Unquoted Service Path Vulnerability in WIN-PACK PRO by Honeywell
CVE-2021-47867

8.5HIGH

Key Information:

Vendor

Security

Status
Winpakpro
Vendor
CVE Published:
21 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47867?

The WIN-PACK PRO version 4.8 application contains an unquoted service path vulnerability in the ScheduleService component. This flaw could allow local users to execute arbitrary code with elevated privileges by exploiting the unquoted path in the service executable located at 'C:\Program Files (x86)\WINPAKPRO\ScheduleService Service.exe'. When initiated, the service could potentially run injected malicious code, posing security risks to the system.

Affected Version(s)

Winpakpro 4.8

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-47867 - Proof of Concept

References

https://www.exploit-db.com/exploits/49691
exploit
https://www.security.honeywell.com/product-repository/winpak
product
https://www.vulncheck.com/advisories/win-pack-pro-schedul...
third-party-advisory

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Alan Mondragon
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