CVE-2018-13994

Name of the Vulnerable Software and Affected Versions PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 through 1.34

Description The WebUI of the affected device is susceptible to a denial-of-service attack. This can be achieved by establishing more than 120 connections.

Recommendations For versions 1.0 through 1.34, consider restricting the number of connections to the WebUI to prevent denial-of-service attacks. As a temporary workaround, limit the number of concurrent connections to mitigate the risk of exploitation.