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cmaheu
Staff
Staff
November 23, 2024

Troubleshooting Tip: Benign SSH Exception in FortiNAC vF7.x

  • November 23, 2024
  • 0 replies
  • 556 views
Description

This article describes an exception found in the output.master log that can be ignored.

Scope FortiNAC version F7.2.0 and greater.
Solution

The following exception is benign and due to the Apache sshd library currently used: 

 

2024-11-14 00:06:08.545 +0000 [sshd-SshClient[4f52fea1]-nio2-thread-5] WARN o.a.s.c.session.ClientSessionImpl - exceptionCaught(ClientSessionImpl[NAC-SSH-CBE@/10.59.97.1:22])[state=Opened] SshException: Key type=rsa-sha2-512) not supported by parser=[RSABufferPublicKeyParser - supported=[ssh-rsa], DSSBufferPublicKeyParser - supported=[ssh-dss], ECBufferPublicKeyParser - supported=[ecdsa-sha2-nistp256, ecdsa-sha2-nistp384, ecdsa-sha2-nistp521], SkECBufferPublicKeyParser - supported=[sk-ecdsa-sha2-nistp256@openssh.com], ED25519BufferPublicKeyParser - supported=[ssh-ed25519], OpenSSHCertPublicKeyParser - supported=[ssh-rsa-cert-v01@openssh.com, ssh-dss-cert-v01@openssh.com, ecdsa-sha2-nistp256-cert-v01@openssh.com, ecdsa-sha2-nistp384-cert-v01@openssh.com, ecdsa-sha2-nistp521-cert-v01@openssh.com, ssh-ed25519-cert-v01@openssh.com], SkED25519BufferPublicKeyParser - supported=[sk-ssh-ed25519@openssh.com]]

 

Exception will be suppressed in a future release.

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