CVE-2023-6231
Buffer overflow in WSD probe request process of Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the…
- Published
- Updated
- Reserved
- Assigned by
- Canon
Description
Buffer overflow in WSD probe request process of 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 LBP670C Series/Satera MF750C Series firmware v03.07 and earlier sold in Japan. Color imageCLASS LBP674C/Color imageCLASS X LBP1333C/Color imageCLASS MF750C Series/Color imageCLASS X MF1333C Series firmware v03.07 and earlier sold in US. i-SENSYS LBP673Cdw/C1333P/i-SENSYS MF750C Series/C1333i Series firmware v03.07 and earlier sold in Europe.
Timeline
ID reserved
By Canon
- 3 months later
· 3 months later
Published
- 17 months later
· 17 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CanonCNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.4% · top 28% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
Canon Inc. · Satera LBP670C Series
- affected 03.07 and earlier
Canon Inc. · Satera MF750C Series
- affected 03.07 and earlier
Canon Inc. · Color imageCLASS LBP674C
- affected 03.07 and earlier
Canon Inc. · Color imageCLASS X LBP1333C
- affected 03.07 and earlier
Canon Inc. · Color imageCLASS MF750C Series
- affected 03.07 and earlier
Canon Inc. · Color imageCLASS X MF1333C Series
- affected 03.07 and earlier
Canon Inc. · i-SENSYS LBP673Cdw
- affected 03.07 and earlier
- affected 03.07 and earlier
Canon Inc. · i-SENSYS MF750C Series
- affected 03.07 and earlier
- affected 03.07 and earlier
References (4)
- https://psirt.canon/advisory-information/cp2024-001/ (opens in a new tab)vendor-advisoryx_transferred
- https://canon.jp/support/support-info/240205vulnerability-response (opens in a new tab)vendor-advisoryx_transferred
- https://www.usa.canon.com/support/canon-product-advisories/Service-Notice-Regarding-Vulnerability-Measure-Against-Buffer-Overflow-for-Laser-Printers-and-Small-Office-Multifunctional-Printers (opens in a new tab)vendor-advisoryx_transferred
- https://www.canon-europe.com/support/product-security-latest-news/ (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-6231)Record last updated .