CVE-2021-47739: Epic Games Easy Anti-Cheat 4.0 Local Privilege Escalation via Unquoted Service Path

Published Dec 23, 2025
·
Updated

Epic Games Easy Anti-Cheat 4.0 contains an unquoted service path vulnerability that allows local non-privileged users to execute arbitrary code with elevated system privileges. Attackers can exploit the service configuration by inserting malicious code in the system root path that would execute with LocalSystem privileges during application startup.

Affected Software

1 affected component
Epic Games Easy Anti-Cheat

Event History

Dec 23, 2025
CVE Published
via MITRE·07:34 PM
Data Sourced
via MITRE·07:34 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2021-47739?

CVE-2021-47739 has been classified with a severity rating that indicates a significant risk due to the potential for arbitrary code execution with elevated privileges.

2

How do I fix CVE-2021-47739?

To remediate CVE-2021-47739, it is recommended to ensure the service path for Easy Anti-Cheat is properly quoted and updated to prevent exploitation.

3

What systems are affected by CVE-2021-47739?

CVE-2021-47739 affects systems running Epic Games Easy Anti-Cheat version 4.0.

4

Can CVE-2021-47739 be exploited remotely?

CVE-2021-47739 requires local access to exploit, meaning an attacker must have physical or local system access to the vulnerable machine.

5

What are the potential impacts of exploiting CVE-2021-47739?

Exploiting CVE-2021-47739 may allow an attacker to execute arbitrary code with elevated system privileges, leading to unauthorized access and system compromise.

Contact

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