CVE-2026-0646

Description

A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory handling of CIP protocol requests. This vulnerability can result in the adapter faulting and losing connection to its associated I/O modules, requiring a manual reset to recover.

References

• https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1775.html