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.
Published: 2026-09-16
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 18 Sep 2026 03:15:00 +0000

Type Values Removed Values Added
Title OPC UA Gateway Denial of Service via Uncontrolled Resource Consumption

Thu, 17 Sep 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Advantech
Advantech eki-1242eims
Advantech eki-1242ieims
Vendors & Products Advantech
Advantech eki-1242eims
Advantech eki-1242ieims

Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


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'}


Subscriptions

Advantech Eki-1242eims Eki-1242ieims
cve-icon MITRE

Status: PUBLISHED

Assigner: Nozomi

Published:

Updated: 2026-09-17T18:57:57.089Z

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

Link: CVE-2026-73175

cve-icon Vulnrichment

Updated: 2026-09-17T18:57:51.715Z

cve-icon NVD

Status : Awaiting Analysis

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

Modified: 2026-09-17T19:16:55.993

Link: CVE-2026-73175

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-18T03:00:09Z

Weaknesses