CVE-2014-3476

Severity: medium (CVSS 6.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-06-17 · updated 2026-06-17
Weakness: CWE-269

Description

OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.

Affected products

OpenStack Keystone: from 2013.2 before 2013.2.4; from 2014.1 before 2014.1.2 — fixed in 2013.2.4, 2014.1.2
SUSE Cloud: 3

How to fix

Upgrade to a fixed version: OpenStack Keystone 2013.2.4, 2014.1.2. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00031.html
http://secunia.com/advisories/57886
http://secunia.com/advisories/59547
http://www.openwall.com/lists/oss-security/2014/06/12/3
http://www.securityfocus.com/bid/68026
https://bugs.launchpad.net/keystone/+bug/1324592
http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00031.html
http://secunia.com/advisories/57886
http://secunia.com/advisories/59547
http://www.openwall.com/lists/oss-security/2014/06/12/3
http://www.securityfocus.com/bid/68026
https://bugs.launchpad.net/keystone/+bug/1324592

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