critical
9.8
CWE
787 119
Advisory Published
Updated

CVE-2023-6233: Buffer Overflow

First published: Tue Feb 06 2024(Updated: )

Buffer overflow in SLP attribute request process of 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 LBP670C Series/Satera MF750C Series firmware v03.07 and earlier sold in Japan. Color imageCLASS LBP674C/Color imageCLASS X LBP1333C/Color imageCLASS MF750C Series/Color imageCLASS X MF1333C Series firmware v03.07 and earlier sold in US. i-SENSYS LBP673Cdw/C1333P/i-SENSYS MF750C Series/C1333i Series firmware v03.07 and earlier sold in Europe.

Credit: f98c90f0-e9bd-4fa7-911b-51993f3571fd

Affected SoftwareAffected VersionHow to fix
All of
Canon MF755Cdw Firmware<=03.07
Canon MF755Cdw Firmware
All of
Canon MF753Cdw Firmware<=03.07
Canon MF753Cdw Firmware
All of
Canon MF751CDW Firmware<=03.07
Canon MF751CDW Firmware
All of
Canon LBP674Cdw Firmware<=03.07
Canon LBP674Cdw
All of
Canon LBP672C Firmware<=03.07
Canon LBP672C Firmware
All of
Canon LBP671C<=03.07
Canon LBP671C Firmware
All of
Canon MF1238 II Firmware<=03.07
Canon MF1238 II Firmware
All of
Canon MF1333C Firmware<=03.07
Canon MF1333C Firmware
All of
Canon MF1643i II Firmware<=03.07
Canon MF1643i II Firmware
All of
Canon MF1643if II Firmware<=03.07
Canon MF1643if II Firmware
All of
Canon MF275dw Firmware<=03.07
Canon MF275dw Firmware
All of
Canon MF273dw Firmware<=03.07
Canon MF273dw Firmware
All of
Canon MF272dw Firmware<=03.07
Canon MF272dw Firmware
All of
Canon MF455dw Firmware<=03.07
Canon MF455dw Firmware
All of
Canon MF453dw Firmware<=03.07
Canon mf453dw firmware
All of
Canon MF452dw<=03.07
Canon MF452DW Firmware
All of
Canon MF451dw Firmware<=03.07
Canon MF451dw Firmware
All of
Canon LBP122dw Firmware<=03.07
Canon LBP122dw Firmware
All of
Canon LBP1238 Firmware<=03.07
Canon LBP1238 II Firmware
All of
Canon LBP1333C Firmware<=03.07
Canon LBP1333C Firmware
All of
Canon LBP237dw<=03.07
Canon LBP237dw
All of
Canon LBP236dw<=03.07
Canon LBP236dw
All of
Canon LBP674Cdw Firmware<=03.07
Canon Color imageCLASS LBP674Cdw
All of
Canon i-SENSYS MF754Cdw<=03.07
Canon i-SENSYS MF754Cdw Firmware
All of
Canon i-SENSYS X C1333iF<=03.07
Canon i-SENSYS X C1333iF firmware
All of
Canon i-SENSYS LBP673Cdw<=03.07
Canon i-SENSYS LBP673Cdw
All of
Canon i-SENSYS MF752Cdw<=03.07
Canon i-SENSYS MF752Cdw
All of
Canon i-SENSYS X C1333i<=03.07
Canon C1333i Series
All of
Canon i-SENSYS X C1333P<=03.07
Canon i-SENSYS X C1333P firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-6233?

    CVE-2023-6233 has a high severity rating due to the potential for remote code execution and service disruption.

  • How do I fix CVE-2023-6233?

    To fix CVE-2023-6233, update your Canon printer firmware to the latest version beyond 03.07.

  • Which devices are affected by CVE-2023-6233?

    CVE-2023-6233 affects several Canon multifunction and laser printers including models such as MF755Cdw and LBP674Cdw.

  • What kind of attack does CVE-2023-6233 allow?

    CVE-2023-6233 allows attackers on the same network segment to potentially execute arbitrary code or crash the affected printers.

  • Is there a workaround for CVE-2023-6233?

    Currently, the best recommendation is to apply the firmware updates as no effective workarounds are provided.

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