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Fencer Intel
medium 6.5

CVE-2014-5251 json

OpenStack Identity (Keystone) Multiple vulnerabilities in revocation events

published 2014-08-25 12 y ago modified 2026-06-17 4 mo ago also GHSA-gmvp-5rf9-mxcm , PYSEC-2014-107 , EUVD-2014-0027

cvss
6.5
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

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.

Patch / fix

  • pypi keystone 8.0.0a0
  • keystone Debian 14, Debian 13, Debian 12 2014.1.2.1-1

debian advisories DEBIAN-CVE-2014-5251

  • keystone Ubuntu 14.04 LTS 1:2014.1.2.1-0ubuntu1.1

ubuntu advisories UBUNTU-CVE-2014-5251

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • openstack-keystone openstack 5 2014.1.2.1-2.el6ost
  • python-keystone openstack 5 2014.1.2.1-2.el6ost
  • openstack-keystone openstack 5 2014.1.2.1-1.el7ost
  • python-keystone openstack 5 2014.1.2.1-1.el7ost

red hat advisories RHSA-2014:1122RHSA-2014:1121

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-5251 updated cvss 4.9

openstack-keystone: revocation events are broken with mysql

  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 python-keystone 2014.1.2.1-2.el6ost, openstack-keystone 2014.1.2.1-2.el6ost
    fixed: vendor fix RHSA-2014:1122
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 python-keystone 2014.1.2.1-1.el7ost, openstack-keystone 2014.1.2.1-1.el7ost
    fixed: vendor fix RHSA-2014:1121
  • Red Hat OpenStack Platform 4 openstack-keystone
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:N/AC:M/Au:S/C:P/I:P/A:N
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
pypi keystone
<8.0.0a0
8.0.0a0

Classification

Weakness
  • CWE-255 Credentials Management Errors
  • CWE-613 DEPRECATED: Insufficient Session Expiration

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.