CVE-2025-3450: Automation Runtime 6.0 to before 6.3, 4.0 to before Q4.93

CVE-2025-3450. CVSS 3.1 base score 10.0 (CRITICAL, Vendor/CNA). EPSS 0.00281 (percentile 0.19229), scored 17-Oct-2026.

Affected technology

Automation Runtime · 6.0 to before 6.3, 4.0 to before Q4.93
B&R Industrial Automation

Description’s affected range: versions before 6.3 and before Q4.93 may

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

An unauthenticated network-based attacker may delete data causing denial of service conditions. Vendor/CNA’s CVSS 4.0 assessment (base score 9.3/10) rates confidentiality impact as none; integrity and availability impact as high.

Published 18-Oct-2026 22:51 UTC

CWE: CWE-413
CCR priority: 40.1 /100 (P3)
CVSS 3.1: 10.0 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H · Vendor/CNA
EPSS: 0.00281 · percentile 0.19229 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 22:50:08.248207+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-3450.html