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OpenAdvisories
High ICSA-26-202-08 1 CVE

Rockwell Automation 1718-AENTR/1719-AENTR

Published Jul 21, 2026 · Updated Jul 21, 2026

Vendor: Rockwell Automation Product: 1718/ 1719 Ex I/O

Summary

Successful exploitation of this vulnerability could allow for an attacker to cause a denial-of-service condition on the product.

Vulnerabilities 1

  • High 8.7
    CVE-2026-9140

    1718-AENTR/1719-AENTR - Denial of Service

    A denial-of-service security issue exists in the 1719-AENTR. The security issue stems from improper handling of a UDP unicast network storm, which causes the device to become overloaded and lose communication. A power cycle is required to recover.

    Rockwell Automation 1718-AENTR/1719-AENTR ICS / OT

Revision history

  1. #1

    Initial Republication of Rockwell Automation Security Advisory

References