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 |
CVSS v3 Scores
| National Vulnerability Database |
Base Score | 7.5 |
Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
Access Vector | Network |
Access Complexity | High |
Privileges Required | Low |
User Interaction | None |
Scope | Unchanged |
Confidentiality Impact | High |
Integrity Impact | High |
Availability Impact | High |
CVSSv3 Version | 3.1 |
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
| |
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Please note that this evaluation state might be work in progress, incomplete or outdated.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 |