{"id":"CVE-2021-47825","aliases":["EUVD-2026-2889","GHSA-px27-jf47-v6g6"],"status":"published","title":"Acer Updater Service 1.2.3500.0 - 'UpdaterService.exe'  Unquoted Service Path","description":"Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local users to execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\\Program Files\\Acer\\Acer Updater\\ to inject malicious executables that will run with LocalSystem permissions during service startup.","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":0.00174,"percentile":0.06915,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-428"],"published":"2026-01-16T19:09:30Z","modified":"2026-06-17T04:18:33Z","products":[{"vendor":"acer","product":"acer updater service"}],"references":[{"url":"https://www.exploit-db.com/exploits/49890","tags":["exploit"]},{"url":"https://www.acer.com/ac/en/US/content/home","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/acer-updater-service-updaterserviceexe-unquoted-service-path","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-47825"},{"url":"https://github.com/advisories/GHSA-px27-jf47-v6g6"}],"sources":{"cve":[{"id":"CVE-2021-47825","title":"Acer Updater Service 1.2.3500.0 - 'UpdaterService.exe'  Unquoted Service Path","description":"Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local users to execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\\Program Files\\Acer\\Acer Updater\\ to inject malicious executables that will run with LocalSystem permissions during service startup.","status":"published","published":"2026-01-16T19:09:30.772Z","modified":"2026-01-16T21:28:43.399Z","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-2026-2889","description":"Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local users to execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\\Program Files\\Acer\\Acer Updater\\ to inject malicious executables that will run with LocalSystem permissions during service startup.","status":"published","published":"2026-01-16T19:09:30Z","modified":"2026-01-16T21:28:43Z","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":"2026-11-02T19:48:50.374471Z"}],"ghsa":[{"id":"GHSA-px27-jf47-v6g6","title":"Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local...","description":"Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local users to execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\\Program Files\\Acer\\Acer Updater\\ to inject malicious executables that will run with LocalSystem permissions during service startup.","status":"published","published":"2026-01-16T21:30:36Z","modified":"2026-01-16T21:30:43Z","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":"2026-11-02T15:05:38.741943Z"}],"nvd":[{"id":"CVE-2021-47825","description":"Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local users to execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\\Program Files\\Acer\\Acer Updater\\ to inject malicious executables that will run with LocalSystem permissions during service startup.","status":"published","published":"2026-01-16T19:16:07.353Z","modified":"2026-06-17T04:18:33.96Z","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"}]}}