What is CVE-2024-6640?

CVE-2024-6640 is a medium-severity vulnerability in Freebsd, classified under Incorrect Default Permissions. CVSS score: 6.3/10. Published 2024-08-12.

How severe is CVE-2024-6640?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Freebsd

CVE-2024-6640

In ICMPv6 Neighbor Discovery (ND), the ID is always 0. When pf is configured to allow ND and block incoming Echo Requests, a crafted Echo Request packet after a Neighbor Solicitation (NS) can trigger an Echo Reply. The packet has to come…

EPSS: 0.005 (36.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Freebsd — versions 14.1-RELEASE, 14.0-RELEASE, 13.3-RELEASE

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

secteam@freebsd.org (vendor-advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2024-6640?: CVE-2024-6640 is a medium-severity vulnerability in Freebsd, classified under Incorrect Default Permissions. CVSS score: 6.3/10. Published 2024-08-12.
How severe is CVE-2024-6640?: Medium severity. CVSS v3 base score is 6.3 out of 10.