CVE-2018-11692 Auth bypass in n/a

Critical 9.8 Published Updated

Attackers can bypass Administrator Mode authentication on Canon printers via a specific URL vector, gaining unauthorized administrative 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-2018-11692?

CVE-2018-11692 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

An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices. It is possible to bypass the Administrator Mode authentication for /tlogin.cgi via vectors involving frame.cgi?page=DevStatus. 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-2018-11692?

It affects 4 products.

Products include Canon Lbp3370 Firmware, Canon Lbp3460 Firmware, Canon Lbp6650 Firmware, Canon Lbp7750c Firmware.

How do I fix CVE-2018-11692?

No fix has been published for CVE-2018-11692 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-2018-11692 being exploited?

There is no known exploitation of CVE-2018-11692 in the wild and no public exploit code.

Sources

Also known as GHSA-xr82-97gj-f3qm.

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