CVE-2013-6391 Privilege escalation in n/a

Medium 5.8 Published Updated

Remote trust users can escalate privileges by generating EC2 credentials from a trust-scoped token and using them in the ec2tokens API.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2013-6391?

CVE-2013-6391 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 14 Dec 2013. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-269

Which versions are affected by CVE-2013-6391?

It affects 3 products.

Linux distribution packages (3)
openstack-keystone Red Hat:openstack:4::el6All versions0:2013.2.1-1.el6ost
openstack-keystone-doc Red Hat:openstack:4::el6All versions0:2013.2.1-1.el6ost
python-keystone Red Hat:openstack:4::el6All versions0:2013.2.1-1.el6ost

Products include Canonical Ubuntu Linux, Openstack Keystone, Redhat Openstack.

How do I fix CVE-2013-6391?

Upgrade to a fixed version.

Is CVE-2013-6391 being exploited?

There is no known exploitation of CVE-2013-6391 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-6391, GHSA-3fpm-8w39-5p69, RHSA-2014:0089.

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