Home/CVE/The identity service in OpenStack Identity (Keystone) before 2015.1.3 (Kilo) and 8.0.x before 8.0.2 (Liberty) and keysto
CVE

CVE-2015-7546

The identity service in OpenStack Identity (Keystone) before 2015.1.3 (Kilo) and 8.0.x before 8.0.2 (Liberty) and keysto

The identity service in OpenStack Identity (Keystone) before 2015.1.3 (Kilo) and 8.0.x before 8.0.2 (Liberty) and keystonemiddleware (formerly python-keystoneclient) before 1.5.4 (Kilo) and Liberty before 2.3.3 does not properly invalidate authorization tokens when using the PKI or PKIZ token providers, which allows remote authenticated users to bypass intended access restrictions and gain access to cloud resources by manipulating byte fields within a revoked token.

HIGH · CVSS 7.5 EPSS 0.00105
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-522Insufficiently Protected Credentials
▤

Affected Products & Versions

5
openstack keystonemiddleware>= 1.5.0 and <= 1.5.3
openstack keystonemiddleware>= 1.6.0 and <= 2.3.2
openstack keystone>= 8.0.0 and < 8.0.2
openstack keystone>= 2015.1.0 and <= 2015.1.2
oracle solarisall versions
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI keystone HIGH fixed in 9.0.0.0b2
PyPI keystonemiddleware HIGH fixed in 4.1.0
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Feb 2016 · 06:59 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
http://www.securityfocus.com/bid/80498Third Party AdvisoryVDB Entry
https://bugs.launchpad.net/keystone/+bug/1490804Issue TrackingThird Party Advisory
https://security.openstack.org/ossa/OSSA-2016-005.htmlPatchVendor Advisory
https://wiki.openstack.org/wiki/OSSN/OSSN-0062Vendor Advisory
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