CVE-2025-3450

CRITICAL

B&R Automation Runtime < 6.3 and < Q4.93 - Unauthenticated Denial of Service via SDM Component

Title source: llm
STIX 2.1

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.

References (1)

Core 1

Scores

CVSS v3 10.0
EPSS 0.0025
EPSS Percentile 16.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-413
Status published
Products (2)
B&R Industrial Automation/Automation Runtime 4.0 - Q4.93
B&R Industrial Automation/Automation Runtime 6.0 - 6.3
Published Oct 07, 2025
Tracked Since Feb 18, 2026