CVE-2021-39363

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Honeywell HDZP252DI 1.00.HW02.4 and HBW2PER1 1.000.HW01.3 devices allow a video replay attack after ARP cache poisoning has been achieved.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-77

Affected software

No affected versions have been published.

Timeline

Published
Feb 24, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-39363: Critical severity, CVSS 9.8 | Vulnix