CVE-2020-36976

Global Registration Service 1.0.0.3 - 'GREGsvc.exe' Unquoted Service Path

Published Jan 27, 2026 CVSS 4.0 · 8.5 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Acer
Acer global Registration Service
Vendors & Products Acer
Acer global Registration Service
Type Values Removed Values Added
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.
Title Global Registration Service 1.0.0.3 - 'GREGsvc.exe' Unquoted Service Path
Weaknesses CWE-428
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jan 29, 2026, 4:49 PM
Reserved
Jan 27, 2026, 3:47 PM
Status
Deferred
Published
Jan 27, 2026, 7:16 PM
Modified
Jun 17, 2026, 3:16 AM