CVE-2025-52570

Letmein is an authenticating port knocker. Prior to version 10.2.1, The connection limiter is implemented incorrectly. It allows an arbitrary amount of simultaneously incoming connections TCP, UDP and Unix socket for the services letmeind and letmeinfwd. Therefore, the command line option...

PT-2025-26665 · Letmein · Letmein

Name of the Vulnerable Software and Affected Versions: Letmein versions prior to 10.2.1 Description: The connection limiter in Letmein is implemented incorrectly, allowing an arbitrary amount of simultaneously incoming connections for the services letmeind and letmeinfwd. This makes the command...