CVE-2014-5251

mediumpriority · track · 21EPSS 0.016 · 76 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.59% (76th) EPSS

CVSS 4.9 · medium

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.9mediumAV:N/AC:M/Au:S/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 4.9

v2.04.2mediumAV:N/AC:M/Au:S/C:P/I:P/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:Nsecondary · OSV

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-255USprimaryCWE-613US

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
canonical ubuntu linux= 14.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
openstack keystone= 2014.1nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2014.1.2nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= juno-1nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= juno-2nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
PyPI keystone< 8.0.0a0osvUSpkg:pypi/keystone

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-gmvp-5rf9-mxcmOpenStack Identity (Keystone) Multiple vulnerabilities in revocation events2022-05-17ghsa · osvUS
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.
PYSEC-2014-1072014-08-25vendor · osvUS
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.

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2014-08-25modified 2026-06-17

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references (15)

External citations — patches, advisories, analysis.

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