CVE-2021-38598 is a critical vulnerability affecting OpenStack Neutron versions before 16.4.1, 17.x before 17.1.3, and 18.0.0, specifically when using the linuxbridge driver with ebtables-nft on a Netfilter-based platform. This flaw allows an attacker to impersonate hardware addresses of other systems on the network by sending crafted packets. With a CVSS score of 9.1 (Critical), this vulnerability has a low attack complexity and can lead to denial of service or potentially traffic interception. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 16.4.1CPE matchmatch criteria | cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:* | ||
>= 17.0.0, < 17.1.3CPE matchmatch criteria | cpe:2.3:a:openstack:neutron:*:*:*:*:*:*:*:* | ||
18.0.0CPE matchmatch criteria | cpe:2.3:a:openstack:neutron:18.0.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.