CVE-2023-5253: Nozominetworks Cmc

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A missing authentication check in the WebSocket channel used for the Check Point IoT integration in Nozomi Networks Guardian and CMC, may allow an unauthenticated attacker to obtain assets data without authentication. Malicious unauthenticated users with knowledge on the underlying system may be able to extract limited asset information.

Affected products

• Nozominetworks Cmc: before 23.3.0 (fixed in 23.3.0)
• Nozominetworks Guardian: before 23.3.0 (fixed in 23.3.0)

Published 2024-01-15. Last modified 2026-06-17.