Description
OpENer v2.3/commit 76b95cf, contains an integer underflow in the server-side EtherNet/IP ForwardOpen connection-path parser. This allows a remote attacker to cause a denial of service
Published: 2026-10-09
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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History

Tue, 13 Oct 2026 13:15:00 +0000

Type Values Removed Values Added
Title Integer Underflow in OpENer EtherNet/IP ForwardOpen Parser Enables Remote DoS

Tue, 13 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 09 Oct 2026 19:45:00 +0000

Type Values Removed Values Added
Title Integer Underflow in OpENer EtherNet/IP ForwardOpen Parser Enables Remote DoS
First Time appeared Eipstackgroup
Eipstackgroup opener
Weaknesses CWE-191
Vendors & Products Eipstackgroup
Eipstackgroup opener

Fri, 09 Oct 2026 18:45:00 +0000

Type Values Removed Values Added
Description OpENer v2.3/commit 76b95cf, contains an integer underflow in the server-side EtherNet/IP ForwardOpen connection-path parser. This allows a remote attacker to cause a denial of service
References

Subscriptions

Eipstackgroup Opener
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-13T10:59:41.209Z

Reserved: 2026-08-17T00:00:00.000Z

Link: CVE-2026-75352

cve-icon Vulnrichment

Updated: 2026-10-13T10:59:32.046Z

cve-icon NVD

Status : Received

Published: 2026-10-09T19:16:42.167

Modified: 2026-10-13T11:17:15.477

Link: CVE-2026-75352

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-13T13:00:13Z

Weaknesses