CVE-2023-6234

Buffer overflow in CPCA Color LUT Resource Download 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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

CVE-2023-6234 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

CVE-2023-6234 affects products from canon, specifically: i-sensys_lbp673cdw, i-sensys_lbp673cdw_firmware, i-sensys_mf752cdw, i-sensys_mf752cdw_firmware, i-sensys_mf754cdw, i-sensys_mf754cdw_firmware, i-sensys_x_c1333i, i-sensys_x_c1333i_firmware, i-sensys_x_c1333if, i-sensys_x_c1333if_firmware, i-sensys_x_c1333p, i-sensys_x_c1333p_firmware, lbp122dw, lbp122dw_firmware, lbp1238_ii, lbp1238_ii_firmware, lbp1333c, lbp1333c_firmware, lbp236dw, lbp236dw_firmware, lbp237dw, lbp237dw_firmware, lbp671c, lbp671c_firmware, lbp672c, lbp672c_firmware, lbp674c, lbp674c_firmware, lbp674cdw, lbp674cdw_firmware, mf1238_ii, mf1238_ii_firmware, mf1333c, mf1333c_firmware, mf1643i_ii, mf1643i_ii_firmware, mf1643if_ii, mf1643if_ii_firmware, mf272dw, mf272dw_firmware, mf273dw, mf273dw_firmware, mf275dw, mf275dw_firmware, mf451dw, mf451dw_firmware, mf452dw, mf452dw_firmware, mf453dw, mf453dw_firmware, mf455dw, mf455dw_firmware, mf751cdw, mf751cdw_firmware, mf753cdw, mf753cdw_firmware, mf755cdw, mf755cdw_firmware. Check the affected products table above for specific version ranges.

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.