Critical severity10.0NVD Advisory· Published Oct 7, 2025· Updated Apr 15, 2026

CVE-2025-3450

Description

An Improper Resource Locking vulnerability in the SDM component of B&R Automation Runtime versions before 6.3 and before Q4.93 may allow an unauthenticated network-based attacker to delete data causing denial of service conditions.

Affected products

B&R Industrial Automation/Automation Runtimellm-create
Range: <6.3, <Q4.93

Patches

Vulnerability mechanics

References

www.br-automation.com/fileadmin/SA25P002-f6a69e61.pdfnvd

News mentions

ABB B&R Automation Runtime DoS Vulnerability in System Diagnostics Manager (SDM)
CISA ICS Advisories

cvss	0.650
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000