{"id":"CVE-2025-66271","aliases":["EUVD-2025-201913","GHSA-qrgv-vwfh-8wq2"],"status":"published","title":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file...","description":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file path. A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.","severity":{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00168,"percentile":0.06144,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-428"],"published":"2025-12-09T08:29:48Z","modified":"2026-10-07T20:10:01Z","products":[{"vendor":"elecom co.,ltd.","product":"clone for windows"},{"vendor":"i-o data device, inc.","product":"clone for windows"}],"references":[{"url":"https://www.elecom.co.jp/news/security/20251209-01/"},{"url":"https://jvn.jp/en/jp/JVN33172708/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66271"},{"url":"https://jvn.jp/en/jp/JVN33172708"},{"url":"https://www.elecom.co.jp/news/security/20251209-01"},{"url":"https://github.com/advisories/GHSA-qrgv-vwfh-8wq2"}],"sources":{"cve":[{"id":"CVE-2025-66271","description":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file path. A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.","status":"published","published":"2025-12-09T08:29:48.782Z","modified":"2025-12-09T14:30:57.279Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.0","score":6.7,"vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T14:32:53.157279Z"}],"euvd":[{"id":"EUVD-2025-201913","description":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file path. A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.","status":"published","published":"2025-12-09T08:29:48Z","modified":"2025-12-09T14:30:57Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:49:08.541096Z"}],"ghsa":[{"id":"GHSA-qrgv-vwfh-8wq2","title":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file...","description":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file path. A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.","status":"published","published":"2025-12-09T18:30:41Z","modified":"2025-12-09T18:30:47Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.0","score":6.7,"vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T15:05:06.989368Z"}],"nvd":[{"id":"CVE-2025-66271","description":"Clone for Windows provided by ELECOM CO.,LTD. registers a Windows service with an unquoted file path. A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.","status":"published","published":"2025-12-09T16:18:18.21Z","modified":"2026-10-07T20:10:01.97Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.0","score":6.7,"vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T14:11:49.468427Z"}]}}