CVE-2018-1359 is a vulnerability identifier that was reserved on December 11, 2017, and assigned by Fortinet. However, the CVE entry for CVE-2018-1359 is marked as REJECTED, indicating that the vulnerability was either invalid, a duplicate, or otherwise not accepted into the official CVE list. There are no technical details, affected products, versions, or exploit information available for this CVE. No CVSS score has been assigned, and there is no evidence of known exploits in the wild. The absence of any detailed description or patch information suggests that this entry does not represent a confirmed or actionable security vulnerability. Therefore, there is no substantive threat information to analyze or mitigate.

Since CVE-2018-1359 is a rejected CVE with no confirmed vulnerability details or affected products, there is no direct impact on any organizations, including those in Europe. Without a valid vulnerability, no confidentiality, integrity, or availability risks are posed. Consequently, European organizations are not at risk from this non-existent threat and do not need to take any specific actions related to this CVE.

Given that CVE-2018-1359 is a rejected CVE with no associated vulnerability, no mitigation steps are necessary. Organizations should continue to follow standard cybersecurity best practices, including maintaining up-to-date software, applying patches from trusted vendors, and monitoring threat intelligence sources for valid vulnerabilities. It is also advisable to verify CVE entries and prioritize remediation efforts based on confirmed and actionable vulnerabilities.