Unquoted Service Path Vulnerability in eBeam Interactive Suite by Luidia
CVE-2021-47879

8.5HIGH

Key Information:

Vendor

Luidia

Status
Ebeam Interactive Suite
Vendor
CVE Published:
21 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47879?

The eBeam Interactive Suite 3.6 contains an unquoted service path vulnerability within the eBeam Stylus Driver service. This flaw allows local users to potentially execute arbitrary code with elevated privileges. By exploiting the unquoted path located at C:\Program Files (x86)\Luidia\eBeam Stylus Driver, attackers can inject malicious executables that will run under LocalSystem permissions, posing a significant security risk.

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Affected Version(s)

eBeam Interactive Suite 3.6

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-2021-47879 - Proof of Concept

References

https://www.exploit-db.com/exploits/49648
exploit
http://esvc000385.wic045u.server-web.com/Downloads/eBeam/
product
https://www.vulncheck.com/advisories/ebeam-interactive-su...
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

Luis Martinez
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