CVE-2016-2140
medium
CVSS v3
5.3
CVSS v2
3.5
VIR risk
5.3
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.
Predictions
Exploit likelihood
63%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-2140
Vendor advisory: secalert@redhat.com — https://security.openstack.org/ossa/OSSA-2016-007.html
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-2140.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2:13.0.0-1 |
| debian | bullseye | fixed | 2:13.0.0-1 |
| debian | forky | fixed | 2:13.0.0-1 |
| debian | sid | fixed | 2:13.0.0-1 |
| debian | trixie | fixed | 2:13.0.0-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | nova | >=12.0.0,<12.0.3 | 12.0.3 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| openstack | nova | {"startIncluding":"12.0.0","endExcluding":"12.0.3"} | 12.0.3 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2016-2140
- https://github.com/openstack/nova/commit/0b194187db9da28225cb5e62be3b45aff5a1c793
- https://github.com/openstack/nova/commit/116b1210ab772c55d1ed1f715687d83877c92701
- https://github.com/openstack/nova/commit/f302bf04ab5dda89cf8ceaeed309006da90c0666
- https://access.redhat.com/errata/RHSA-2016:0363
- https://access.redhat.com/errata/RHSA-2016:0364
- https://access.redhat.com/errata/RHSA-2016:0365
- https://access.redhat.com/errata/RHSA-2016:0366
- https://access.redhat.com/security/cve/CVE-2016-2140
- https://bugs.launchpad.net/nova/+bug/1548450
- https://bugzilla.redhat.com/show_bug.cgi?id=1313454
- https://github.com/openstack/nova
- https://security.openstack.org/ossa/OSSA-2016-007.html
- http://seclists.org/oss-sec/2016/q1/563
- http://www.openwall.com/lists/oss-security/2016/03/08/6
- http://www.securityfocus.com/bid/84277
- https://www.suse.com/security/cve/CVE-2016-2140.html
- https://security-tracker.debian.org/tracker/CVE-2016-2140
CWEs
CWE-200
Verify integrity in audit chain (admin only). AS-IS.