High severityNVD Advisory· Published Sep 16, 2026

CVE-2026-73175

Description

Nozomi Networks Labs identified a CWE-400: Uncontrolled Resource Consumption vulnerability in the OPC UA gateway component of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows an adjacent unauthenticated attacker to exhaust the server session pool and cause a complete denial of service to all legitimate OPC UA clients by opening multiple anonymous sessions.

Affected products

Advantech/EKI-1242EIMSllm-create
Range: = V1.06.01
Advantech/OPC UA gatewayllm-create
Range: = V1.06.01

Patches

Vulnerability mechanics

References

advcloudfiles.advantech.com/cms/5dafee28-ad53-4d07-a328-7896fcc24b6e/Security%20Advisory%20PDF%20File/SECURITY-ADVISORY----EKI-1242IEIMS-updated-20260904.pdfnvd
www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-73175nvd

News mentions

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