{"id":"CVE-2021-47898","aliases":["EUVD-2026-4289","GHSA-c24p-x9pc-2jh3"],"status":"published","title":"Epson USB Display 1.6.0.0 Unquoted Service Path Vulnerability","description":"Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.","severity":{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00141,"percentile":0.03479,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-428"],"published":"2026-01-23T16:47:41Z","modified":"2026-06-17T04:18:43Z","products":[{"vendor":"epson america, inc.","product":"epson usb display"}],"references":[{"url":"https://www.exploit-db.com/exploits/49548","tags":["exploit"]},{"url":"https://epson.com.mx/","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/epson-usb-display-unquoted-service-path-vulnerability","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-47898"},{"url":"https://epson.com.mx"},{"url":"https://github.com/advisories/GHSA-c24p-x9pc-2jh3"}],"sources":{"cve":[{"id":"CVE-2021-47898","title":"Epson USB Display 1.6.0.0 Unquoted Service Path Vulnerability","description":"Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.","status":"published","published":"2026-01-23T16:47:41.445Z","modified":"2026-03-05T01:29:10.762Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T14:32:56.308189Z"}],"euvd":[{"id":"EUVD-2026-4289","description":"Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.","status":"published","published":"2026-01-23T16:47:41Z","modified":"2026-03-05T01:29:10Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:48:09.897368Z"}],"ghsa":[{"id":"GHSA-c24p-x9pc-2jh3","title":"Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service...","description":"Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.","status":"published","published":"2026-01-23T18:31:29Z","modified":"2026-01-23T18:31:36Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T15:05:53.055975Z"}],"nvd":[{"id":"CVE-2021-47898","description":"Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.","status":"published","published":"2026-01-23T17:16:01.767Z","modified":"2026-06-17T04:18:43.05Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-428"],"updated_at":"2026-11-02T14:07:09.005706Z"}]}}