CVE-2025-3450 PUBLISHED

DoS Vulnerability in System Diagnostics Manager

Assigner: ABB
Reserved: 08.04.2025 Published: 07.10.2025 Updated: 07.10.2025

Improper Resource Locking vulnerability in B&R Industrial Automation Automation Runtime.This issue affects Automation Runtime: from 6.0 before 6.3, before Q4.93.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
CVSS Score: 10

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	B&R Industrial Automation
Product	Automation Runtime
Versions	Default: unaffected affected from 6.0 to 6.3 (excl.) affected from 0 to Q4.93 (excl.)

References

https://www.br-automation.com/fileadmin/SA25P002-f6a69e61.pdf

Problem Types

CWE-413 Improper Resource Locking CWE