Unquoted Service Path Vulnerability in eBeam Education Suite by eBeam
CVE-2021-47878

8.5HIGH

Key Information:

Vendor

Luidia

Status
Ebeam Education Suite
Vendor
CVE Published:
21 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47878?

eBeam Education Suite version 2.5.0.9 is impacted by an unquoted service path vulnerability within the eBeam Device Service. This flaw enables local users to execute arbitrary code with elevated privileges. By exploiting the incorrect quoting in the service configuration, attackers may inject malicious commands that execute with LocalSystem privileges during the startup of the service. This could lead to significant security risks and requires immediate attention to mitigate potential exploitation.

Affected Version(s)

eBeam Education Suite 2.5.0.9

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-2021-47878 - Proof of Concept

References

https://www.exploit-db.com/exploits/49647
exploit
http://esvc000385.wic045u.server-web.com/Downloads/eBeam/
product
https://www.vulncheck.com/advisories/ebeam-education-suit...
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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