CVE-2015-8914
OpenStack Neutron allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism
CVE-2015-8914 is a critical vulnerability (CVSS 9.1) in Openstack Neutron, published June 17, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.28%, the 91st percentile. Fixed in neutron 7.0.5.
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
9.1
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
CVE-2015-8914- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:P - Weakness
- CWE-254
- Updated
- 2026-11-02
CVE List No score
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
CVE-2015-8914- Updated
- 2026-11-02
EUVDEUVD-2015-8770 No score
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
EUVD-2015-8770- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3vj4-cvjp-482h
9.1
OpenStack Neutron allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
GHSA-3vj4-cvjp-482h- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Weakness
- CWE-923
- Updated
- 2026-11-02
OSV
9.1
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
CVE-2015-8914- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2015-8914
9.1
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
DEBIAN-CVE-2015-8914- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
Show 5 moreShow less
OSVGHSA-3vj4-cvjp-482h
9.1
OpenStack Neutron allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
GHSA-3vj4-cvjp-482h- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Weakness
- CWE-923
- Updated
- 2026-11-02
OSVPYSEC-2026-431
9.1
OpenStack Neutron allows remote attackers to bypass an intended ICMPv6-spoofing protection mechanism
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
PYSEC-2026-431- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVRHSA-2016:1473
6.3
Red Hat Security Advisory: openstack-neutron security and bug fix update
- Record
RHSA-2016:1473- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
OSVRHSA-2016:1474
6.3
Red Hat Security Advisory: openstack-neutron security, bug fix, and enhancement update
- Record
RHSA-2016:1474- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
OSVUBUNTU-CVE-2015-8914
9.1
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 ICMPv6-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a link-local source address.
- Record
UBUNTU-CVE-2015-8914- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
neutronPyPI |
before 7.0.5 | 7.0.5 |
neutronPyPI |
8.0.0 up to 8.1.1 | 8.1.1 |
neutronDebian:12 |
before 2:8.1.2-1 | 2:8.1.2-1 |
neutronDebian:13 |
before 2:8.1.2-1 | 2:8.1.2-1 |
neutronDebian:14 |
before 2:8.1.2-1 | 2:8.1.2-1 |
neutronPyPI |
before 7.0.5, plus listed versions 0.0 |
7.0.5 |
neutronPyPI |
before 7.0.5, 8.0.0 up to 8.1.1, plus listed versions 0.0 |
7.0.58.1.1 |
openstack-neutronRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-bigswitchRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-brocadeRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
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| Package | Affected | Fixed |
|---|---|---|
openstack-neutron-ciscoRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-commonRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-dev-serverRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-embraneRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-linuxbridgeRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-mellanoxRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-metering-agentRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-midonetRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-ml2Red Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-nuageRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-ofagentRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-oneconvergence-nvsdRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-opencontrailRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-openvswitchRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-ovsvappRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-rpc-serverRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutron-sriov-nic-agentRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
python-neutronRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
python-neutron-testsRed Hat:openstack:8::el7 |
before 1:7.0.4-11.el7ost | 1:7.0.4-11.el7ost |
openstack-neutronRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-bigswitchRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-brocadeRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-ciscoRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-commonRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-embraneRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-ibmRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-linuxbridgeRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-mellanoxRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-metapluginRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-metering-agentRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-midonetRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-ml2Red Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-necRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-nuageRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-ofagentRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-oneconvergence-nvsdRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-opencontrailRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-openvswitchRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-ovsvappRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-plumgridRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-sriov-nic-agentRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
openstack-neutron-vmwareRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
python-neutronRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
python-neutron-testsRed Hat:openstack:7::el7 |
before 0:2015.1.4-2.el7ost | 0:2015.1.4-2.el7ost |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | affected | |
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
review.openstack.org
access.redhat.com/errata/RHSA-2016:1473
openwall.com/lists/oss-security/2016/06/10/5
openwall.com/lists/oss-security/2016/06/10/6
security.openstack.org/ossa/OSSA-2016-009.html
bugs.launchpad.net/neutron/+bug/1502933
Show 25 moreShow less
access.redhat.com/errata/RHSA-2016:1474
nvd.nist.gov/vuln/detail/CVE-2015-8914
github.com/advisories/GHSA-3vj4-cvjp-482h
security-tracker.debian.org/tracker/CVE-2015-8914
github.com/openstack/neutron
pypi.org/project/neutron
access.redhat.com/security/updates/classification
bugzilla.redhat.com/show_bug.cgi?id=1330778
bugzilla.redhat.com/show_bug.cgi?id=1345889
bugzilla.redhat.com/show_bug.cgi?id=1345891
bugzilla.redhat.com/show_bug.cgi?id=1345892
security.access.redhat.com/data/csaf/v2/advisories/2016/rhsa-2016_1473.json
access.redhat.com/security/cve/CVE-2015-8914
cve.org/CVERecord?id=CVE-2015-8914
access.redhat.com/security/cve/CVE-2016-5362
cve.org/CVERecord?id=CVE-2016-5362
nvd.nist.gov/vuln/detail/CVE-2016-5362
access.redhat.com/security/cve/CVE-2016-5363
cve.org/CVERecord?id=CVE-2016-5363
nvd.nist.gov/vuln/detail/CVE-2016-5363
bugzilla.redhat.com/show_bug.cgi?id=1311864
bugzilla.redhat.com/show_bug.cgi?id=1347428
bugzilla.redhat.com/show_bug.cgi?id=1350400
security.access.redhat.com/data/csaf/v2/advisories/2016/rhsa-2016_1474.json
ubuntu.com/security/CVE-2015-8914