Vulnerability Description
Buffer overflow in WebService Authentication processing of Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected product being unresponsive or to execute arbitrary code. *: Satera MF656Cdw/Satera MF654Cdw/Satera MF551dw/Satera MF457dw firmware v05.07 and earlier sold in Japan. Color imageCLASS MF656Cdw/Color imageCLASS MF654Cdw/Color imageCLASS MF653Cdw/Color imageCLASS MF652Cdw/Color imageCLASS LBP633Cdw/Color imageCLASS LBP632Cdw/imageCLASS MF455dw/imageCLASS MF453dw/imageCLASS MF452dw/imageCLASS MF451dw/imageCLASS LBP237dw/imageCLASS LBP236dw/imageCLASS X MF1238 II/imageCLASS X MF1643i II/imageCLASS X MF1643iF II/imageCLASS X LBP1238 II firmware v05.07 and earlier sold in US. i-SENSYS MF657Cdw/i-SENSYS MF655Cdw/i-SENSYS MF651Cdw/i-SENSYS LBP633Cdw/i-SENSYS LBP631Cdw/i-SENSYS MF553dw/i-SENSYS MF552dw/i-SENSYS MF455dw/i-SENSYS MF453dw/i-SENSYS LBP236dw/i-SENSYS LBP233dw/imageRUNNER 1643iF II/imageRUNNER 1643i II/i-SENSYS X 1238iF II/i-SENSYS X 1238i II/i-SENSYS X 1238P II/i-SENSYS X 1238Pr II firmware v05.07 and earlier sold in Europe.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canon | Satera Mf656Cdw Firmware | <= 05.07 |
| Canon | Satera Mf656Cdw | - |
| Canon | Satera Mf654Cdw Firmware | <= 05.07 |
| Canon | Satera Mf654Cdw | - |
| Canon | Satera Mf551Dw Firmware | <= 05.07 |
| Canon | Satera Mf551Dw | - |
| Canon | Satera Mf457Dw Firmware | <= 05.07 |
| Canon | Satera Mf457Dw | - |
| Canon | Imageclass Mf656Cdw Firmware | <= 05.07 |
| Canon | Imageclass Mf656Cdw | - |
| Canon | Imageclass Mf654Cdw Firmware | <= 05.07 |
| Canon | Imageclass Mf654Cdw | - |
| Canon | Imageclass Mf653Cdw Firmware | <= 05.07 |
| Canon | Imageclass Mf653Cdw | - |
| Canon | Imageclass Mf652Cdw Firmware | <= 05.07 |
| Canon | Imageclass Mf652Cdw | - |
| Canon | Imageclass Lbp633Cdw Firmware | <= 05.07 |
| Canon | Imageclass Lbp633Cdw | - |
| Canon | Imageclass Lbp632Cdw Firmware | <= 05.07 |
| Canon | Imageclass Lbp632Cdw | - |
Related Weaknesses (CWE)
References
- https://canon.jp/support/support-info/250127vulnerability-responseVendor Advisory
- https://psirt.canon/advisory-information/cp2025-001/Vendor Advisory
- https://www.canon-europe.com/support/product-security/#newsVendor Advisory
- https://www.usa.canon.com/support/canon-product-advisories/service-notice-regardVendor Advisory
FAQ
What is CVE-2025-2146?
CVE-2025-2146 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Buffer overflow in WebService Authentication processing of Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected product ...
How severe is CVE-2025-2146?
CVE-2025-2146 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-2146?
Check the references section above for vendor advisories and patch information. Affected products include: Canon Satera Mf656Cdw Firmware, Canon Satera Mf656Cdw, Canon Satera Mf654Cdw Firmware, Canon Satera Mf654Cdw, Canon Satera Mf551Dw Firmware.