ZDI-CAN-15802: (Pwn2Own) Canon imageCLASS MF644Cdw CADM Heap-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CADM service. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the service account.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-15802?
The severity of ZDI-CAN-15802 is critical due to the potential for remote code execution without authentication.
How do I fix ZDI-CAN-15802?
To fix ZDI-CAN-15802, apply the vendor's security patches or updates for the Canon imageCLASS MF644Cdw printer.
Who is affected by ZDI-CAN-15802?
The vulnerability ZDI-CAN-15802 affects all installations of Canon imageCLASS MF644Cdw printers.
Can ZDI-CAN-15802 be exploited remotely?
Yes, ZDI-CAN-15802 can be exploited remotely by network-adjacent attackers.
Is authentication required to exploit ZDI-CAN-15802?
No, authentication is not required to exploit the vulnerability ZDI-CAN-15802.