Vulnerability CVE-2016-2140
Published: 2016-04-12

Description:
The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an ephemeral or root disk.

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:M/Au:S/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Openstack -> Compute 

 References:
http://www.openwall.com/lists/oss-security/2016/03/08/6
http://www.securityfocus.com/bid/84277
https://bugs.launchpad.net/nova/+bug/1548450
https://security.openstack.org/ossa/OSSA-2016-007.html
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