CVE-2017-20238: Belden Hirschmann Industrial Hivision

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Hirschmann Industrial HiVision versions 06.0.00 and 07.0.00 prior to 06.0.06 and 07.0.01 contains an improper authorization vulnerability that allows read-only users to gain write access to managed devices by bypassing access control mechanisms. Attackers can exploit alternative interfaces such as the web interface or SNMP browser to modify device configurations despite having restricted permissions.

Affected products

• Belden Hirschmann Industrial Hivision: from 06.0.00, up to and including 06.0.05; up to and including 07.00

Published 2026-04-03. Last modified 2026-07-21.