What is CVE-2025-3450?

CVE-2025-3450 is a critical-severity vulnerability in B&r Industrial Automation Runtime, classified under CWE-413. CVSS score: 10.0/10. Published 2025-10-07.

How severe is CVE-2025-3450?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Is CVE-2025-3450 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in B&r Industrial Automation Runtime

CVE-2025-3450

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.

EPSS: 0.001 (18.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H.

Affected products

B&r Industrial Automation Runtime — versions 6.0, 4.0

Weakness classification (CWE)

CWE-413

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

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

Frequently asked questions

What is CVE-2025-3450?: CVE-2025-3450 is a critical-severity vulnerability in B&r Industrial Automation Runtime, classified under CWE-413. CVSS score: 10.0/10. Published 2025-10-07.
How severe is CVE-2025-3450?: Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2025-3450 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.