Upstream information

CVE-2015-7546 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 6 5.4
Vector AV:N/AC:M/Au:S/C:P/I:P/A:P AV:A/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network Adjacent Network
Access Complexity Medium Medium
Authentication Single None
Confidentiality Impact Partial Partial
Integrity Impact Partial Partial
Availability Impact Partial Partial

Note from the SUSE Security Team

SUSE OpenStack Cloud 5 is affected by this problem, but we can not change this per update. The Administrator can apply a change to fix this security problem in the Keystone Barclamp, 'Algorithm for Token Generation'. Please refer to the OpenStack Security Notice for the details.

SUSE Bugzilla entry: 958756 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE OpenStack Cloud 6
  • crowbar-openstack >= 3.0+git.1456169766.1e60d19-1.1
Patchnames:
SUSE OpenStack Cloud 6 GA crowbar-openstack


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Cloud 5 openstack-keystone Already fixed