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Vulnerability record · CVE-2014-2828 · published 15 April 2014

CVE-2014-2828: Openstack keystone improper authentication vulnerability

Openstack · Keystone

The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka "authentication chaining."

7.8 CVSS 2.0 High EPSS 3.2% · top 12.5% CWE-287 · Improper authentication
7.8CVSS 2.0 base score
3.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka "authentication chaining."

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

Affected products

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

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2014-1688.html
http://www.openwall.com/lists/oss-security/2014/04/10/20
https://bugs.launchpad.net/keystone/+bug/1300274
http://rhn.redhat.com/errata/RHSA-2014-1688.html
http://www.openwall.com/lists/oss-security/2014/04/10/20
https://bugs.launchpad.net/keystone/+bug/1300274

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2014-2828), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.