{"id":"CVE-2025-2146","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-2146","generatedAt":"2026-10-28T03:23:48.492Z","title":"Buffer overflow in WebService Authentication processing of 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. *:…","description":"Buffer overflow in WebService Authentication processing of 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 MF656Cdw/Satera MF654Cdw/Satera MF551dw/Satera MF457dw firmware v05.07 and earlier sold in Japan. Color imageCLASS MF656Cdw/Color imageCLASS MF654Cdw/Color imageCLASS MF653Cdw/Color imageCLASS MF652Cdw/Color imageCLASS LBP633Cdw/Color imageCLASS LBP632Cdw/imageCLASS MF455dw/imageCLASS MF453dw/imageCLASS MF452dw/imageCLASS MF451dw/imageCLASS LBP237dw/imageCLASS LBP236dw/imageCLASS X MF1238 II/imageCLASS X MF1643i II/imageCLASS X MF1643iF II/imageCLASS X LBP1238 II firmware v05.07 and earlier sold in US. i-SENSYS MF657Cdw/i-SENSYS MF655Cdw/i-SENSYS MF651Cdw/i-SENSYS LBP633Cdw/i-SENSYS LBP631Cdw/i-SENSYS MF553dw/i-SENSYS MF552dw/i-SENSYS MF455dw/i-SENSYS MF453dw/i-SENSYS LBP236dw/i-SENSYS LBP233dw/imageRUNNER 1643iF II/imageRUNNER 1643i II/i-SENSYS X 1238iF II/i-SENSYS X 1238i II/i-SENSYS X 1238P II/i-SENSYS X 1238Pr II firmware v05.07 and earlier sold in Europe.","published":"2025-05-26T00:15:20.000Z","lastModified":"2026-06-17T09:06:25.000Z","status":"Analyzed","sourceIdentifier":"f98c90f0-e9bd-4fa7-911b-51993f3571fd","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-787"],"affected":["canon/satera mf656cdw firmware","canon/satera mf654cdw firmware","canon/satera mf551dw firmware","canon/satera mf457dw firmware","canon/imageclass mf656cdw firmware","canon/imageclass mf654cdw firmware","canon/imageclass mf653cdw firmware","canon/imageclass mf652cdw firmware","canon/imageclass lbp633cdw firmware","canon/imageclass lbp632cdw firmware","canon/imageclass mf455dw firmware","canon/imageclass mf453dw firmware","canon/imageclass mf452dw firmware","canon/imageclass mf451dw firmware","canon/imageclass lbp237dw firmware","canon/imageclass lbp236dw firmware","canon/imageclass x mf1238 ii firmware","canon/imageclass x mf1643i ii firmware","canon/imageclass x mf1643if ii firmware","canon/imageclass x lbp1238 ii firmware","canon/i-sensys mf657cdw firmware","canon/i-sensys mf655cdw firmware","canon/i-sensys mf651cdw firmware","canon/i-sensys lbp633cdw firmware","canon/i-sensys lbp631cdw firmware","canon/i-sensys mf553dw firmware","canon/i-sensys mf552dw firmware","canon/i-sensys mf455dw firmware","canon/i-sensys mf453dw firmware","canon/i-sensys lbp236dw firmware","canon/i-sensys lbp233dw firmware","canon/imagerunner 1643if ii firmware","canon/imagerunner 1643i ii firmware","canon/i-sensys x 1238if ii firmware","canon/i-sensys x 1238i ii firmware","canon/i-sensys x 1238p ii firmware","canon/i-sensys x 1238pr ii firmware"],"epss":{"score":0.00915,"percentile":0.59878,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.92%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://canon.jp/support/support-info/250127vulnerability-response","tags":["Vendor Advisory"],"source":"f98c90f0-e9bd-4fa7-911b-51993f3571fd"},{"url":"https://psirt.canon/advisory-information/cp2025-001/","tags":["Vendor Advisory"],"source":"f98c90f0-e9bd-4fa7-911b-51993f3571fd"},{"url":"https://www.canon-europe.com/support/product-security/#news","tags":["Vendor Advisory"],"source":"f98c90f0-e9bd-4fa7-911b-51993f3571fd"},{"url":"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","tags":["Vendor Advisory"],"source":"f98c90f0-e9bd-4fa7-911b-51993f3571fd"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-2146","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}