CVE-2022-43765: Br-Automation Industrial Automation Aprol

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

B&R APROL versions < R 4.2-07 doesn’t process correctly specially formatted data packages sent to port 55502/tcp, which may allow a network based attacker to cause an application Denial-of-Service.

Affected products

• Br-Automation Industrial Automation Aprol: before r4.2-07 (fixed in r4.2-07)

Published 2023-02-08. Last modified 2026-06-17.