CVE-2016-2140
OpenStack Nova host data access through resize/migration
5.3
MEDIUM
CVSS 3.1
EPSS 0.34%
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.
How to fix CVE-2016-2140
To remediate CVE-2016-2140, upgrade the affected package to a fixed version below.
- —upgrade to 2:13.0.0-1 or later
- —upgrade to 12.0.3 or later
Is CVE-2016-2140 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2:13.0.0-1
- >= 12.0.0, < 12.0.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |