CVE-2020-27295: Honeywell Opc Ua Tunneller

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

The affected product has uncontrolled resource consumption issues, which may allow an attacker to cause a denial-of-service condition on the OPC UA Tunneller (versions prior to 6.3.0.8233).

Affected products

• Honeywell Opc Ua Tunneller: before 6.3.0.8233 (fixed in 6.3.0.8233)

Published 2021-01-26. Last modified 2026-06-17.