CVE-2026-75347

Expired Pointer Dereference in EtherNet/IP CPF Handling Allows Remote Denial of Service

Published Oct 9, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Expired Pointer Dereference in EtherNet/IP CPF Handling Allows Remote Denial of Service
Type Values Removed Values Added
Title Expired Pointer Dereference Leading to Denial of Service in EIPStackGroup OpENer
Weaknesses CWE-416
Type Values Removed Values Added
Weaknesses CWE-400
Metrics ssvc

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

Type Values Removed Values Added
Title Expired Pointer Dereference Leading to Denial of Service in EIPStackGroup OpENer
First Time appeared Eipstackgroup
Eipstackgroup opener
Weaknesses CWE-416
Vendors & Products Eipstackgroup
Eipstackgroup opener
Type Values Removed Values Added
Description EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.
References
Metrics cvssV3_1

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 13, 2026, 4:30 PM
Reserved
Aug 17, 2026, 12:00 AM
Status
Deferred
Published
Oct 9, 2026, 5:16 PM
Modified
Oct 13, 2026, 5:17 PM