CVE-2025-14231: Canon Satera LBP670C Series · Out-of-bounds Write
Affects Canon Satera LBP670C SeriesSource CVE Database V5
Not known to be exploited · CVSS 9.3 Critical.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.9% chance of exploitation in 30 days – higher than 59% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 15 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Canon Inc.Satera LBP670C Series | Affected
| Fixed in– |
| Canon Inc.Satera MF750C Series | Affected
| Fixed in– |
| Canon Inc.Color imageCLASS LBP630C | Affected
| Fixed in– |
| Canon Inc.Color imageCLASS MF650C Series | Affected
| Fixed in– |
| Canon Inc.imageCLASS LBP230 Series | Affected
| Fixed in– |
| Canon Inc.imageCLASS X LBP1238 II | Affected
| Fixed in– |
| Canon Inc.imageCLASS MF450 Series | Affected
| Fixed in– |
| Canon Inc.imageCLASS X MF1238 II | Affected
| Fixed in– |
| Canon Inc.imageCLASS X MF1643i II | Affected
| Fixed in– |
| Canon Inc.imageCLASS X MF1643iF II | Affected
| Fixed in– |
| Canon Inc.i-SENSYS LBP630C Series | Affected
| Fixed in– |
| Canon Inc.i-SENSYS MF650C Series | Affected
| Fixed in– |
| Canon Inc.i-SENSYS LBP230 Series | Affected
| Fixed in– |
| Canon Inc.1238P II | Affected
| Fixed in– |
| Canon Inc.1238Pr II | Affected
| Fixed in– |
| Canon Inc.i-SENSYS MF450 Series | Affected
| Fixed in– |
| Canon Inc.i-SENSYS MF550 Series | Affected
| Fixed in– |
| Canon Inc.1238i II | Affected
| Fixed in– |
| Canon Inc.1238iF II | Affected
| Fixed in– |
| Canon Inc.imageRUNNER 1643i II | Affected
| Fixed in– |
| Canon Inc.imageRUNNER 1643iF II | Affected
| Fixed in– |
AI-suggested
Until an official fix is released, network segmentation to restrict access to the printer's management and print services from untrusted network segments may reduce exposure. Monitor Canon's official channels for firmware updates addressing this vulnerability.
Description
CVE-2025-14231 is a critical buffer overflow vulnerability in the print job processing component using WSD on Canon Small Office Multifunction Printers and Laser Printers, including the Satera LBP670C Series and various other models sold in Japan, the US, and Europe. The flaw allows an attacker on the same network segment to cause the device to become unresponsive or potentially execute arbitrary code. The affected firmware versions are 06.02 and earlier. The vulnerability has a high CVSS 4.0 score of 9.3, indicating critical severity. No patch or official fix information is currently provided by Canon. There are no known exploits in the wild at this time.
References
- psirt.canon/advisory-information/cp2026-001/ (opens in a new tab)
- canon.jp/support/support-info/260115vulnerability-response (opens in a new tab)
- usa.canon.com/support/canon-product-advisories/Service-Notice-Regarding-Remediation-Measure-Against-Potential-Buffer-Overflow-Vulnerability-in-Laser-Printers-and-Small-Office-Multifunctional-Printers (opens in a new tab)
- canon-europe.com/support/product-security/ (opens in a new tab)