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Description

A denial-of-service security issue exists in the affected products. The security issue stems from improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. A power cycle is required to recover the module and associated I/O.

PUBLISHED Reserved 2026-06-18 | Published 2026-07-14 | Updated 2026-07-14 | Assigner Rockwell




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-415 Double free

Product status

Default status
unaffected

version 6.011
affected

References

www.rockwellautomation.com/...dvisories/advisory.SD1789.html

cve.org (CVE-2026-12659)

nvd.nist.gov (CVE-2026-12659)

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