ZDI-22-1666: Canon imageCLASS MF644Cdw BJNP Integer Overflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the BJNP service. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of root.

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

• agent/weakness
• agent/severity
• agent/title
• agent/references
• agent/type
• agent/event
• agent/description
• agent/softwarecombine
• agent/tags
• collector/zdi-advisory
• source/ZDI
• alias/ZDI-22-1666
• alias/ZDI-CAN-16032
• alias/CVE-2022-43608
• agent/software-canonical-lookup
• vendor/canon
• canonical/canon imageclass mf644cdw