In NetBSD through 9.2, the IPv4 ID generation algorithm does not use appropriate cryptographic measures.
https://arxiv.org/pdf/2112.09604.pdf
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2021-001.txt.asc
Source: Mitre, NVD
Published: 2021-12-25
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: High
EPSS: 0.00322