CVE-2018-11711 Auth bypass in n/a

Critical 9.8 Published Updated

Remote attackers can bypass System Manager Mode authentication on Canon printers via specific URL vectors, gaining full device access.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-11711?

CVE-2018-11711 is a critical authentication bypass vulnerability in n/a, published on 4 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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

Weakness: CWE-287

Which versions are affected by CVE-2018-11711?

It affects 2 products.

Products include Canon Mf210 Firmware, Canon Mf220 Firmware.

How do I fix CVE-2018-11711?

No fix has been published for CVE-2018-11711 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2018-11711 being exploited?

There is no known exploitation of CVE-2018-11711 in the wild and no public exploit code.

Sources

Also known as GHSA-r7wv-rcch-q8jm.

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