CVE-2016-5362
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 DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP discovery message.
- CVSS 3.0
- 8.2 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- EPSS
- 3.44% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-254
- Affected
- openstack/neutron
- Source
- secalert@redhat.com
References
- http://www.openwall.com/lists/oss-security/2016/06/10/5Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/10/6Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1473Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1474Third Party Advisory
- https://bugs.launchpad.net/neutron/+bug/1558658Third Party Advisory
- https://review.openstack.org/#/c/300202/Vendor Advisory
- https://review.openstack.org/#/c/303563/Vendor Advisory
- https://review.openstack.org/#/c/303572/Third Party Advisory
- https://security.openstack.org/ossa/OSSA-2016-009.htmlVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/06/10/5Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/10/6Mailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1473Third Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1474Third Party Advisory
- https://bugs.launchpad.net/neutron/+bug/1558658Third Party Advisory
- https://review.openstack.org/#/c/300202/Vendor Advisory
- https://review.openstack.org/#/c/303563/Vendor Advisory
- https://review.openstack.org/#/c/303572/Third Party Advisory
- https://security.openstack.org/ossa/OSSA-2016-009.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.