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CVE-2014-2237

The memcache token backend in OpenStack Identity (Keystone) 2013.1 through 2.013.1.4, 2013.2 through 2013.2.2, and icehouse before icehouse-3, when issuing a trust token with impersonation enabled, does not include this token in the trustee's token-index-list, which prevents the token from being invalidated by bulk token revocation and allows the trustee to bypass intended access restrictions.

Security Impact Summary

CVE-2014-2237 is a security vulnerability that . Impacting 1 product from openstack organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2014, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2014-04-01T06:35:53.637

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	openstack	keystone	2013.1	Yes
Application	openstack	keystone	2013.1.1	Yes
Application	openstack	keystone	2013.1.2	Yes
Application	openstack	keystone	2013.1.3	Yes
Application	openstack	keystone	2013.1.4	Yes
Application	openstack	keystone	2013.2.2	Yes

References

http://rhn.redhat.com/errata/RHSA-2014-0580.html ([email protected])
http://www.openwall.com/lists/oss-security/2014/03/04/16 ([email protected])
http://www.securityfocus.com/bid/65895 ([email protected])
https://bugs.launchpad.net/keystone/+bug/1260080 ([email protected])
http://rhn.redhat.com/errata/RHSA-2014-0580.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/03/04/16 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/65895 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/keystone/+bug/1260080 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For openstack's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.