CVE-2015-7548 Information

Description

OpenStack Compute (Nova) before 2015.1.3 (kilo) and 12.0.x before 12.0.1 (liberty) when using libvirt to spawn instances and use_cow_images is set to false allow remote authenticated users to read arbitrary files by overwriting an instance disk with a crafted image and requesting a snapshot.

CVSS Vector

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

Reference

http://rhn.redhat.com/errata/RHSA-2016-0018.html http://www.securityfocus.com/bid/80176 https://security.openstack.org/ossa/OSSA-2016-001.html

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

3.5