CVE-2021-47739 (CVSS 8.4)

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.

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CVSS v3.1 Score

8.4

HIGH

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

Weakness Type (CWE)

CWE-428 CWE-428

References

Other References

https://www.easy.ac https://www.epicgames.com https://www.exploit-db.com/exploits/49841 https://www.vulncheck.com/advisories/epic-games-easy-anti-cheat-local-privilege-escalation-via-unquoted-service-path https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5652.php

Frequently Asked Questions

What is CVE-2021-47739? +

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. It has a CVSS v3.1 base score of 8.4 (HIGH).

How severe is CVE-2021-47739? +

CVE-2021-47739 has a CVSS v3.1 score of 8.4 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2021-47739? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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