Incorrect Authorization Affecting keystone package, versions <2:9.3.0-0ubuntu3.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-KEYSTONE-399932
- published27 Jun 2018
- disclosed19 Jul 2018
Introduced: 27 Jun 2018
CVE-2017-2673 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 keystone to version 2:9.3.0-0ubuntu3.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream keystone package and not the keystone package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
An authorization-check flaw was discovered in federation configurations of the OpenStack Identity service (keystone). An authenticated federated user could request permissions to a project and unintentionally be granted all related roles including administrative roles.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-2673
- https://bugs.launchpad.net/keystone/+bug/1677723
- https://security-tracker.debian.org/tracker/CVE-2017-2673
- http://seclists.org/oss-sec/2017/q2/125
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2673
- https://access.redhat.com/errata/RHSA-2017:1461
- https://access.redhat.com/errata/RHSA-2017:1597
- http://www.securityfocus.com/bid/98032
- https://access.redhat.com/security/cve/CVE-2017-2673
- https://bugzilla.redhat.com/show_bug.cgi?id=1439586