CVE-2025-3449 (GCVE-0-2025-3449)

Vulnerability from cvelistv5 – Published: 2025-10-07 18:21 – Updated: 2025-10-08 13:15
VLAI?
Title
Weak Session Token used in Automation Runtime SDM
Summary
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.
Severity ?
2.3 (Low)
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
4.2 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
CWE
  • CWE-340 - Generation of Predictable Numbers or Identifiers
Assigner
ABB
References
Impacted products
Vendor Product Version
B&R Industrial Automation GmbH Automation Runtime Affected: 6.0 , < 6.4 (custom)
Affected: 4 (custom)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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