CVE-2025-3450
Critical
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.
SeverityCritical
CVSS10.0
Exploit probability—
ProductAutomation Runtime
PublishedOct 7, 2025
First seenOct 7, 2025
Weakness typeCWE-413CWE-413
How to fix
Update
- B&R Industrial Automation Automation Runtime6.3, Q4.93 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| B&R Industrial Automation Automation Runtime | 6.0 ≤ v < 6.3, 4.0 ≤ v < Q4.93 | 6.3, Q4.93 |
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