CVE-2023-5100: Sick APU0200 Firmware

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Cleartext Transmission of Sensitive Information in RDT400 in SICK APU allows an unprivileged remote attacker to retrieve potentially sensitive information via intercepting network traffic that is not encrypted.

Affected products

• Sick APU0200 Firmware: before 4.0.0.6 (fixed in 4.0.0.6)

Published 2023-10-09. Last modified 2026-06-17.