CVE-2022-24672

HIGH
8.8
CVSS Score
Published: March 28, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:32 AM UTC
148 products affected across 1 vendorLBP237DW FirmwareMF1238 Ii FirmwareMF1643IF Ii Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw 10.02 printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CADM service. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-15802.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
canon-1435i (same device)
All versions
canon-1435if (same device)
All versions
canon-1435p (same device)
All versions
canon-d1520 (same device)
All versions
canon-d1550 (same device)
All versions
canon-d1620 (same device)
All versions
canon-d1650 (same device)
All versions
canon-ir1435i (same device)
All versions
canon-ir1643i (same device)
All versions
canon-ir1643if (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-122CWE-787

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