Cyber Resilience

CVE-2024-2420

High

Published: 30 May 2024

Published
30 May 2024
Modified
02 February 2026
KEV Added
Patch
CVSS Score v4 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0008 23.9th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-2420 is a high-severity Use of Hard-coded Password (CWE-259) vulnerability in Honeywell Lenels2 Netbox. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 23.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

LenelS2 NetBox access control and event monitoring system was discovered to contain Hardcoded Credentials in versions prior to and including 5.6.1 which allows an attacker to bypass authentication requirements.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

honeywell
lenels2 netbox
≤ 5.6.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-259

Changing default authenticators prior to first use directly prevents use of hard-coded passwords.

addresses: CWE-259

Shared threat data frequently highlights products or deployments still using hard-coded passwords, enabling remediation that directly blocks credential-based attacks.

addresses: CWE-259

Background checks and authorization requirements decrease the probability that a developer will hard-code passwords for later unauthorized access.

addresses: CWE-259

Reviews of supplier deliverables reduce the chance that hard-coded passwords are introduced into the system.

References