{"id":"CVE-2025-66269","aliases":["EUVD-2025-199687","GHSA-2jxx-qpjm-mvc4"],"status":"published","title":"Unquoted Service Path in UPSilon2000V6.0(RupsMon and USBMate) running as SYSTEM","description":"The RupsMon and USBMate services in UPSilon 2000 run with SYSTEM privileges and contain unquoted service paths. This allows a local attacker to perform path interception and escalate privileges if they have write permissions to the directories proceeding that of which the real service executables live in","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00126,"percentile":0.02338,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-428"],"published":"2025-11-26T01:19:18Z","modified":"2026-10-18T20:10:00Z","products":[{"vendor":"megatec taiwan","product":"upsilon2000v6.0"}],"references":[{"url":"https://www.megatec.com.tw/software-download/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66269"},{"url":"https://www.megatec.com.tw/software-download"},{"url":"https://github.com/advisories/GHSA-2jxx-qpjm-mvc4"}],"sources":{"cve":[{"id":"CVE-2025-66269","title":"Unquoted Service Path in UPSilon2000V6.0(RupsMon and USBMate) running as SYSTEM","description":"The RupsMon and USBMate services in UPSilon 2000 run with SYSTEM privileges and contain unquoted service paths. This allows a local attacker to perform path interception and escalate privileges if they have write permissions to the directories proceeding that of which the real service executables live in","status":"published","published":"2025-11-26T01:19:18.496Z","modified":"2025-11-26T14:30:14.483Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L","level":"high","assessor":"cna"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T14:32:53.157279Z"}],"euvd":[{"id":"EUVD-2025-199687","description":"The RupsMon and USBMate services in UPSilon 2000 run with SYSTEM privileges and contain unquoted service paths. This allows a local attacker to perform path interception and escalate privileges if they have write permissions to the directories proceeding that of which the real service executables live in","status":"published","published":"2025-11-26T01:19:18Z","modified":"2025-11-26T14:30:14Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L","level":"high"}],"updated_at":"2026-11-02T19:49:12.440244Z"}],"ghsa":[{"id":"GHSA-2jxx-qpjm-mvc4","title":"The RupsMon and USBMate services in UPSilon 2000 run with SYSTEM privileges and contain unquoted...","description":"The RupsMon and USBMate services in UPSilon 2000 run with SYSTEM privileges and contain unquoted service paths. This allows a local attacker to perform path interception and escalate privileges if they have write permissions to the directories proceeding that of which the real service executables live in","status":"published","published":"2025-11-26T03:30:22Z","modified":"2025-11-26T03:30:28Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L/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"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T15:04:58.071945Z"}],"nvd":[{"id":"CVE-2025-66269","description":"The RupsMon and USBMate services in UPSilon 2000 run with SYSTEM privileges and contain unquoted service paths. This allows a local attacker to perform path interception and escalate privileges if they have write permissions to the directories proceeding that of which the real service executables live in","status":"published","published":"2025-11-26T02:15:50.13Z","modified":"2026-10-18T20:10:00.11Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L/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"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T14:11:46.94029Z"}]}}