CVE-2018-0278: Cisco Secure Firewall Management Center

Medium severity, CVSS 6.5. EPSS: 2.1% chance of exploitation in the next 30 days.

A vulnerability in the management console of Cisco Firepower System Software could allow an unauthenticated, remote attacker to access sensitive data about the system. The vulnerability is due to improper cross-origin domain protections for the WebSocket protocol. An attacker could exploit this vulnerability by convincing a user to visit a malicious website designed to send requests to the affected application while the user is logged into the application with an active session cookie. A successful exploit could allow the attacker to retrieve policy or configuration information from the affected software and to perform another attack against the management console. Cisco Bug IDs: CSCvh68311.

Affected products

• Cisco Secure Firewall Management Center: version 6.1.0 only; version 6.2.0 only; version 6.2.1 only; version 6.2.2 only; version 6.2.3 only

Published 2018-05-02. Last modified 2026-06-17.