Vulnerabilities

CVSS

6.3 Medium

Vector

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

Risk score

50.4

Published

2026-07-14

Status

Published

A denial-of-service security issue exists in 1734 POINT I/O™ module. The security issue stems from improper handling of crafted CIP messages, which can cause the module to enter a faulted state. A restart is required to recover.

Weaknesses

CWE-770

Coverage 1

vulnerability

Rockwell Automation 1734 POINT I/O

Rockwell Automation’s 1734 POINT I/O module is vulnerable to a denial-of-service attack due to improper handling of crafted CIP messages, potentially causing a system fault and requiring a restart. CISA urges organizatio…

CISA Advisories · Jul 21, 2026 Medium

CVE-2026-10573USvulnerabilitydenial-of-servicecontrol systems

All articles mentioning it

Advisories and references

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