How severe is CVE-2024-12649?

CVE-2024-12649 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-12649 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-12649?

CVE-2024-12649 primarily affects Canon Mf455dw Firmware. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-12649?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-12649 have an EU (EUVD) identifier?

Yes. CVE-2024-12649 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51024.

When was CVE-2024-12649 published?

CVE-2024-12649 was published on 2025-01-28 and last updated on 2026-06-17.

CVE-2024-12649

CVE-2024-12649 is a critical-severity vulnerability in Canon Mf455dw Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-51024
Weakness: CWE-787
Affected product: Canon Mf455dw Firmware
Published: 2025-01-28
Last modified: 2026-06-17

Description

Buffer overflow in XPS data font 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.

Frequently asked questions

What is CVE-2024-12649?: Buffer overflow in XPS data font 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.
How severe is CVE-2024-12649?: CVE-2024-12649 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-12649 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-12649?: CVE-2024-12649 primarily affects Canon Mf455dw Firmware. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-12649?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-12649 have an EU (EUVD) identifier?: Yes. CVE-2024-12649 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51024.
When was CVE-2024-12649 published?: CVE-2024-12649 was published on 2025-01-28 and last updated on 2026-06-17.

References

Affected products (22)

cpe:2.3:o:canon:mf455dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf453dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf452dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf451dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf465dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf462dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf656cdw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf654cdw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf653cdw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf652cw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf1238_ii_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf1440_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf1643if_ii_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:mf1643i_ii_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp237dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp236dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp247dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp246dw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp633cdw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp632cdw_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp1238_ii_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:canon:lbp1440_firmware:*:*:*:*:*:*:*:*

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