CVE-2026-75347

Impact

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.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• 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