Vulnerabilities

CVSS

8.7 High

Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Risk score

69.6

Published

2026-07-14

Status

Published

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.

Weaknesses

CWE-770

Coverage 1

vulnerability

Rockwell Automation 1718-AENTR/1719-AENTR

Rockwell Automation has issued a security advisory regarding a denial-of-service vulnerability in its 1718-AENTR and 1719-AENTR products. Exploitation could lead to a denial-of-service condition, requiring a power cycle…

CISA Advisories · Jul 21, 2026 High

CVE-2026-9140USdenial-of-servicecontrol systemsrockwell automation

All articles mentioning it

Advisories and references

• rockwellautomation.com/en-us/trust-center/security-advisories/adviso...