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Status published
Low
CVE-2025-3449
Weak Session Token used in Automation Runtime SDM
Vulnerability Description
A Generation of Predictable Numbers or Identifiers vulnerability in the SDM component of B&R Automation Runtime versions before 6.4 may allow an unauthenticated network-based attacker to take over already established sessions.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
B&R Industrial Automation GmbH
View all reports →Affected Software
Automation Runtime
Vulnerable Versions:
6.0, 4
Timeline
Official Publish:
October 7th, 2025
Last Modified:
October 8th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.