CVE-2020-24680: Abb Symphony + Historian

High severity, CVSS 7.0. EPSS: 0.3% chance of exploitation in the next 30 days.

In S+ Operations and S+ Historian, the passwords of internal users (not Windows Users) are encrypted but improperly stored in a database.

Affected products

• Abb Symphony + Historian: version 3.0 only; version 3.1 only
• Abb Symphony + Operations: version 1.1 only; version 2.0 only; version 2.1 only; version 3.0 only; version 3.1 only; version 3.2 only; …

Published 2020-12-22. Last modified 2026-06-17.