CVE-2026-75347

EUVD-2026-95916
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 34.6%
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