CVE-2018-11711: Canon MF210 Firmware

Critical severity, CVSS 9.8. EPSS: 5.2% chance of exploitation in the next 30 days.

A remote attacker can bypass the System Manager Mode on the Canon MF210 and MF220 web interface without knowing the PIN for /login.html via vectors involving /portal_top.html to get full access to the device. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation

Affected products

• Canon MF210 Firmware: affected versions not specified
• Canon MF220 Firmware: affected versions not specified

Published 2018-06-04. Last modified 2026-06-17.