CVE-2013-2030

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-12-27 · updated 2026-06-16
Weakness: CWE-264

Description

keystone/middleware/auth_token.py in OpenStack Nova Folsom, Grizzly, and Havana uses an insecure temporary directory for storing signing certificates, which allows local users to spoof servers by pre-creating this directory, which is reused by Nova, as demonstrated using /tmp/keystone-signing-nova on Fedora.

Affected products

OpenStack Compute: 2013.1, 2013.1.1, 2013.1.2, 2013.1.3
OpenStack Folsom: all versions
OpenStack Grizzly: 2013.1
OpenStack Havana: havana-1, havana-2, havana-3

References

http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105916.html
http://lists.openstack.org/pipermail/openstack-announce/2013-May/000098.html
http://www.openwall.com/lists/oss-security/2013/05/09/2
https://bugs.launchpad.net/nova/+bug/1174608
https://bugzilla.redhat.com/show_bug.cgi?id=958285
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105916.html
http://lists.openstack.org/pipermail/openstack-announce/2013-May/000098.html
http://www.openwall.com/lists/oss-security/2013/05/09/2
https://bugs.launchpad.net/nova/+bug/1174608
https://bugzilla.redhat.com/show_bug.cgi?id=958285

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