CVE-2014-5251

Name: CVE-2014-5251
Creator: NVD / NIST
Published: 2014-08-25T14:55:07.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.59%

Last modified Jun 17, 2026

CVE-2014-5251 is a vulnerability of currently unknown severity. The MySQL token driver in OpenStack Identity (Keystone) 2014.1.x before 2014.1.2.1 and Juno before Juno-3 stores timestamps with the incorrect precision, which causes the expiration comparison for tokens to fail and allows remote authenticated users to retain access via an expired token.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

The MySQL token driver in OpenStack Identity (Keystone) 2014.1.x before 2014.1.2.1 and Juno before Juno-3 stores timestamps with the incorrect precision, which causes the expiration comparison for tokens to fail and allows remote authenticated users to retain access via an expired token.

Metrics

EPSS Probability

1.59%

72.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-255

Affected Software

Vendor	Product	Versions
Openstack	Keystone	2014.1
Openstack	Keystone	2014.1.2
Openstack	Keystone	juno-1
Openstack	Keystone	juno-2
Canonical	Ubuntu Linux	14.04

References

Timeline

Published: Aug 25, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-5251?

How severe is CVE-2014-5251?

Severity scoring for CVE-2014-5251 is pending analysis. The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.

How do I fix CVE-2014-5251?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-5251?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST