CVE-2021-45487

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

In NetBSD through 9.2, the IPv4 ID generation algorithm does not use appropriate cryptographic measures.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-330

Affected software

No affected versions have been published.

Timeline

Published
Dec 25, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-454887.5In NetBSD through 9.2, there is an information leak in the TCP ISN (ISS) generation algorithm.CVE-2021-454897.5In NetBSD through 9.2, the IPv6 Flow Label generation algorithm employs a weak cryptographic PRNG.CVE-2021-454909.1The client applications in 3CX on Windows, the 3CX app for iOS, and the 3CX application for Android through 2022-03-17 lack SSL certificate CVE-2021-454916.53CX System through 2022-03-17 stores cleartext passwords in a database.CVE-2021-454927.8In Sage 300 ERP (formerly accpac) through 6.8.x, the installer configures the C:\Sage\Sage300\Runtime directory to be the first entry in theCVE-2021-454937.5Certain NETGEAR devices are affected by disclosure of administrative credentials. This affects RAX35 before 1.0.4.102, RAX38 before 1.0.4.10CVE-2021-454944.5Certain NETGEAR devices are affected by an attacker's ability to read arbitrary files. This affects RBK352 before 4.4.0.10, RBR350 before 4.CVE-2021-454959.8NETGEAR D7000 devices before 1.0.1.68 are affected by authentication bypass.CVE-2021-454969.8NETGEAR D7000 devices before 1.0.1.82 are affected by authentication bypass.CVE-2021-454979.8NETGEAR D7000 devices before 1.0.1.82 are affected by authentication bypass.CVE-2021-454989.8NETGEAR R6700v2 devices before 1.2.0.88 are affected by authentication bypass.CVE-2021-454998.8Certain NETGEAR devices are affected by authentication bypass. This affects R6900P before 1.3.3.140, R7000P before 1.3.3.140, R7900P before
CVE-2021-45487: High severity, CVSS 7.5 | Vulnix