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Vulnerability record · CVE-2014-3476 · published 17 June 2014

CVE-2014-3476: Openstack keystone improper privilege management vulnerability

Openstack · Keystone

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.

6.0 CVSS 2.0 Medium EPSS 2.3% · top 17.2% CWE-269 · Improper privilege management
6.0CVSS 2.0 base score
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

AV:N/AC:M/Au:S/C:P/I:P/A:P

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00031.html Mailing ListThird Party Advisory
http://secunia.com/advisories/57886 Third Party Advisory
http://secunia.com/advisories/59547 Third Party Advisory
http://www.openwall.com/lists/oss-security/2014/06/12/3 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/68026 Third Party AdvisoryVDB Entry
https://bugs.launchpad.net/keystone/+bug/1324592 ExploitIssue TrackingThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00031.html Mailing ListThird Party Advisory
http://secunia.com/advisories/57886 Third Party Advisory
http://secunia.com/advisories/59547 Third Party Advisory
http://www.openwall.com/lists/oss-security/2014/06/12/3 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/68026 Third Party AdvisoryVDB Entry
https://bugs.launchpad.net/keystone/+bug/1324592 ExploitIssue TrackingThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2026-42998Openstack keystone incorrect authorization vulnerabilityAn issue was discovered in OpenStack Keystone before 29.0.2. The Keystone application credential authentication plugin does not verify that the user …EPSS 0.40%8.8CVE-2026-42999Openstack keystone incorrect authorization vulnerabilityAn issue was discovered in OpenStack Keystone before 29.0.2. The Keystone RBAC policy enforcer in enforce_call unconditionally merges the raw JSON re…EPSS 0.42%8.8CVE-2026-43000Openstack keystone incorrect authorization vulnerabilityAn issue was discovered in OpenStack Keystone before 29.0.2. When combined with an application credential impersonation vulnerability, an attacker wi…EPSS 0.43%8.8CVE-2020-12689Openstack keystone improper privilege management vulnerabilityAn issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application crede…EPSS 1.6%8.8CVE-2020-12690Openstack keystone insufficient session expiration vulnerabilityAn issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. The list of roles provided for an OAuth1 access token is silently ignored. T…EPSS 1.9%8.8CVE-2020-12691Openstack keystone incorrect authorization vulnerabilityAn issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any authenticated user can create an EC2 credential for themselves for a pro…EPSS 4.9%8.8CVE-2019-19687Openstack keystone insufficiently protected credentials vulnerabilityOpenStack Keystone 15.0.0 and 16.0.0 is affected by Data Leakage in the list credentials API. Any user with a role on a project is able to list any c…EPSS 1.8%8.1CVE-2026-44394Openstack keystone incorrect authorization vulnerabilityAn issue was discovered in OpenStack Keystone before 29.0.2. The Keystone federated token rescoping mechanism does not propagate the original token's…EPSS 0.32%

Source: NIST National Vulnerability Database (record CVE-2014-3476), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.