CVE-2025-3449

MediumCVSS 4.2/10Last modified Oct 8, 2026

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.

Metrics

CVSS 3.1 4.2/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-340

Affected software

No affected versions have been published.

Timeline

Published: Oct 7, 2025
Last modified: Oct 8, 2026
NVD status: Deferred

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