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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| B&R Industrial Automation | Automation Runtime | 6.0 – < 6.3, 4.0 – < Q4.93 | 6.3 |
Advisories 2
- ICSA-26-146-04 ABB B&R Automation Runtime DoS Vulnerability in System Diagnostics Manager (SDM) CISA ICS & IT advisories · May 26, 2026
- SA25P002 B&R Automation Runtime DoS Vulnerability in System Diagnostics Manager (SDM) ABB PSIRT · May 14, 2026