Cyber Resilience

CVE-2023-39465

High

Published: 03 May 2024

Published
03 May 2024
Modified
17 June 2025
KEV Added
Patch
CVSS Score v3 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0011 28.4th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-39465 is a high-severity Use of Hard-coded Cryptographic Key (CWE-321) vulnerability in Trianglemicroworks Scada Data Gateway. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 28.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Cryptograhic Key Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Triangle MicroWorks SCADA Data Gateway. Authentication is not required to exploit this vulnerability. The…

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specific flaw exists within the TmwCrypto class. The issue results from the usage of a hard-coded cryptograhic key and the usage of a hard-coded certificate. An attacker can leverage this vulnerability to disclose sensitive information. Was ZDI-CAN-20615.

CWE(s)

Related Threats

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

Affected Assets

trianglemicroworks
scada data gateway
5.1.3.20324

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-321

Supply chain protection includes scrutiny of cryptographic implementations, reducing hard-coded keys planted by untrusted vendors.

addresses: CWE-321

Functional and assurance requirements specified in acquisition can prohibit hard-coded cryptographic keys in delivered products.

addresses: CWE-321

Proper key establishment and management processes directly preclude embedding static cryptographic keys in source code or binaries.

addresses: CWE-321

Approved PKI issuance and trust stores replace ad-hoc or hard-coded keys with properly managed, signed certificates.

addresses: CWE-321

Assessments can uncover and prevent suppliers from shipping components that contain hard-coded cryptographic keys.

References