ZDI-CAN-19756: ZDI-23-555: (Pwn2Own) Canon imageCLASS MF743Cdw IPP number-up Stack-based Buffer Overflow Remote Code Execution Vulnerability

Published May 4, 2023
·
Updated

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF743Cdw printers. Authentication is not required to exploit this vulnerability.

Affected Software

1 affected component
Canon imageCLASS MF743Cdw

Event History

May 4, 2023
Advisory Published
05:00 AM
Data Sourced
05:00 AM
Description

Frequently Asked Questions

1

What is the severity of ZDI-CAN-19756?

The severity of ZDI-CAN-19756 is critical due to the potential for arbitrary code execution by network-adjacent attackers.

2

How do I fix ZDI-CAN-19756?

To fix ZDI-CAN-19756, update your Canon imageCLASS MF743Cdw printer firmware to the latest version provided by Canon.

3

Who is affected by ZDI-CAN-19756?

Users of Canon imageCLASS MF743Cdw printers are affected by ZDI-CAN-19756 without needing authentication for exploitation.

4

What type of attack does ZDI-CAN-19756 allow?

ZDI-CAN-19756 allows network-adjacent attackers to execute arbitrary code on the affected printer.

5

Is authentication required to exploit ZDI-CAN-19756?

No, authentication is not required to exploit ZDI-CAN-19756, making it particularly dangerous for users.

Contact

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