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Vulnerability record · CVE-2018-11711 · published 4 June 2018

CVE-2018-11711: Canon mf210 firmware improper authentication vulnerability

Canon · Mf210 Firmware

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

9.8 CVSS 3.0 Critical EPSS 5.2% · top 7.8% CWE-287 · Improper authentication
9.8CVSS 3.0 base score, v2 10.0
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/huykha/9dbcd0e46058f1e18bab241d1b2754bd Broken LinkThird Party Advisory
https://www.exploit-db.com/exploits/44845/ Broken LinkThird Party AdvisoryVDB Entry
https://gist.github.com/huykha/9dbcd0e46058f1e18bab241d1b2754bd Broken LinkThird Party Advisory
https://www.exploit-db.com/exploits/44845/ Broken LinkThird Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-11711), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.