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Posted to dev@mina.apache.org by "Lyor Goldstein (Jira)" <ji...@apache.org> on 2021/08/25 17:32:00 UTC
[jira] [Commented] (SSHD-1159) Client:Sent SSH_MSG_USERAUTH_REQUEST
twice even PASSWORD_PROMPTS=1
[ https://issues.apache.org/jira/browse/SSHD-1159?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17404628#comment-17404628 ]
Lyor Goldstein commented on SSHD-1159:
--------------------------------------
Version 2.2.0 is quite old - please try 2.7.0
> Client:Sent SSH_MSG_USERAUTH_REQUEST twice even PASSWORD_PROMPTS=1
> ------------------------------------------------------------------
>
> Key: SSHD-1159
> URL: https://issues.apache.org/jira/browse/SSHD-1159
> Project: MINA SSHD
> Issue Type: Bug
> Affects Versions: 2.2.0
> Environment: SSHD version:2.2.0
> Java version:openjdk version "11.0.7" 2020-04-14
> Reporter: Yingfang Chen
> Priority: Minor
> Fix For: 2.2.0
>
> Attachments: log_sent_to_apache_ssh.txt
>
>
> Keyboard-interactive authentication sent SSH_MSG_USERAUTH_REQUEST twice even though we set SshClient ClientAuthenticationManager.{color:#9876aa}PASSWORD_PROMPTS {color}{color:#172b4d}to 1{color}
> {color:#172b4d}Here is console output from ssh command line client. Incorrect password is provided{color}
> {color:#172b4d}$ssh -vv -o PreferredAuthentications=keyboard-interactive -o NumberOfPasswordPrompts=1 user@localhost{color}
> ...
> debug2: service_accept: ssh-userauth
> debug1: SSH2_MSG_SERVICE_ACCEPT received
> _some banner_
> debug1: Authentications that can continue: publickey,keyboard-interactive
> debug1: Next authentication method: keyboard-interactive
> debug2: userauth_kbdint
> debug2: we sent a keyboard-interactive packet, wait for reply
> debug2: input_userauth_info_req
> debug2: input_userauth_info_req: num_prompts 1
> Password:
> {color:#de350b}debug1: Authentications that can continue: publickey,keyboard-interactive{color}
> {color:#de350b}debug2: we did not send a packet, disable method{color}
> {color:#de350b}debug1: No more authentication methods to try.{color}
> localhost: Permission denied (publickey,keyboard-interactive).
> But in UserAuthenticationManager.java, another SSH_MSG_USERAUTH_REQUEST was send before processing SSH_MSG_USERAUTH_FAILURE.
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