Vulnerability · Published Oct 7, 2025 · Assigned by ABB
CVE-2025-3450Automation Runtime SDM requests may impact system
Critical 10.0
In plain English
A critical-severity security flaw in Automation Runtime from B&R Industrial Automation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 3.1)10.0Critical
Exploit odds (30 days)0.3%top 79.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| B&R Industrial Automation | Automation Runtime | 6.0 – before 6.34.0 – before Q4.93 |
Weakness: CWE-413 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H