Remote Code Execution (RCE) Affecting github.com/pion/dtls Open this link in a new tab package, versions <1.5.2


0.0
medium
  • Attack Complexity

    High

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  • snyk-id

    SNYK-GOLANG-GITHUBCOMPIONDTLS-567073

  • published

    19 Apr 2020

  • disclosed

    19 Apr 2020

  • credit

    Usenix

How to fix?

Upgrade github.com/pion/dtls to version 1.5.2 or higher.

Overview

github.com/pion/dtls is a DTLS 1.2 Server/Client implementation for Go.

Affected versions of this package are vulnerable to Remote Code Execution (RCE). handleIncomingPacket in conn.go lacks a check for application data with epoch 0, which allows remote attackers to inject arbitrary unencrypted data after handshake completion.