CVE-2026-78012 | BDVDB-2026-367021 Detail

Description#

An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-09-01Record published in the CVE List.
2. Version 22026-09-04Most recent update recorded in the CVE List.