Secuno
ENNL
Book demo

CVE-2024-2420

Honeywell Lenels2 Netbox hard-coded credentials

9.8 CRITICALEPSS 0.51%
  1. Published30 May 2024

Description

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Honeywell Lenels2 Netbox< 5.6.2

Remediation

Fixed in
Honeywell Lenels2 Netbox≥ 5.6.2

References

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

CVE-2026-718098.1
Authentication Bypass via Hardcoded Master Verification Code vulnerability in Siam…
CVE-2026-239339.1
In Zabbix 7.4 the cryptographic key used for signing Frontend sessions has been…
CVE-2026-199018.1
A security flaw has been discovered in LB-LINK X-PRO 1.0.22-20231206. This affects an…
CVE-2026-199008.1
A vulnerability was identified in LB-LINK X-PRO 1.0.22-20231206. The impacted element…
CVE-2026-197508.1
A flaw has been found in Tenda CH, CP and TX3 V21.x/V22.x/V25.x/V26.x/V27.x. Affected…
CVE-2026-359059.8
T3 Technology CPE models T625Pro v1.0.07, T6825G v1.0.03, and T7281 v1.0.03 were…

Frequently asked

Is CVE-2024-2420 being actively exploited?

CVE-2024-2420 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.51%.

How severe is CVE-2024-2420?

CVE-2024-2420 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.51% probability of exploitation.

Which products are affected by CVE-2024-2420?

Affected products include Honeywell Lenels2 Netbox.

How do I fix CVE-2024-2420?

Upgrade affected software to a fixed version, for example Honeywell Lenels2 Netbox 5.6.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-2420 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.