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Vulnerability record · CVE-2015-7548 · published 12 January 2016

CVE-2015-7548: Openstack nova information exposure vulnerability

Openstack · Nova

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.

3.5 CVSS 3.0 Low EPSS 1.8% · top 22.3% CWE-200 · Information exposure
3.5CVSS 3.0 base score, v2 2.1
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2016-0018.html Third Party Advisory
http://www.securityfocus.com/bid/80176 Third Party AdvisoryVDB Entry
https://security.openstack.org/ossa/OSSA-2016-001.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-0018.html Third Party Advisory
http://www.securityfocus.com/bid/80176 Third Party AdvisoryVDB Entry
https://security.openstack.org/ossa/OSSA-2016-001.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2017-7214Openstack nova sensitive information in log file vulnerabilityAn issue was discovered in exception_wrapper.py in OpenStack Nova 13.x through 13.1.3, 14.x through 14.0.4, and 15.x through 15.0.1. Legacy notificat…EPSS 2.3%8.6CVE-2011-3147Openstack nova information exposure vulnerabilityVersions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesyst…EPSS 0.74%8.6CVE-2017-17051Openstack nova uncontrolled resource consumption vulnerabilityAn issue was discovered in the default FilterScheduler in OpenStack Nova 16.0.3. By repeatedly rebuilding an instance with new images, an authenticat…EPSS 2.0%8.5CVE-2026-46448Openstack nova vulnerabilityIn OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The resulting instance has no Placement allocation.EPSS 0.46%8.3CVE-2020-17376Openstack nova xml external entity (xxe) vulnerabilityAn issue was discovered in Guest.migrate in virt/libvirt/guest.py in OpenStack Nova before 19.3.1, 20.x before 20.3.1, and 21.0.0. By performing a so…EPSS 1.7%7.5CVE-2017-18191Openstack nova vulnerabilityAn issue was discovered in OpenStack Nova 15.x through 15.1.0 and 16.x through 16.1.1. By detaching and reattaching an encrypted volume, an attacker …EPSS 3.7%7.5CVE-2015-5162Openstack cinder vulnerabilityThe image parser in OpenStack Cinder 7.0.2 and 8.0.0 through 8.1.1; Glance before 11.0.1 and 12.0.0; and Nova before 12.0.4 and 13.0.0 does not prope…EPSS 3.1%6.8CVE-2015-3280Openstack nova vulnerabilityOpenStack Compute (nova) before 2014.2.4 (juno) and 2015.1.x before 2015.1.2 (kilo) does not properly delete instances from compute nodes, which allo…EPSS 3.4%

Source: NIST National Vulnerability Database (record CVE-2015-7548), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.