# CVE-2025-3450

## Summary

- **CVE ID:** CVE-2025-3450
- **Severity:** CRITICAL
- **CVSS Score:** 10 (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)
- **CWE:** CWE-413
- **Published:** Oct 7, 2025
- **Last Modified:** Mar 12, 2026

## 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 Runtime (6.0)
- B&R Industrial Automation — Automation Runtime (4.0)

## References

- [CNA](https://www.br-automation.com/fileadmin/SA25P002-f6a69e61.pdf)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.28%
- **EPSS Percentile:** 20.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._