CVE-2016-2140 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Reference

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

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3