CVE-2020-8478: Abb Base Software

Low severity, CVSS 3.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Insufficient protection of the inter-process communication functions in ABB System 800xA products OPC Server for AC 800M, MMS Server for AC 800M and Base Software for SoftControl (all published versions) enables an attacker authenticated on the local system to inject data, affecting the online view of runtime data shown in Control Builder.

Affected products

• Abb Base Software: any version
• Abb Mms Server: any version
• Abb Opc Server: any version

Published 2020-04-29. Last modified 2026-06-17.