CVE-2018-15490
7.1 · HIGHOverview
CVE-2018-15490 is a high-severity vulnerability affecting expressvpn expressvpn. It was published on January 2, 2019 and has a CVSS 3.0 base score of 7.1 (HIGH).
This vulnerability has a CVSS 3.0 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
An issue was discovered in ExpressVPN on Windows. The Xvpnd.exe process (which runs as a service with SYSTEM privileges) listens on TCP port 2015, which is used as an RPC interface for communication with the client side of the ExpressVPN application. A JSON-RPC protocol over HTTP is used for communication. The JSON-RPC XVPN.GetPreference and XVPN.SetPreference methods are vulnerable to path traversal, and allow reading and writing files on the file system on behalf of the service.
Remediation
Check the references section for vendor advisories and patches from expressvpn. Update expressvpn to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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Frequently Asked Questions
What is CVE-2018-15490?
CVE-2018-15490 is a high-severity vulnerability affecting expressvpn expressvpn. It was published on January 2, 2019 and has a CVSS 3.0 base score of 7.1 (HIGH).
How severe is CVE-2018-15490?
This vulnerability has a CVSS 3.0 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-15490?
Check the references section for vendor advisories and patches from expressvpn. Update expressvpn to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-15490?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-15490 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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