Improper access control in nova_libvirt container provided by the Red Hat OpenStack…
Priority MEDIUM 44CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-284.
Summary
A flaw was found in the nova_libvirt container provided by the Red Hat OpenStack Platform 16, where it does not have SELinux enabled. This flaw causes sVirt, an important isolation mechanism, to be disabled for all running virtual machines.
Why it matters now
EPSS 0.00889 59th percentileScored 2026-11-07
Fix Fixed Red Hat: 3 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | nova_libvirt container provided by the Red Hat OpenStack Platform | 16 | — | No fix listed | CNA |
- nova_libvirt container provided by the Red Hat OpenStack Platform Vendor— Affected 16 Fixed in — No fix listed CNA
Remediation
Red Hat 3 advisories
- RHSA-2020:3410 Released 2020-08-11 · Red Hat rating Importantpython-paunch and openstack-tripleo-heat-templates security update
- Red Hat OpenStack Platform 15.0 openstack-tripleo-heat-templates-10.6.3-0.20200113185561.cf467ea.el8ost, paunch-services-4.5.3-0.20200108190460.3c38fe6.el8ost, python-paunch-4.5.3-0.20200108190460.3c38fe6.el8ost +1
- RHSA-2020:3406 Released 2020-08-11 · Red Hat rating Importantpython-paunch and openstack-tripleo-heat-templates security update
- Red Hat OpenStack Platform 16.0 openstack-tripleo-heat-templates-11.3.2-0.20200405044628.ec9970c.el8ost, paunch-services-5.3.2-0.20200320172310.ebc49c4.el8ost, python-paunch-5.3.2-0.20200320172310.ebc49c4.el8ost +1
- RHSA-2020:3199 Released 2020-07-29 · Red Hat rating Importantopenstack-tripleo-heat-templates security update
- Red Hat OpenStack Platform 16.1 openstack-tripleo-heat-templates-11.3.2-0.20200616081532.396affd.el8ost
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenStack Platform 15.0 | Fixed | RHSA-2020:3410 |
| Red Hat OpenStack Platform 16.0 | Fixed | RHSA-2020:3406 |
| Red Hat OpenStack Platform 16.1 | Fixed | RHSA-2020:3199 |
Not affected: 2 products
- Red Hat OpenStack Platform 10 (Newton)
- Red Hat OpenStack Platform 13 (Queens)
Timeline
- 2026-10-02 Threatist record created from CVE-2020-10731
- 2026-10-03 Alias added: GHSA-9m56-29jp-mr7j
References
More Red Hat Openstack Platform vulnerabilities
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2023-26623 The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6… CVSS 3.1MEDIUM 5.9
- TI-2023-01529 Information leak in api CVSS 3.1HIGH 7.4
- TI-2022-03027 Uncontrolled resource consumption in openstack-neutron CVSS 3.1MEDIUM 6.5
- TI-2021-02596 Open redirect in openstack-nova CVSS 3.1MEDIUM 6.1
- TI-2023-01565 A flaw was found in openvswitch (OVS). CVSS 3.1HIGH 8.2
Sources
- CVE-2020-10731 · CVE Program
- CVE-2020-10731 · NVD
- FIRST EPSS
- GHSA-9m56-29jp-mr7j · GitHub Advisory Database · CC BY 4.0
- CVE-2020-10731 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences