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CVE-2026-11317 A denial of service security issue exists in the affected product

Description

A denial of service security issue exists in the affected product. The security issue stems from a fault occurring when a crafted CIP message is sent. Devices with less memory are more likely to be affected. This can result in a major nonrecoverable fault (MNRF). A program download is required to recover.

Affected products and versions

Product Affected versions Fixed in
CompactLogix, ControlLogix Versions not published
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