CVE-2023-39458

low-risk
Published 2024-05-03

Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Triangle MicroWorks SCADA Data Gateway. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of certificates. The service uses a hard-coded default SSL certificate. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20509.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
ADJACENT_NETWORK / HIGH complexity

Affected Products (1)

Scada Data Gateway

Affected Vendors

Trianglemicroworks

References (4)

Release Notes https://www.trianglemicroworks.com/products/scada-data-gateway/what's-new
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-23-1026/
Release Notes https://www.trianglemicroworks.com/products/scada-data-gateway/what's-new
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-23-1026/
19
/ 100
low-risk
Severity 14/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal