CVE-2021-39363

CRITICAL

Honeywell HDZP252DI and HBW2PER1 - Video Replay Attack via ARP Cache Poisoning

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 9.8
EPSS 0.0140
EPSS Percentile 69.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-77
Status published
Products (2)
honeywell/hbw2per1_firmware 1.000.hw01.3
honeywell/hdzp252di_firmware 1.00.hw02.4
Published Feb 24, 2022
Tracked Since Feb 18, 2026