openstack-neutron: MAC source address spoofing vulnerability
Published Jun 17, 2016
8.2
HIGHCVSS 3.0
EPSS 3.27%
Description
The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended MAC-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via (1) a crafted DHCP discovery message or (2) crafted non-IP traffic.
Affected products
No data.
No data.
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
openstack-neutron-0:2015.1.4-2.el7ost
Fixed · RHSA-2016:1474
Red Hat OpenStack Platform 8.0 (Liberty)
openstack-neutron-1:7.0.4-11.el7ost
Fixed · RHSA-2016:1473
Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)
openstack-neutron
Will not fix
Red Hat Enterprise Linux OpenStack Platform 6 (Juno)
openstack-neutron
Will not fix
Red Hat OpenStack Platform 10 (Newton)
openstack-neutron
Not affected
Red Hat OpenStack Platform 9 (Mitaka)
openstack-neutron
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | openstack-neutron-0:2015.1.4-2.el7ost | Fixed | RHSA-2016:1474 |
| Red Hat OpenStack Platform 8.0 (Liberty) | openstack-neutron-1:7.0.4-11.el7ost | Fixed | RHSA-2016:1473 |
| Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) | openstack-neutron | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) | openstack-neutron | Will not fix | n/a |
| Red Hat OpenStack Platform 10 (Newton) | openstack-neutron | Not affected | n/a |
| Red Hat OpenStack Platform 9 (Mitaka) | openstack-neutron | Affected | n/a |
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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
AV:N/AC:L/Au:N/C:P/I:N/A:P
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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.27% (0.03266) | 87.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.18% (0.03178) | 86.35th | v5 (v2026.06.15) |
| Aug 25, 2025 | 4.75% (0.04749) | 89.00th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.30% (0.01300) | 77.89th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.16% (0.03159) | 78.08th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.08% (0.01083) | 76.33th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.84% (0.03837) | 92.24th | v3 (v2023.03.01) |
| Sep 18, 2023 | 3.84% (0.03837) | 90.82th | v3 (v2023.03.01) |
| Jun 30, 2023 | 3.41% (0.03409) | 90.11th | v3 (v2023.03.01) |
| May 21, 2023 | 2.92% (0.02916) | 89.31th | v3 (v2023.03.01) |
| Apr 8, 2023 | 2.74% (0.02743) | 88.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.46% (0.02458) | 88.33th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.97% (0.01974) | 78.97th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.97% (0.01974) | 78.46th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.17% (0.02172) | 80.18th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.97% (0.01974) | 77.12th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.97% (0.01974) | 56.20th | v2 (v2022.01.01) |
References (18)
- http://www.openwall.com/lists/oss-security/2016/06/10/5 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2016/06/10/6 mailing-listx_refsource_MLIST
- https://access.redhat.com/errata/RHSA-2016:1473 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2016:1474 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2016-5363 Vendor Advisory
- https://bugs.launchpad.net/neutron/+bug/1558658 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1345891 Issue Tracking
- https://github.com/advisories/GHSA-9pp3-cvmq-9p22 Advisory
- https://github.com/openstack/neutron/commit/5853af9cba6733725d6c9ac0db644f426713f0cf
- https://github.com/openstack/neutron/commit/6a93ee8ac1a901c255e3475a24f1afc11d8bf80f
- https://github.com/openstack/neutron/commit/997d7b03fb7f5528f0a3ce70867b9dcd9321509e
- https://github.com/openstack/neutron/commit/fd5fd259a02156babdfcb12f66cde6ec9e7274ae
- https://nvd.nist.gov/vuln/detail/CVE-2016-5363
- https://review.openstack.org/#/c/299021 x_refsource_CONFIRM
- https://review.openstack.org/#/c/299023 x_refsource_CONFIRM
- https://review.openstack.org/#/c/299025 x_refsource_CONFIRM
- https://security.openstack.org/ossa/OSSA-2016-009.html x_refsource_CONFIRMVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-5363
Change history (0)
No recorded changes yet.