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CVE-2024-12647

Canon Lbp632cdw Firmware remote code execution

9.8 CRITICALEPSS 1.20%
  1. Published28 Jan 2025

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 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Canon Lbp1238 Ii Firmware≤ 05.04
Canon Lbp1440 Firmware≤ 05.04
Canon Lbp236dw Firmware≤ 05.04
Canon Lbp237dw Firmware≤ 05.04
Canon Lbp246dw Firmware≤ 05.04
Canon Lbp247dw Firmware≤ 05.04
Canon Lbp632cdw Firmware≤ 05.04
Canon Lbp633cdw Firmware≤ 05.04
Canon Mf1238 Ii Firmware≤ 05.04
Canon Mf1440 Firmware≤ 05.04
Canon Mf1643if Ii Firmware≤ 05.04
Canon Mf1643i Ii Firmware≤ 05.04
Canon Mf451dw Firmware≤ 05.04
Canon Mf452dw Firmware≤ 05.04
Canon Mf453dw Firmware≤ 05.04
Canon Mf455dw Firmware≤ 05.04
Canon Mf462dw Firmware≤ 05.04
Canon Mf465dw Firmware≤ 05.04
Canon Mf652cw Firmware≤ 05.04
Canon Mf653cdw Firmware≤ 05.04
Canon Mf654cdw Firmware≤ 05.04
Canon Mf656cdw Firmware≤ 05.04

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2024-12647 being actively exploited?

CVE-2024-12647 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.20%.

How severe is CVE-2024-12647?

CVE-2024-12647 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.20% probability of exploitation.

Which products are affected by CVE-2024-12647?

Affected products include Canon Lbp1238 Ii Firmware, Canon Lbp1440 Firmware, Canon Lbp236dw Firmware, Canon Lbp237dw Firmware, Canon Lbp246dw Firmware, and 17 more.

How do I fix CVE-2024-12647?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-12647 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.