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letmeind

1 known vulnerabilities.

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  • Low 1.7
    CVE-2025-52570

    Letmein connection limiter allows an arbitrary amount of simultaneous connections

    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. Th…

    mbuesch letmein letmeinfwd letmeind crates.io