CVE-2026-11317

Severity CVSS v4.0:

HIGH

Type:

CWE-404 Improper Resource Shutdown or Release

Publication date:

16/06/2026

Last modified:

16/06/2026

Description

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

Impact

Vector 4.0

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 CVSS v4.0 Severity and Metrics:

Base Score: 8.70 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

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): None
User Interaction (UI): None
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0

8.70

Severity 4.0

HIGH

References to Advisories, Solutions, and Tools

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