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CVE-2021-47739

Epic Games Easy Anti-Cheat 4.0 Local Privilege Escalation via Unquoted Service Path

Published: Dec 23, 2025Updated: Dec 29, 2025 Sources: CVE List NVDCWE-428
8.4HIGH
NVD MITRE
EPSS Score
0.2%
Top 91.6%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-428

Affected Products

Epic Games
commercial·US
Easy Anti-CheatMixed
DevTools & CI / build-test-tools

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Persistence
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References

https://www.easy.ac
easy.ac
https://www.epicgames.com
epicgames.com
https://www.exploit-db.com/exploits/49841
exploit-db.com
and 2 more references View all →

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