CVE-2023-0851

criticalpriority · track · 39EPSS 0.011 · 66 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.14% (66th) EPSS

CVSS 9.8 · critical

Is it mine?

118 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Buffer overflow in CPCA Resource Download 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 unresponsive or to execute arbitrary code. *:Satera LBP660C Series/LBP620C Series/MF740C Series/MF640C Series firmware Ver.11.04 and earlier sold in Japan. Color imageCLASS LBP660C Series/LBP 620C Series/X LBP1127C/MF740C Series/MF640C Series/X MF1127C firmware Ver.11.04 and earlier sold in US. i-SENSYS LBP660C Series/LBP620C Series/MF740C Series/MF640C Series, C1127P, C1127iF, C1127i firmware Ver.11.04 and earlier sold in Europe.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-122USCWE-122US

affected products (118)

Products and version ranges known to be affected.

Canon Pixmaall versionscert_bundDEcpe:/h:canon:pixma:-
Canon Inc. Canon Office/Small Office Multifunction Printers and Laser Printers≤ Satera LBP660C Series/LBP620C Series/MF740C Series/MF640C Series firmware Ver.11.04 and earlier sold in Japan. Color imageCLASS LBP660C Series/LBP 620C Series/X LBP1127C/MF740C Series/MF640C Series/X MF1127C firmware Ver.11.04 and earlier sold in US. i-SENSYS LBP660C Series/LBP620C Series/MF740C Series/MF640C Series, C1127P, C1127iF, C1127i firmware Ver.11.04 and earlier sold in Europe.enisa_euvdEU
Canon Inc. Canon Color imageCLASS X LBP1333C≤ 11.04fstec_bduRU
Canon Inc. Color imageCLASS X MF1127C≤ 11.04fstec_bduRU
Canon Inc. MAXIFY GX3020≤ 11.04fstec_bduRU
Canon Inc. MAXIFY GX4020≤ 11.04fstec_bduRU
Canon Inc. PIXMA G3270≤ 11.04fstec_bduRU
Canon Inc. PIXMA G4270≤ 11.04fstec_bduRU
Canon Inc. imageCLASS D1620≤ 11.04fstec_bduRU
Canon Inc. imageCLASS D1650≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP122DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP1238≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP1238 II≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP214DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP215DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP226DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP227DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP228DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP236DW≤ 11.04fstec_bduRU
Canon Inc. imageCLASS LBP237DW≤ 11.04fstec_bduRU

showing 20 of 118

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0969Canon Drucker: Mehrere SchwachstellenDeutsch2023-04-13csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in verschiedenen Canon Druckermodellen ausnutzen, um beliebigen Programmcode auszuführen, einen Denial of Service Zustand herbeizuführen oder Dateien zu manipulieren.

also known as (10)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2023-05-11modified 2026-06-17

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Related entries.

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+16120 more

references (13)

External citations — patches, advisories, analysis.

scry

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