CVE-2015-7546
Published: 3 February 2016
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.
Notes
Author | Note |
---|---|
mdeslaur | we will not be fixing this in Ubuntu 14.04 LTS. Users are encouraged to migrate to a different token provider as described in the upstream advisory. |
Priority
Status
Package | Release | Status |
---|---|---|
keystone Launchpad, Ubuntu, Debian |
precise |
Ignored
(end of life)
|
trusty |
Does not exist
(trusty was ignored)
|
|
upstream |
Needs triage
|
|
vivid |
Ignored
(end of life)
|
|
wily |
Not vulnerable
(2:8.1.0-0ubuntu1)
|
|
xenial |
Not vulnerable
(2:9.0.0-0ubuntu1)
|
|
yakkety |
Not vulnerable
(2:9.0.0-0ubuntu1)
|
|
zesty |
Not vulnerable
(2:9.0.0-0ubuntu1)
|
|
Patches: upstream: https://review.openstack.org/#/c/258141/ |
||
python-keystonemiddleware Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
vivid |
Ignored
(end of life)
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Not vulnerable
(4.4.0-3)
|
|
yakkety |
Not vulnerable
(4.4.0-3)
|
|
zesty |
Not vulnerable
(4.4.0-3)
|
|
Patches: upstream: https://review.openstack.org/#/c/258143/ |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |