Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : OpenStack Neutron vulnerabilities (USN-6067-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6067-1 advisory. David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could...

Ubuntu: Security Advisory (USN-6067-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-6067-1: OpenStack Neutron vulnerabilities

David Sinquin discovered that OpenStack Neutron incorrectly handled the default Open vSwitch firewall rules. An attacker could possibly use this issue to impersonate the IPv6 addresses of other systems on the network. This issue only affected Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. CVE-2021-20267...

networking-bagpipe (>=8.0.1 <=10.0.1), networking-baremetal (=1.0.1) +7 more potentially affected by CVE-2021-20267 via neutron (>=12.1.1 <=15.0.0.0rc2)

neutron PYPI version =12.1.1, =8.0.1, =13.0.1, =5.1.0, =13.0.2, =13.0.2, =14.0.1, =14.3.0 Source cves: CVE-2021-20267 Source advisory: OSV:GHSA-W8HX-F868-PVCH...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

CVE-2021-20267 affects OpenStack Neutron when using the Open vSwitch driver. The flaw resides in Neutron’s default Open vSwitch firewall rules, allowing an attacker who controls a server instance connected to the virtual switch to impersonate other IPv6 addresses, potentially causing denial of se...