CVE-2023-5366
Openvswitch don't match packets on nd_target field
CVSS Score
7.1
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in Open vSwitch that allows ICMPv6 Neighbor Advertisement packets between virtual machines to bypass OpenFlow rules. This issue may allow a local attacker to create specially crafted packets with a modified or spoofed target IP address field that can redirect ICMPv6 traffic to arbitrary IP addresses.
| CWE | CWE-345 |
| Vendor | n/a |
| Product | openvswitch |
| Published | Oct 6, 2023 |
| Last Updated | Feb 13, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High
Affected Versions
n/a / openvswitch
All versions affected Red Hat / Fast Datapath for RHEL 7
All versions affected Red Hat / Fast Datapath for RHEL 7
All versions affected Red Hat / Fast Datapath for RHEL 7
All versions affected Red Hat / Fast Datapath for RHEL 7
All versions affected Red Hat / Fast Datapath for RHEL 7
All versions affected Red Hat / Fast Datapath for RHEL 7
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 8
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Fast Datapath for RHEL 9
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat OpenShift Container Platform 3.11
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected Red Hat / Red Hat OpenStack Platform 16.1
All versions affected Red Hat / Red Hat OpenStack Platform 16.2
All versions affected Red Hat / Red Hat Virtualization 4
All versions affected Red Hat / Red Hat Virtualization 4
All versions affected Fedora / Fedora
All versions affected References
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-5366 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2006347 openwall.com: http://www.openwall.com/lists/oss-security/2024/02/08/4 lists.debian.org: https://lists.debian.org/debian-lts-announce/2024/02/msg00004.html lists.fedoraproject.org: https://lists.fedoraproject.org/archives/list/[email protected]/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ lists.fedoraproject.org: https://lists.fedoraproject.org/archives/list/[email protected]/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/
Credits
This issue was discovered by Alex Katz (Red Hat) and Slawomir Kaplonski (Red Hat).