CVE-2021-39363

—

CVSS 3.1

9.8 critical

EPSS

1%p71

Published

Feb 24, 2022 (Feb 24, 2022)

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.

Vendors: honeywell
Products: hdzp252di firmware, hbw2per1 firmware
Weakness: CWE-77
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.4%)

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