[OSSA-2018-002] GET /v3/OS-FEDERATION/projects leaks project information (CVE-2018-14432)

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[OSSA-2018-002] GET /v3/OS-FEDERATION/projects leaks project information (CVE-2018-14432)

Matthew Thode
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OSSA-2018-002: GET /v3/OS-FEDERATION/projects leaks project information
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:Date: July 25, 2018
:CVE: CVE-2018-14432


Affects
~~~~~~~
- Keystone: <11.0.4, ==12.0.0, ==13.0.0


Description
~~~~~~~~~~~
Kristi Nikolla with Boston University reported a vulnerability in
Keystone federation. By doing GET /v3/OS-FEDERATION/projects an
authenticated user may discover projects they have no authority to
access, leaking all projects in the deployment and their attributes.
Only Keystone with the /v3/OS-FEDERATION endpoint enabled via
policy.json is affected.


Patches
~~~~~~~
- https://review.openstack.org/585802 (Ocata)
- https://review.openstack.org/585792 (Pike)
- https://review.openstack.org/585788 (Queens)
- https://review.openstack.org/585782 (Rocky)


Credits
~~~~~~~
- Kristi Nikolla from Boston University (CVE-2018-14432)


References
~~~~~~~~~~
- https://launchpad.net/bugs/1779205
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14432

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