UNSUPPORTED WHEN ASSIGNED [An attacker can capture an authenticating hash and utilize it to create new sessions.

published 2023-06-28 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-43919

cvss: 8.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits: 0; none known

** UNSUPPORTED WHEN ASSIGNED ** [An attacker can capture an authenticating hash and utilize it to create new sessions. The hash is also a poorly salted MD5 hash, which could result in a successful brute force password attack. Impacted product is BCM-WEB version 3.3.X. Recommended fix: Upgrade to a supported product such as Alerton ACM.] Out of an abundance of caution, this CVE ID is being assigned to better serve our customers and ensure all who are still running this product understand that the product is end of life and should be removed or upgraded.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-04-29)

Exploit prediction

0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.3	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Alerton BCM-WEB
honeywell alerton_bcm-web_firmware

Classification

Weakness

CWE-290 Authentication Bypass by Spoofing
CWE-326 Inadequate Encryption Strength

References

honeywell.com /us/en/product-security
not-applicable

Sources

CVE List CVE-2023-3243
NVD CVE-2023-3243

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Summary