CVE-2021-47739
Epic Games Easy Anti-Cheat 4.0 Local Privilege Escalation via Unquoted Service Path
- State
- Published
- Severity
- 8.5 High
- Published
- Dec 23, 2025
- Updated
- Dec 23, 2025
- Reserved
- Dec 23, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.4 High | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-428 Unquoted Search Path or Element
Affected Products
| Product | Versions |
|---|---|
Easy Anti-CheatEpic Games |
|
References
- ExploitDB-49841exploit
- Epic Games Official Websiteproduct
- Easy Anti-Cheat Official Websiteproduct
- Zero Science Lab Disclosure (ZSL-2021-5652)third-party-advisory
- VulnCheck Advisory: Epic Games Easy Anti-Cheat 4.0 Local Privilege Escalation via Unquoted Service Paththird-party-advisory
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