ZDI-22-515: (Pwn2Own) Canon imageCLASS MF644Cdw SLP Stack-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows remote 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 implementation of the SLP protocol. 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 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of ZDI-22-515?
The severity of ZDI-22-515 is critical due to its potential for remote code execution without authentication.
How do I fix ZDI-22-515?
To fix ZDI-22-515, update the firmware of your Canon imageCLASS MF644Cdw printer to the latest version provided by Canon.
What type of vulnerability is ZDI-22-515?
ZDI-22-515 is a remote code execution vulnerability that affects Canon imageCLASS MF644Cdw printers.
Who is affected by ZDI-22-515?
Any user operating a Canon imageCLASS MF644Cdw printer is potentially affected by ZDI-22-515.
Does ZDI-22-515 require authentication to exploit?
No, ZDI-22-515 does not require authentication, making it more dangerous for vulnerable installations.
- agent/references
- agent/type
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-515
- alias/ZDI-CAN-15845
- alias/CVE-2022-24673
- agent/software-canonical-lookup
- agent/severity
- agent/title
- agent/tags
- agent/description
- agent/event
- agent/source
- vendor/canon
- canonical/canon imageclass mf644cdw