Medium severity · published Apr 12, 2016
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…
5.3
CVSS
2.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Nova · Openstack
12.0.0 before 12.0.3; 2015.1.0 before 2015.1.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-2140
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-2140
Mailing List
http://www.openwall.com/lists/oss-security/2016/03/08/6
Third Party Advisory
http://www.securityfocus.com/bid/84277
Third Party Advisory
https://bugs.launchpad.net/nova/+bug/1548450
Patch
https://security.openstack.org/ossa/OSSA-2016-007.html
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