What is CVE-2021-38598?

CVE-2021-38598 is a critical-severity vulnerability in Openstack Neutron, classified under Authentication Bypass by Spoofing. CVSS score: 9.1/10. Published 2021-08-23.

How severe is CVE-2021-38598?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Openstack Neutron

CVE-2021-38598

OpenStack Neutron before 16.4.1, 17.x before 17.1.3, and 18.0.0 allows hardware address impersonation when the linuxbridge driver with ebtables-nft is used on a Netfilter-based platform. By sending carefully crafted packets, anyone in cont…

EPSS: 0.012 (65.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

Affected products

Openstack Neutron — versions 18.0.0
N/a — versions n/a

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-38598?: CVE-2021-38598 is a critical-severity vulnerability in Openstack Neutron, classified under Authentication Bypass by Spoofing. CVSS score: 9.1/10. Published 2021-08-23.
How severe is CVE-2021-38598?: Critical severity. CVSS v3 base score is 9.1 out of 10.