CVE-2026-75347
7.5 HIGHpublic exploit availablePublished 2026-10-09 · Updated 2026-10-13
AI risk analysis
- Summary
- The vulnerability is an expired pointer dereference in EIPStackGroup OpENer's EtherNet/IP Common Packet Format handling, which can be triggered by remote attackers to cause a denial of service. This affects industrial control systems that use EtherNet/IP communication protocols.
- Exploitability
- Exploitation is relatively straightforward as it requires only sending specially crafted CPF packets to the vulnerable system, with no authentication needed and minimal preconditions.
- Blast radius
- The impact could affect industrial automation systems, potentially causing production line shutdowns or operational disruptions in manufacturing environments that rely on EtherNet/IP communication.
- Detection
- No reliable host or network indicator is derivable from the published description.
- Prioritized remediation
- Upgrade to version 2.590 or later to address this vulnerability.
icsdosethernet-ip
Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.
NVD 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-400
Public exploit & PoC references
- https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/cpf.c
- https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/encap.c
- https://github.com/EIPStackGroup/OpENer/blob/master/source/src/ports/generic_networkhandler.c
- https://github.com/EIPStackGroup/OpENer/issues/575
- https://github.com/EIPStackGroup/OpENer/issues/575
All references
- https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/cpf.c
- https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/encap.c
- https://github.com/EIPStackGroup/OpENer/blob/master/source/src/ports/generic_networkhandler.c
- https://github.com/EIPStackGroup/OpENer/issues/575
- https://github.com/EIPStackGroup/OpENer/issues/575
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
Related CVEs
- HIGHCVE-2026-100558PoC
- HIGHCVE-2026-67855PoC
- HIGHCVE-2026-67856PoC
- HIGHCVE-2026-67861PoC
- HIGHCVE-2026-67862PoC
- HIGHCVE-2026-75350PoC
- HIGHCVE-2026-57546
- HIGHCVE-2026-75348PoC
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