Cyber Resilience

CVE-2023-5400

High

Published: 17 April 2024

Published
17 April 2024
Modified
15 April 2026
KEV Added
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Patch
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CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0163 82.3th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-5400 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Honeywell Security Notification (inferred from references). Its CVSS base score is 8.1 (High).

Operationally, ranked in the top 17.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Server receiving a malformed message based on a using the specified key values can cause a heap overflow vulnerability which could lead to an attacker performing remote code execution or causing a failure. See Honeywell Security Notification for recommendations on…

more

upgrading and versioning.

CWE(s)
CWE-122

Related Threats

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

Affected Assets

Honeywell
Security Notification
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References