VULNERABILITY INTELLIGENCE

CVE-2020-6972

CVSS score9.1 CRITICAL

EPSS probability1.32%

CISA KEVNot currently listed

Published2020-03-24

Last modified2026-06-17

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

Description

In Notifier Web Server (NWS) Version 3.50 and earlier, the Honeywell Fire Web Server’s authentication may be bypassed by a capture-replay attack from a web browser.

Weakness classification

CWE-294: Authentication Bypass by Capture-replay

Primary references

ics-cert@hq.dhs.gov — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource