CVE-2025-3450
CRITICALDescription
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.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 18% of all known CVEs.
References
Related Vulnerabilities
Other CWE-413 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2026-32748 | High | 7.5 | 8.9% | - | Fix |
| CVE-2019-17102 | High | 8.3 | 1.9% | - | Fix |
| CVE-2022-24946 | High | 7.5 | 1.6% | - | - |
| CVE-2022-20678 | High | 8.6 | 0.9% | - | - |
| CVE-2023-28649 | High | 8.6 | 0.5% | - | Fix |
| CVE-2023-33951 | Medium | 6.7 | 0.3% | - | Fix |
Common questions
How do I fix CVE-2025-3450?
No published fix for CVE-2025-3450 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2025-3450 being actively exploited?
Not that we know of. CVE-2025-3450 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.26% is the estimated probability that it will be exploited in the next 30 days. That is higher than 18% of all scored CVEs.
How severe is CVE-2025-3450?
CVE-2025-3450 has a CVSS v3 base score of 10.0, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-08.