CVE-2016-2140

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.34%
Vendor Advisory openstack.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.launchpad.net/nova/+bug/1548450 third party advisory
https://security.openstack.org/ossa/OSSA-2016-007.html patch vendor advisory
http://www.securityfocus.com/bid/84277 vdb entry third party advisory
http://www.openwall.com/lists/oss-security/2016/03/08/6 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2016-2140?
CVE-2016-2140 has been scored as a medium severity vulnerability.
How to fix CVE-2016-2140?
To fix CVE-2016-2140, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-2140 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-2140 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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