openstack-nova: network security group changes are not applied to running instances
Published Oct 29, 2015
5.0
MEDIUMCVSS 2.0
EPSS 3.70%
Description
OpenStack Compute (Nova) before 2014.2.4 (juno) and 2015.1.x before 2015.1.2 (kilo) do not properly apply security group changes, which allows remote attackers to bypass intended restriction by leveraging an instance that was running when the change was made.
Affected products
No data.
No data.
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6
openstack-nova-0:2014.1.5-16.el6ost
Fixed · RHSA-2016:0017
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7
openstack-nova-0:2014.1.5-9.el7ost
Fixed · RHSA-2015:2684
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7
openstack-nova-0:2014.2.3-42.el7ost
Fixed · RHSA-2016:0013
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
openstack-nova-0:2015.1.2-7.el7ost
Fixed · RHSA-2015:2673
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
python-novaclient-1:2.23.0-2.el7ost
Fixed · RHSA-2015:2673
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 | openstack-nova-0:2014.1.5-16.el6ost | Fixed | RHSA-2016:0017 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 | openstack-nova-0:2014.1.5-9.el7ost | Fixed | RHSA-2015:2684 |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | openstack-nova-0:2014.2.3-42.el7ost | Fixed | RHSA-2016:0013 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | openstack-nova-0:2015.1.2-7.el7ost | Fixed | RHSA-2015:2673 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | python-novaclient-1:2.23.0-2.el7ost | Fixed | RHSA-2015:2673 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.70% (0.03700) | 89.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.67% (0.03670) | 88.18th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.81% (0.00813) | 72.04th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.06% (0.02059) | 73.20th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.81% (0.00813) | 72.58th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.53% (0.00531) | 77.85th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.53% (0.00531) | 76.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.53% (0.00531) | 73.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.32% (0.01319) | 70.74th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.17% (0.02172) | 80.18th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (15)
- http://rhn.redhat.com/errata/RHSA-2015-2684.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.securityfocus.com/bid/76960 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2015:2673 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2015:2684
- https://access.redhat.com/errata/RHSA-2016:0013
- https://access.redhat.com/errata/RHSA-2016:0017
- https://access.redhat.com/security/cve/CVE-2015-7713 Vendor Advisory
- https://bugs.launchpad.net/nova/+bug/1491307 x_refsource_CONFIRMThird Party Advisory
- https://bugs.launchpad.net/nova/+bug/1492961 x_refsource_CONFIRMThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1269119 Issue Tracking
- https://github.com/advisories/GHSA-67rh-9p29-vrxr Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-7713
- https://security.openstack.org/ossa/OSSA-2015-021.html x_refsource_CONFIRMVendor Advisory
- https://web.archive.org/web/20200228024902/http://www.securityfocus.com/bid/76960
- https://www.cve.org/CVERecord?id=CVE-2015-7713
Change history (0)
No recorded changes yet.