Vulnerability in Openvswitch

CVE-2023-5366

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 targ…

EPSS: 0.004 (30.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-5366?
CVE-2023-5366 is a high-severity vulnerability in Openvswitch, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.1/10. Published 2023-10-06.
How severe is CVE-2023-5366?
High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2023-5366 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.