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Vulnerability record · CVE-2024-12647 · published 28 January 2025

CVE-2024-12647: Canon mf455dw firmware out-of-bounds write vulnerability

Canon · Mf455dw Firmware

Buffer overflow in CPCA font download 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 firmware v05.04 and earlier sold in Japan. Color imageCLASS MF656Cdw/Color imageCLASS MF654Cdw/Color imageCLASS MF653Cdw/Color imageCLASS MF652Cdw/Color imageCLASS LBP633Cdw/Color imageCLASS LBP632Cdw firmware v05.04 and earlier sold in US. i-SENSYS MF657Cdw/i-SENSYS MF655Cdw/i-SENSYS MF651Cdw/i-SENSYS LBP633Cdw/i-SENSYS LBP631Cdw firmware v05.04 and earlier sold in Europe.

9.8 CVSS 3.1 Critical EPSS 1.2% · top 33.0% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
22Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Buffer overflow in CPCA font download 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 firmware v05.04 and earlier sold in Japan. Color imageCLASS MF656Cdw/Color imageCLASS MF654Cdw/Color imageCLASS MF653Cdw/Color imageCLASS MF652Cdw/Color imageCLASS LBP633Cdw/Color imageCLASS LBP632Cdw firmware v05.04 and earlier sold in US. i-SENSYS MF657Cdw/i-SENSYS MF655Cdw/i-SENSYS MF651Cdw/i-SENSYS LBP633Cdw/i-SENSYS LBP631Cdw firmware v05.04 and earlier sold in Europe.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

22 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://canon.jp/support/support-info/250127vulnerability-response Vendor Advisory
https://psirt.canon/advisory-information/cp2025-001/ Vendor Advisory
https://www.canon-europe.com/support/product-security/#news Vendor Advisory
https://www.usa.canon.com/support/canon-product-advisories/service-notice-regarding-vulnerability-measure-against-buffer Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-12648Canon mf455dw firmware out-of-bounds write vulnerabilityBuffer overflow in TIFF data EXIF tag processing of Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the netw…EPSS 1.2%9.8CVE-2024-12649Canon mf455dw firmware out-of-bounds write vulnerabilityBuffer overflow in XPS data font processing of Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network s…EPSS 1.2%9.8CVE-2023-6234Canon mf755cdw firmware out-of-bounds write vulnerabilityBuffer overflow in CPCA Color LUT Resource Download process of Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the…EPSS 1.4%9.8CVE-2023-6229Canon mf755cdw firmware out-of-bounds write vulnerabilityBuffer overflow in CPCA PDL Resource Download process of Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the netwo…EPSS 1.4%9.8CVE-2023-6230Canon mf755cdw firmware out-of-bounds write vulnerabilityBuffer overflow in the Address Book password process in authentication of Mobile Device Function of Office Multifunction Printers and Laser Printers(…EPSS 1.5%9.8CVE-2023-6231Canon mf755cdw firmware out-of-bounds write vulnerabilityBuffer overflow in WSD probe request process of Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segmen…EPSS 1.4%9.8CVE-2023-6232Canon mf755cdw firmware out-of-bounds write vulnerabilityBuffer overflow in the Address Book username process in authentication of Mobile Device Function of Office Multifunction Printers and Laser Printers(…EPSS 1.5%9.8CVE-2023-6233Canon mf755cdw firmware out-of-bounds write vulnerabilityBuffer overflow in SLP attribute request process of Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network se…EPSS 1.4%

Source: NIST National Vulnerability Database (record CVE-2024-12647), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.