana 2013.2.1 and Icehouse before icehouse-2 does not return a trust-scoped token when one is received, which allows remote trust users t…

Published Dec 14, 2013openstackCWE-269EPSS 2.24%

Overview

CVE-2013-6391 is a medium-severity vulnerability affecting openstack keystone. It was published on December 14, 2013 and has a CVSS 2.0 base score of 5.8 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The ec2tokens API in OpenStack Identity (Keystone) before Havana 2013.2.1 and Icehouse before icehouse-2 does not return a trust-scoped token when one is received, which allows remote trust users to gain privileges by generating EC2 credentials from a trust-scoped token and using them in an ec2tokens API request.

Remediation

Check the references section for vendor advisories and patches from openstack. Update keystone 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
openstackkeystone>= 2013.2, < 2013.2.1Affected

References

Refrhn.redhat.com/errata/RHSA-2014-0089.htmlRefsecunia.com/advisories/56079Refsecunia.com/advisories/56154Refwww.openwall.com/lists/oss-security/2013/12/11/7Refwww.securityfocus.com/bid/64253Refwww.ubuntu.com/usn/USN-2061-1Refbugs.launchpad.net/keystone/+bug/1242597Refexchange.xforce.ibmcloud.com/vulnerabilities/89657Refrhn.redhat.com/errata/RHSA-2014-0089.htmlRefsecunia.com/advisories/56079

How CyberStrike helps

Frequently asked questions

What is CVE-2013-6391?

CVE-2013-6391 is a medium-severity vulnerability affecting openstack keystone. It was published on December 14, 2013 and has a CVSS 2.0 base score of 5.8 (MEDIUM).

How severe is CVE-2013-6391?

This vulnerability has a CVSS 2.0 base score of 5.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-6391?

Check the references section for vendor advisories and patches from openstack. Update keystone 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-2013-6391?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-6391 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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