========================================================================== Ubuntu Security Notice USN-3448-1 October 11, 2017
keystone vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS Summary: OpenStack Keystone would allow unintended access over the network. Software Description: - keystone: OpenStack identity service Details: Boris Bobrov discovered that OpenStack Keystone incorrectly handled federation mapping when there are rules in which group-based assignments are not used. A remote authenticated user may receive all the roles assigned to a project regardless of the federation mapping, contrary to expectations. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS: keystone 2:9.3.0-0ubuntu3.1 python-keystone 2:9.3.0-0ubuntu3.1 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3448-1 CVE-2017-2673 Package Information: https://launchpad.net/ubuntu/+source/keystone/2:9.3.0-0ubuntu3.1
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