MEDIUM
OpenStack: Keystone Token revocation failure using Keystone memcache/KVS backends
Published Sep 23, 2013
6.9
MEDIUMCVSS 4.0
EPSS 2.70%
Description
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.
Affected products
No data.
OR
- 2012.2
- 2012.2.1
- 2012.2.2
- 2012.2.3
- 2012.2.4
- 2013.1
- 2013.1.1
- 2013.1.2
- 2013.1.3
No data.
OpenStack 3 for RHEL 6
openstack-keystone-0:2013.1.3-2.el6ost
Fixed · RHSA-2013:1285
Red Hat OpenStack Platform 4
openstack-keystone
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| OpenStack 3 for RHEL 6 | openstack-keystone-0:2013.1.3-2.el6ost | Fixed | RHSA-2013:1285 |
| Red Hat OpenStack Platform 4 | openstack-keystone | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
6.9 MEDIUM GHSA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Attack Vector Network
Attack Complexity Low
Attack Requirements None
Privileges Required None
User Interaction None
Vulnerable System Confidentiality None
Vulnerable System Integrity Low
Vulnerable System Availability None
Subsequent System Confidentiality None
Subsequent System Integrity None
Subsequent System Availability None
5.3 MEDIUM GHSA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact Low
Availability Impact None
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.70% 0.02696
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02696
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.70% (0.02696) | 85.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.34% (0.02342) | 81.36th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.92% (0.00919) | 73.84th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.90% (0.02900) | 77.24th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.99% (0.00993) | 75.34th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.53% (0.00530) | 77.82th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.53% (0.00530) | 76.36th | v3 (v2023.03.01) |
| Aug 6, 2023 | 0.53% (0.00530) | 73.99th | v3 (v2023.03.01) |
| May 6, 2023 | 0.75% (0.00751) | 78.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.74% (0.00738) | 77.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.32% (0.01319) | 70.74th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.97% (0.01974) | 78.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (13)
- http://osvdb.org/97237 vdb-entryx_refsource_OSVDB
- http://rhn.redhat.com/errata/RHSA-2013-1285.html vendor-advisoryx_refsource_REDHAT
- http://seclists.org/oss-sec/2013/q3/586 mailing-listx_refsource_MLISTPatch
- http://secunia.com/advisories/54706 third-party-advisoryx_refsource_SECUNIA
- http://www.ubuntu.com/usn/USN-2002-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/errata/RHSA-2013:1285
- https://access.redhat.com/security/cve/CVE-2013-4294 Vendor Advisory
- https://bugs.launchpad.net/keystone/+bug/1202952 x_refsource_CONFIRMVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1004452 Issue Tracking
- https://github.com/advisories/GHSA-5qpp-v56f-mqfm Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2013-42.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2013-4294
- https://www.cve.org/CVERecord?id=CVE-2013-4294
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/97237 | vdb-entryx_refsource_OSVDB | |
| http://rhn.redhat.com/errata/RHSA-2013-1285.html | vendor-advisoryx_refsource_REDHAT | |
| http://seclists.org/oss-sec/2013/q3/586 | mailing-listx_refsource_MLISTPatch | |
| http://secunia.com/advisories/54706 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.ubuntu.com/usn/USN-2002-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://access.redhat.com/errata/RHSA-2013:1285 | ||
| https://access.redhat.com/security/cve/CVE-2013-4294 | Vendor Advisory | |
| https://bugs.launchpad.net/keystone/+bug/1202952 | x_refsource_CONFIRMVendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1004452 | Issue Tracking | |
| https://github.com/advisories/GHSA-5qpp-v56f-mqfm | Advisory | |
| https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2013-42.yaml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2013-4294 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-4294 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Sep 23, 2013
Updated Aug 6, 2024
Reserved Jun 12, 2013
Link CVE-2013-4294
CISA Vulnrichment
GHSA-5QPP-V56F-MQFM Updated n/a