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[openstack-announce] [OSSA 2015-011.1] Cinder host file disclosure through qcow2 backing file (CVE-2015-1851) ERRATA 1

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OSSA-2015-011.1: Cinder host file disclosure through qcow2 backing file
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:Date: June 16, 2015
:CVE: CVE-2015-1851

Affects
~~~~~~~
- Cinder: versions through 2014.1.4,
and 2014.2 versions through 2014.2.3,
and version 2015.1.0

Description
~~~~~~~~~~~
Bastian Blank from credativ reported a vulnerability in Cinder. By
overwriting an image with a malicious qcow2 header, an authenticated
user may mislead Cinder upload-to-image action, resulting in
disclosure of any file from the Cinder server. All Cinder setups are
affected.

Errata
~~~~~~
CVE-2015-1850 has been assigned to a similar issue in Nova, the
correct CVE number for Cinder is CVE-2015-1851.

Patches
~~~~~~~
- https://review.openstack.org/191871 (Icehouse)
- https://review.openstack.org/191865 (Juno)
- https://review.openstack.org/191786 (Kilo)
- https://review.openstack.org/191785 (Liberty)

Credits
~~~~~~~
- Bastian Blank from Credativ (CVE-2015-1851)

References
~~~~~~~~~~
- https://launchpad.net/bugs/1415087
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1851

Notes
~~~~~
- This fix will be included in future 2014.1.5 (icehouse), 2014.2.4
(juno) and 2015.1.1 (kilo) releases.

OSSA History
~~~~~~~~~~~~
- 2015-06-17 - Errata 1
- 2015-06-16 - Original Version

--
Tristan Cacqueray
OpenStack Vulnerability Management Team


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asked Jun 17, 2015 in openstack-announce by tdecacqu_at_redhat.c (2,120 points)   1 1 2
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