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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Advantech EKI-1242IEIMS unaffected
Version Status Constraints
0 affected ≤ 1.06.01
Advantech EKI-1242EIMS unaffected
Version Status Constraints
0 affected ≤ 1.06.01

No data.

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://advcloudfiles.advantech.com/cms/5dafee28-ad53-4d07-a328-7896fcc24b6e/Security%20Advisory%20PDF%20File/SECURITY-ADVISORY----EKI-1242IEIMS-updated-20260904.pdf cve-icon cve-icon
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-73175 cve-icon cve-icon
History

Wed, 16 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-400
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Nozomi

Published:

Updated: 2026-09-16T13:02:01.469Z

Reserved: 2026-08-11T09:36:40.350Z

Link: CVE-2026-73175

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-16T13:18:06.017

Modified: 2026-09-16T13:18:06.017

Link: CVE-2026-73175

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses