CVE-2015-7546

7.5 HIGH
Published: February 03, 2016 Modified: May 06, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/80498
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://bugs.launchpad.net/keystone/+bug/1490804
Source: secalert@redhat.com
Issue Tracking Third Party Advisory
https://security.openstack.org/ossa/OSSA-2016-005.html
Source: secalert@redhat.com
Patch Vendor Advisory
https://wiki.openstack.org/wiki/OSSN/OSSN-0062
Source: secalert@redhat.com
Vendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/80498
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugs.launchpad.net/keystone/+bug/1490804
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://security.openstack.org/ossa/OSSA-2016-005.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://wiki.openstack.org/wiki/OSSN/OSSN-0062
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.1%
28th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

openstack oracle