CVE-2021-39364 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	7.5 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Base Score

CVSS 3.x

EPSS Score

Percentile: 45%

Affected Products (NVD)

Vendor	Product	Version
honeywell	hdzp252di_firmware	1.00.hw02.4:hw02.4
honeywell	hbw2per1_firmware	1.000.hw01.3:hw01.3

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= Vulnerable software versions

Common Weakness Enumeration

CWE-294 - Authentication Bypass by Capture-replay
A capture-replay flaw exists when the design of the software makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).

References

https://buildings.honeywell.com/content/dam/hbtbt/en/documents/downloads/Security_Notification_SN_2022-01-26-02_CVE-2021-39364_Video_Replay_HBW2PER1.pdf

https://buildings.honeywell.com/us/en/brands/our-brands/security/support-and-resources/product-resources/eol-and-security-notices

https://www.honeywell.com/us/en/product-security

https://buildings.honeywell.com/content/dam/hbtbt/en/documents/downloads/Security_Notification_SN_2022-01-26-02_CVE-2021-39364_Video_Replay_HBW2PER1.pdf

https://buildings.honeywell.com/us/en/brands/our-brands/security/support-and-resources/product-resources/eol-and-security-notices

https://www.honeywell.com/us/en/product-security