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CVE-2024-2420

29
FAUCET Score

CVE-2024-2420 is a critical vulnerability affecting LenelS2 NetBox access control and event monitoring systems, specifically versions up to and including 5.6.1. It involves hardcoded credentials, allowing unauthenticated attackers to bypass security measures. With a CVSS score of 9.8 (Critical), this vulnerability presents a significant risk due to its network-based attack vector, low complexity, and potential for complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation, public exploit code, or significant community discussion, organizations using affected NetBox versions should prioritize patching to mitigate this severe threat.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.6.2CPE matchmatch criteria
cpe:2.3:a:honeywell:lenels2_netbox:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 19th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

coollabspatch availablevia llm_extracted
power_bivendor investigatingvia llm_extracted

Vendor Advisories (2)

coollabsllm-coollabs-c543bcc15b3e961dCRITICAL

LenelS2 NetBox Hardcoded Credentials and Unauthenticated/authenticated RCE Vulnerabilities

May 24, 2024
power_billm-power_bi-b5c57ec7e82f40f1CRITICAL

LenelS2 NetBox Hardcoded Credentials and Unauthenticated/authenticated RCE Vulnerabilities

May 24, 2024

References

cisa.gov / news-events/ics-advisories/icsa-24-151-01
US Government ResourceVendor Advisory
corporate.carrier.com / Images/CARR-PSA-2024-01-NetBox_tcm558-227956.pdf
Broken Link