CVE-2025-11043
An Improper Certificate Validation vulnerability in the OPC-UA client and ANSL over TLS client used in Automation Studio versions before 6.5 could allow an unauthenticated attacker on the network to position themselves to intercept and interfere with data exchanges.
Scoring
- Severity
- CRITICAL
- CVSS base score
- 9.1
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- EPSS probability
- 0.21%
- CWE
- CWE-295
- Published
- 2026-01-19
- Last modified
- 2026-03-12
Affected products
- B&R Industrial Automation GmbH B&R Automation Studio
- B&R Industrial Automation GmbH B&R Automation Studio
Weakness type
Related vulnerabilities
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