CVE-2023-0851: Buffer Overflow
Buffer overflow in CPCA Resource Download process of Office / 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 LBP660C Series/LBP620C Series/MF740C Series/MF640C Series firmware Ver.11.04 and earlier sold in Japan. Color imageCLASS LBP660C Series/LBP 620C Series/X LBP1127C/MF740C Series/MF640C Series/X MF1127C firmware Ver.11.04 and earlier sold in US. i-SENSYS LBP660C Series/LBP620C Series/MF740C Series/MF640C Series, C1127P, C1127iF, C1127i firmware Ver.11.04 and earlier sold in Europe.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-0851?
The severity of CVE-2023-0851 is considered high due to the potential for arbitrary code execution or denial of service.
How do I fix CVE-2023-0851?
To fix CVE-2023-0851, users should update the firmware of their affected Canon printers to version 11.05 or later.
What products are affected by CVE-2023-0851?
CVE-2023-0851 affects multiple Canon multifunction printers and laser printers, specifically those running firmware up to version 11.04.
Can CVE-2023-0851 be exploited remotely?
Yes, CVE-2023-0851 can be exploited by an attacker within the same network segment, potentially leading to established access to the printer.
Is there a workaround to mitigate CVE-2023-0851 without patching?
Currently, no effective workaround is available for CVE-2023-0851 other than applying the firmware update as soon as possible.