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Description

Acer Global Registration Service 1.0.0.3 contains an unquoted service path vulnerability in its service configuration that allows local users to potentially execute arbitrary code. Attackers can exploit the unquoted path in C:\Program Files (x86)\Acer\Registration\ to inject malicious executables that would run with elevated LocalSystem privileges during service startup.

PUBLISHED Reserved 2026-01-27 | Published 2026-01-27 | Updated 2026-01-29 | Assigner VulnCheck




HIGH: 8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

Unquoted Search Path or Element

Product status

1.0.0.3
affected

Credits

Emmanuel Lujan finder

References

www.exploit-db.com/exploits/49142 exploit

www.exploit-db.com/exploits/49142 (ExploitDB-49142) exploit

www.acer.com/ac/en/US/content/home (Acer Official Homepage) product

www.vulncheck.com/...ervice-gregsvcexe-unquoted-service-path (VulnCheck Advisory: Global Registration Service 1.0.0.3 - 'GREGsvc.exe' Unquoted Service Path) third-party-advisory

cve.org (CVE-2020-36976)

nvd.nist.gov (CVE-2020-36976)

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