ZDI-CAN-15834: (Pwn2Own) Canon imageCLASS MF644Cdw privet Stack-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 privet API. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Canon imageCLASS MF644Cdw |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-15834?
The severity of ZDI-CAN-15834 is critical due to the potential for arbitrary code execution without authentication.
How do I fix ZDI-CAN-15834?
To fix ZDI-CAN-15834, update your Canon imageCLASS MF644Cdw printer to the latest firmware version provided by Canon.
Who is affected by ZDI-CAN-15834?
The vulnerability ZDI-CAN-15834 affects users of the Canon imageCLASS MF644Cdw printer.
Is authentication required to exploit ZDI-CAN-15834?
No, authentication is not required to exploit the ZDI-CAN-15834 vulnerability.
What kind of attack does ZDI-CAN-15834 allow?
ZDI-CAN-15834 allows network-adjacent attackers to execute arbitrary code on affected printers.
- agent/references
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-516
- alias/ZDI-CAN-15834
- alias/CVE-2022-24674
- agent/software-canonical-lookup
- agent/severity
- agent/title
- agent/type
- agent/description
- agent/event
- agent/tags
- agent/source
- vendor/canon
- canonical/canon imageclass mf644cdw