Information disclosure in OpenStack Nova
CVE-2016-2140
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.021 (81.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.021 · change: +0.001
Affected products
Weakness classification (CWE)
References
- bugs.launchpad.net/nova/+bug/1548450 (Third Party Advisory)
- security.openstack.org/ossa/OSSA-2016-007.html (Patch, Vendor Advisory)
- www.securityfocus.com/bid/84277 (VDB Entry, Third Party Advisory, vdb-entry)
- www.openwall.com/lists/oss-security/2016/03/08/6 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-2140?
- CVE-2016-2140 is a medium-severity vulnerability in OpenStack Nova, classified under Information Disclosure. CVSS score: 5.3/10. Published 2016-04-12.
- How severe is CVE-2016-2140?
- Medium severity. CVSS v3 base score is 5.3 out of 10.