What is CVE-2023-0854?

CVE-2023-0854 is a critical-severity vulnerability in Canon Imageprograf_tc-20, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-05-11.

How severe is CVE-2023-0854?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Canon Imageprograf_tc-20

CVE-2023-0854

Buffer overflow in NetBIOS QNAME registering and communication process of Office / Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected product being unrespons…

Vulnerability class: Buffer Overflow

EPSS: 0.012 (63.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Canon Imageprograf_tc-20
Canon Imageprograf_tc-20_firmware
Canon Imageprograf_tc-20m
Canon Imageprograf_tc-20m_firmware
Canon I-sensys_lbp621cw
Canon I-sensys_lbp621cw_firmware
Canon I-sensys_lbp623cdw
Canon I-sensys_lbp623cdw_firmware
Canon I-sensys_lbp633cdw
Canon I-sensys_lbp633cdw_firmware

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow
CWE-787 — Out-of-bounds Write

References

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f98c90f0-e9bd-4fa7-911b-51993f3571fd
f98c90f0-e9bd-4fa7-911b-51993f3571fd
f98c90f0-e9bd-4fa7-911b-51993f3571fd

Frequently asked questions

What is CVE-2023-0854?: CVE-2023-0854 is a critical-severity vulnerability in Canon Imageprograf_tc-20, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-05-11.
How severe is CVE-2023-0854?: Critical severity. CVSS v3 base score is 9.8 out of 10.