CVE-2018-5202: Signkorea Skcertservice

High severity, CVSS 7.8. EPSS: 1.5% chance of exploitation in the next 30 days.

SKCertService 2.5.5 and earlier contains a vulnerability that could allow remote attacker to execute arbitrary code. This vulnerability exists due to the way .dll files are loaded by SKCertService. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge.

Affected products

• Signkorea Skcertservice: up to and including 2.5.5

Published 2018-12-21. Last modified 2026-06-17.