The L3-agent in OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause
The L3-agent in OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause a denial of service (IPv4 address attachment outage) by attaching an IPv6 private subnet to a L3 router.
- Published
- Jul 11, 2014
- Updated
- Jun 16, 2026
- EPSS
- 1.7% · 76th percentile
- CWE
- CWE-264
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Report tools
Action score
14
Monitor
Low priority for now.
- CVSS
- 14 / 40 · 3.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.7%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| openstack | neutron | cpe:2.3:a:openstack:neutron |
| canonical | ubuntu linux | cpe:2.3:o:canonical:ubuntu_linux |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- canonical ubuntu linux13.10
- canonical ubuntu linux14.04
- openstack neutron2011.1 and later · up to 2013.2.3 inclusive
- openstack neutron2014.1
- openstack neutron2014.1.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | neutron | before 2014.1.1-1 | 2014.1.1-1 |
| Red Hat:openstack:4::el6 | openstack-neutron | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-bigswitch | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-brocade | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-cisco | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-hyperv | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-linuxbridge | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-mellanox | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-metaplugin | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-metering-agent | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-midonet | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-ml2 | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-nec | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-nicira | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-openvswitch | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-plumgrid | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-ryu | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | openstack-neutron-vpn-agent | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
| Red Hat:openstack:4::el6 | python-neutron | before 0:2013.2.3-14.el6ost | 0:2013.2.3-14.el6ost |
Same product
openstack: all recordsOther highest-scoring records for the same primary product.
- CVE-2015-8914The 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-spoofin37Monitor
- CVE-2014-0187The openvswitch-agent process in OpenStack Neutron 2013.1 before 2013.2.4 and 2014.1 before 2014.1.1 allows remote authenticated users to by37Monitor
- CVE-2021-38598OpenStack Neutron before 16.4.1, 17.x before 17.1.3, and 18.0.0 allows hardware address impersonation when the linuxbridge driver with ebtab36Monitor
- CVE-2016-5363The 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 p33Monitor
- CVE-2016-5362The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended DHCP-spoofing 33Monitor
- CVE-2014-3632The default configuration in a sudoers file in the Red Hat openstack-neutron package before 2014.1.2-4, as used in Red Hat Enterprise Linux 31Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:neutron | 2014.1.1-1 · Debian:12 | Package registry (OSV) |
| red hat:openstack-neutron | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-bigswitch | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-brocade | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-cisco | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-hyperv | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-linuxbridge | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-mellanox | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-metaplugin | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-metering-agent | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-midonet | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-ml2 | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
| red hat:openstack-neutron-nec | 0:2013.2.3-14.el6ost · Red Hat:openstack:4::el6 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- P · the service can be disrupted
- Attack complexity
- M
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- P
Weakness class (CWE)
CWE-264 · Permissions, Privileges, and Access ControlsCVSS vector
AV:N/AC:M/Au:S/C:N/I:N/A:P
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
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References
- seclists.org/oss-sec/2014/q2/572
- secunia.com/advisories/59533
- www.ubuntu.com/usn/USN-2255-1
- bugs.launchpad.net/neutron/+bug/1309195
Vendor advisories and official records. Exploit/PoC links are deliberately left out.