CVE-2026-11317

Rockwell Automation Logix 5370 and 5570 Controllers Vulnerable To Denial of Service Via CIP

State: Published
Severity: 8.7 High
Published: Jun 16, 2026
Updated: Jun 16, 2026
Reserved: Jun 4, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	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	Rockwell

Weaknesses

CWE-404 Improper Resource Shutdown or Release

Affected Products

Product	Versions
CompactLogix, ControlLogixRockwell Automation	Versions prior to 34.016Affected Versions prior to 35.015Affected Versions prior to 36.012Affected

References

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1772.html

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.