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Jfossy's avatar
Jfossy
Guide
Nov 01, 2017
Solved

OpenVPN 1.1.22 Android

Ever since The Android app of OpenVPN updated to 1.1.22 I can no longer connect to my router.  It give OpenVPN server certificate verification failed : mbed TLS: SSL read error : X509 - Certificate v...
  • Jfossy's avatar
    Jfossy
    Nov 06, 2017

    As as update 1.1.24 of OpenVPN Connect has fixed the solution.  According to the changelog though, they relaxed the certifaction validation in mbedTLS to allow certificates with broken date format to connect and re-enevabled depricated and INSECURE md5 signature algorithm.  SUpport for md5 will be officially dropped on April 31, 2018.

     

    I'm not exactly sure which of the two caused the problem, if it's the later, I hope Netgear updates the OpenVPN server software in the a firmware update before then.