What is CVE-2022-24672?

CVE-2022-24672 is a high-severity vulnerability in Canon 1435i\+, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2023-03-28.

How severe is CVE-2022-24672?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Canon 1435i\+

CVE-2022-24672

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.

Vulnerability class: Buffer Overflow

EPSS: 0.012 (65.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory)
zdi-disclosures@trendmicro.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-24672?: CVE-2022-24672 is a high-severity vulnerability in Canon 1435i\+, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2023-03-28.
How severe is CVE-2022-24672?: High severity. CVSS v3 base score is 8.8 out of 10.