CVE-2013-4294

mediumpriority · track · 21EPSS 0.027 · 86 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.70% (86th) EPSS

CVSS 5 · medium

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

The (1) mamcache and (2) KVS token backends in OpenStack Identity (Keystone) Folsom 2012.2.x and Grizzly before 2013.1.4 do not properly compare the PKI token revocation list with PKI tokens, which allow remote attackers to bypass intended access restrictions via a revoked PKI token.

cvss

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

5.3

010

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

v2.05mediumAV:N/AC:L/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.3mediumAV:N/AC:L/Au:N/C:N/I:P/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · OSV

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USprimary

affected products (11)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
openstack keystone= 2012.2nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2012.2.1nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2012.2.2nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2012.2.3nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2012.2.4nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2013.1nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2013.1.1nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2013.1.2nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
openstack keystone= 2013.1.3nvdUScpe:2.3:a:openstack:keystone:*:*:*:*:*:*:*:*
PyPI keystone2012.2.0 → 2013.1.4osvUSpkg:pypi/keystone

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-5qpp-v56f-mqfmOpenStack Identity (Keystone) allows remote attackers to bypass intended access restrictions via revoked PKI token2022-05-17ghsa · osvUS
The (1) mamcache and (2) KVS token backends in OpenStack Identity (Keystone) Folsom 2012.2.x and Grizzly before 2013.1.4 do not properly compare the PKI token revocation list with PKI tokens, which allow remote attackers to bypass intended access restrictions via a revoked PKI token.
PYSEC-2013-422013-09-23vendor · osvUS
The (1) mamcache and (2) KVS token backends in OpenStack Identity (Keystone) Folsom 2012.2.x and Grizzly before 2013.1.4 do not properly compare the PKI token revocation list with PKI tokens, which allow remote attackers to bypass intended access restrictions via a revoked PKI 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 2013-09-23modified 2026-06-16

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+8950 more

references (21)

External citations — patches, advisories, analysis.

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