CVE-2021-47739 | THREATINT

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.

PUBLISHED Reserved 2025-12-23 | Published 2025-12-23 | Updated 2025-12-23 | Assigner VulnCheck

HIGH: 8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

HIGH: 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Unquoted Search Path or Element

Product status

4.0

affected

Credits

LiquidWorm as Gjoko Krstic of Zero Science Lab finder

References

www.exploit-db.com/exploits/49841 (ExploitDB-49841) exploit

www.epicgames.com (Epic Games Official Website) product

www.easy.ac (Easy Anti-Cheat Official Website) product

www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5652.php (Zero Science Lab Disclosure (ZSL-2021-5652)) third-party-advisory

www.vulncheck.com/...ge-escalation-via-unquoted-service-path (VulnCheck Advisory: Epic Games Easy Anti-Cheat 4.0 Local Privilege Escalation via Unquoted Service Path) third-party-advisory

cve.org (CVE-2021-47739)

nvd.nist.gov (CVE-2021-47739)

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