CVE-2026-0646
HighCVSS 8.7Summary
A denial-of-service 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.
Risk Assessment
The organization may experience service interruptions, impacting service availability and potentially leading to operational downtime.
Recommendation
It is recommended to monitor the 1794-AENTR adapter and implement emergency procedures to quickly reset the device in case of issues.
Original NVD description (English source)
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.