Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw 10.03 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. Was ZDI-CAN-16032.
References (2)
Core 2
Core References
Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-1666/
Scores
CVSS v3
8.8
EPSS
0.0083
EPSS Percentile
52.7%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-190
Status
published
Products (1)
canon/mf644cdw_firmware
10.03
Published
Mar 29, 2023
Tracked Since
Feb 18, 2026