CP2023-003 Vulnerability Mitigation/Remediation for Inkjet Printers (Home and Office/Large Format)
July 31, 2023
Description
Sensitive information on the Wi-Fi connection settings stored in the memories of inkjet printers (home and office/large format) may not be deleted by the usual initialization process.
Affected Products/Versions
Please check the affected inkjet printer models from here.
Mitigation/Remediation
When your printer may be in the hand of any third party, such as when repairing, lending or disposing the printer, take the following steps from the printer unit:
- Reset all settings (Reset settings ‐> Reset all)
- Enable the wireless LAN
- Reset all settings one more time
For models that do not have the Reset all settings function, take the following steps:
- Reset LAN settings
- Enable the wireless LAN
- Reset LAN settings one more time
Please refer to the operation manual of relevant model for specific Reset all or Reset LAN settings.
CP2023-003 Vulnerability Mitigation/Remediation for Inkjet Printers (Home and Office/Large Format)
quoted from Canon PSIRT
