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CVE-2016-2140

Published: 12 April 2016

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.

Notes

AuthorNote
sbeattie
from debian: Affects: <=2015.1.3, >=12.0.0 <=12.0.2

Priority

Low

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package Release Status
nova
Launchpad, Ubuntu, Debian
precise Ignored
(end of life)
trusty
Released (1:2014.1.5-0ubuntu1.7)
upstream Needs triage

wily Not vulnerable
(2:12.0.0-0ubuntu2)
xenial Not vulnerable
(2:12.0.0-0ubuntu2)
yakkety Not vulnerable
(2:12.0.0-0ubuntu2)
zesty Not vulnerable
(2:12.0.0-0ubuntu2)
Patches:
upstream: https://review.openstack.org/289960 (Kilo)
upstream: https://review.openstack.org/289958 (Liberty)
upstream: https://review.openstack.org/289957 (Mitaka)

Severity score breakdown

Parameter Value
Base score 5.3
Attack vector Network
Attack complexity High
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N