CVE-2021-47866 HIGH

CVE-2021-47866: WIN-PACK PRO 4.8 - 'GuardTourService' Unquoted Service Path

Vendor Honeywell
Product WIN-PACK PRO
Weakness CWE-428
Published January 21, 2026
Last update March 5, 2026

CVSS base score

8.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

WIN-PACK PRO 4.8 contains an unquoted service path vulnerability in the GuardTourService that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\Program Files <x86>\WINPAKPRO\WP GuardTour Service.exe to inject malicious code that would execute during service startup.

Key dates

02Disclosure timeline

January 21, 2026 CVE published
March 5, 2026 Record updated