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-23-555?
The severity of ZDI-23-555 is high due to the potential for arbitrary code execution without authentication.
2
How do I fix ZDI-23-555?
To fix ZDI-23-555, update the Canon imageCLASS MF743Cdw printer firmware to the latest version provided by Canon.
3
Who is affected by ZDI-23-555?
ZDI-23-555 affects installations of Canon imageCLASS MF743Cdw printers that are accessible to network-adjacent attackers.
4
What kind of attacks can ZDI-23-555 facilitate?
ZDI-23-555 can facilitate arbitrary code execution attacks by attackers who are on the same network.
5
Is authentication required to exploit ZDI-23-555?
No, authentication is not required to exploit ZDI-23-555, making it particularly dangerous.