Canon imageCLASS MF654Cdw BJNP Memory Corruption Remote Code Execution Vulnerability (CVE-2025-14233)

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF654Cdw printers.

Authentication is not required to exploit this vulnerability.

The specific flaw exists within the BJNP service.

The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition.

An attacker can leverage this vulnerability to execute code in the context of the device.

Canon has issued an update to correct this vulnerability. More details can be found at:
https://www.canon-europe.com/support/product-security/

I am one of the editors here at www.systemtek.co.uk I am a UK based technology professional, with an interest in computer security and telecoms.