Permission denied (publickey,password,keyboard-interactive) openssh 8.1p1 server

Fri Jan 3 01:44:02 AEDT 2020

Please, check the server log. It will give you some more hints.

You are logging as a root. Make sure you have PermitRootLogin enabled.

Regards,
Jakub

On Mon, 2019-12-30 at 12:12 +0000, Shah, Anuj wrote:
> Hello OpenSSH Team,
> 
> I took the latest OpenSSH tar file "openssh-8.1p1.tar.gz<
> http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-8.1p1.tar.gz>
> ;" cross-compiled for my linux system and tried to login but not able
> to login,
> 
> Getting error response  "Permission denied
> (publickey,password,keyboard-interactive)"
> 
> When I tried to do localhost same error message comes the log for the
> same is as par below,
> 
> ssh -vvv root at localhost
> OpenSSH_8.1p1, OpenSSL 1.1.1d  10 Sep 2019
> debug1: Reading configuration data /root/.ssh/config
> debug1: /root/.ssh/config line 1: Applying options for *
> debug3: kex names ok: [diffie-hellman-group1-sha1]
> debug1: Reading configuration data /etc/ssh/ssh_config
> debug2: resolving "localhost" port 22
> debug2: ssh_connect_direct
> debug1: Connecting to localhost [127.0.0.1] port 22.
> debug1: Connection established.
> debug1: identity file /root/.ssh/id_rsa type -1
> debug1: identity file /root/.ssh/id_rsa-cert type -1
> debug1: identity file /root/.ssh/id_dsa type -1
> debug1: identity file /root/.ssh/id_dsa-cert type -1
> debug1: identity file /root/.ssh/id_ecdsa type -1
> debug1: identity file /root/.ssh/id_ecdsa-cert type -1
> debug1: identity file /root/.ssh/id_ed25519 type -1
> debug1: identity file /root/.ssh/id_ed25519-cert type -1
> debug1: identity file /root/.ssh/id_xmss type -1
> debug1: identity file /root/.ssh/id_xmss-cert type -1
> debug1: Local version string SSH-2.0-OpenSSH_8.1
> debug1: Remote protocol version 2.0, remote software version
> OpenSSH_8.1
> debug1: match: OpenSSH_8.1 pat OpenSSH* compat 0x04000000
> debug2: fd 3 setting O_NONBLOCK
> debug1: Authenticating to localhost:22 as 'root'
> debug3: hostkeys_foreach: reading file "/root/.ssh/known_hosts"
> debug3: record_hostkey: found key type ECDSA in file
> /root/.ssh/known_hosts:1
> debug3: load_hostkeys: loaded 1 keys from localhost
> debug3: order_hostkeyalgs: prefer hostkeyalgs: 
> ecdsa-sha2-nistp256-cert-v01 at openssh.com,
> ecdsa-sha2-nistp384-cert-v01 at openssh.com,
> ecdsa-sha2-nistp521-cert-v01 at openssh.com,ecdsa-sha2-nistp256,ecdsa-
> sha2-nistp384,ecdsa-sha2-nistp521<mailto:
> ecdsa-sha2-nistp256-cert-v01 at openssh.com,
> ecdsa-sha2-nistp384-cert-v01 at openssh.com,
> ecdsa-sha2-nistp521-cert-v01 at openssh.com,ecdsa-sha2-nistp256,ecdsa-
> sha2-nistp384,ecdsa-sha2-nistp521>
> debug3: send packet: type 20
> debug1: SSH2_MSG_KEXINIT sent
> debug3: receive packet: type 20
> debug1: SSH2_MSG_KEXINIT received
> debug2: local client KEXINIT proposal
> debug2: KEX algorithms: curve25519-sha256,
> curve25519-sha256 at libssh.org,ecdh-sha2-nistp256,ecdh-sha2-
> nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-
> sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-
> sha512,diffie-hellman-group14-sha256,diffie-hellman-group14-
> sha1,diffie-hellman-group1-sha1,ext-info-c
> debug2: host key algorithms: ecdsa-sha2-nistp256-cert-v01 at openssh.com
> ,ecdsa-sha2-nistp384-cert-v01 at openssh.com,
> ecdsa-sha2-nistp521-cert-v01 at openssh.com,ecdsa-sha2-nistp256,ecdsa-
> sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519-cert-v01 at openssh.com,
> rsa-sha2-512-cert-v01 at openssh.com,rsa-sha2-256-cert-v01 at openssh.com,
> ssh-rsa-cert-v01 at openssh.com,ssh-ed25519,rsa-sha2-512,rsa-sha2-
> 256,ssh-rsa<mailto:ecdsa-sha2-nistp256-cert-v01 at openssh.com,
> ecdsa-sha2-nistp384-cert-v01 at openssh.com,
> ecdsa-sha2-nistp521-cert-v01 at openssh.com,ecdsa-sha2-nistp256,ecdsa-
> sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519-cert-v01 at openssh.com,
> rsa-sha2-512-cert-v01 at openssh.com,rsa-sha2-256-cert-v01 at openssh.com,
> ssh-rsa-cert-v01 at openssh.com,ssh-ed25519,rsa-sha2-512,rsa-sha2-
> 256,ssh-rsa>
> debug2: ciphers ctos: chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com<mailto:chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com>
> debug2: ciphers stoc: chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com<mailto:chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com>
> debug2: MACs ctos: umac-64-etm at openssh.com,umac-128-etm at openssh.com,
> hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,
> hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hm
> ac-sha2-256,hmac-sha2-512,hmac-sha1<mailto:umac-64-etm at openssh.com,
> umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,
> hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,
> umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-
> 512,hmac-sha1>
> debug2: MACs stoc: umac-64-etm at openssh.com,umac-128-etm at openssh.com,
> hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,
> hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hm
> ac-sha2-256,hmac-sha2-512,hmac-sha1<mailto:umac-64-etm at openssh.com,
> umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,
> hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,
> umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-
> 512,hmac-sha1>
> debug2: compression ctos: none,zlib at openssh.com,zlib
> debug2: compression stoc: none,zlib at openssh.com,zlib
> debug2: languages ctos:
> debug2: languages stoc:
> debug2: first_kex_follows 0
> debug2: reserved 0
> debug2: peer server KEXINIT proposal
> debug2: KEX algorithms: curve25519-sha256,
> curve25519-sha256 at libssh.org,ecdh-sha2-nistp256,ecdh-sha2-
> nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-
> sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-
> sha512,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1
> debug2: host key algorithms: rsa-sha2-512,rsa-sha2-256,ssh-rsa,ecdsa-
> sha2-nistp256,ssh-ed25519
> debug2: ciphers ctos: chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com<mailto:chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com>
> debug2: ciphers stoc: chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com<mailto:chacha20-poly1305 at openssh.com,aes128-
> ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,
> aes256-gcm at openssh.com>
> debug2: MACs ctos: umac-64-etm at openssh.com,umac-128-etm at openssh.com,
> hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,
> hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hm
> ac-sha2-256,hmac-sha2-512,hmac-sha1<mailto:umac-64-etm at openssh.com,
> umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,
> hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,
> umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-
> 512,hmac-sha1>
> debug2: MACs stoc: umac-64-etm at openssh.com,umac-128-etm at openssh.com,
> hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,
> hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hm
> ac-sha2-256,hmac-sha2-512,hmac-sha1<mailto:umac-64-etm at openssh.com,
> umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,
> hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,
> umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-
> 512,hmac-sha1>
> debug2: compression ctos: none,zlib at openssh.com
> debug2: compression stoc: none,zlib at openssh.com
> debug2: languages ctos:
> debug2: languages stoc:
> debug2: first_kex_follows 0
> debug2: reserved 0
> debug1: kex: algorithm: curve25519-sha256
> debug1: kex: host key algorithm: ecdsa-sha2-nistp256
> debug1: kex: server->client cipher: chacha20-poly1305 at openssh.com<mai
> lto:chacha20-poly1305 at openssh.com> MAC: <implicit> compression: none
> debug1: kex: client->server cipher: chacha20-poly1305 at openssh.com<mai
> lto:chacha20-poly1305 at openssh.com> MAC: <implicit> compression: none
> debug3: send packet: type 30
> debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
> debug3: receive packet: type 31
> debug1: Server host key: ecdsa-sha2-nistp256
> SHA256:kbJ7dlcQMCP9Z4/Si3FMVgjZzAYf1tVX/YJ0hcDSacQ
> debug3: hostkeys_foreach: reading file "/root/.ssh/known_hosts"
> debug3: record_hostkey: found key type ECDSA in file
> /root/.ssh/known_hosts:1
> debug3: load_hostkeys: loaded 1 keys from localhost
> debug1: Host 'localhost' is known and matches the ECDSA host key.
> debug1: Found key in /root/.ssh/known_hosts:1
> debug3: send packet: type 21
> debug2: set_newkeys: mode 1
> debug1: rekey out after 134217728 blocks
> debug1: SSH2_MSG_NEWKEYS sent
> debug1: expecting SSH2_MSG_NEWKEYS
> debug3: receive packet: type 21
> debug1: SSH2_MSG_NEWKEYS received
> debug2: set_newkeys: mode 0
> debug1: rekey in after 134217728 blocks
> debug1: Will attempt key: /root/.ssh/id_rsa
> debug1: Will attempt key: /root/.ssh/id_dsa
> debug1: Will attempt key: /root/.ssh/id_ecdsa
> debug1: Will attempt key: /root/.ssh/id_ed25519
> debug1: Will attempt key: /root/.ssh/id_xmss
> debug2: pubkey_prepare: done
> debug3: send packet: type 5
> debug3: receive packet: type 7
> debug1: SSH2_MSG_EXT_INFO received
> debug1: kex_input_ext_info: server-sig-algs=<ssh-ed25519,ssh-rsa,rsa-
> sha2-256,rsa-sha2-512,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-
> nistp384,ecdsa-sha2-nistp521>
> debug3: receive packet: type 6
> debug2: service_accept: ssh-userauth
> debug1: SSH2_MSG_SERVICE_ACCEPT received
> debug3: send packet: type 50
> debug3: receive packet: type 51
> debug1: Authentications that can continue:
> publickey,password,keyboard-interactive
> debug3: start over, passed a different list
> publickey,password,keyboard-interactive
> debug3: preferred publickey,keyboard-interactive,password
> debug3: authmethod_lookup publickey
> debug3: remaining preferred: keyboard-interactive,password
> debug3: authmethod_is_enabled publickey
> debug1: Next authentication method: publickey
> debug1: Trying private key: /root/.ssh/id_rsa
> debug3: no such identity: /root/.ssh/id_rsa: No such file or
> directory
> debug1: Trying private key: /root/.ssh/id_dsa
> debug3: no such identity: /root/.ssh/id_dsa: No such file or
> directory
> debug1: Trying private key: /root/.ssh/id_ecdsa
> debug3: no such identity: /root/.ssh/id_ecdsa: No such file or
> directory
> debug1: Trying private key: /root/.ssh/id_ed25519
> debug3: no such identity: /root/.ssh/id_ed25519: No such file or
> directory
> debug1: Trying private key: /root/.ssh/id_xmss
> debug3: no such identity: /root/.ssh/id_xmss: No such file or
> directory
> debug2: we did not send a packet, disable method
> debug3: authmethod_lookup keyboard-interactive
> debug3: remaining preferred: password
> debug3: authmethod_is_enabled keyboard-interactive
> debug1: Next authentication method: keyboard-interactive
> debug2: userauth_kbdint
> debug3: send packet: type 50
> debug2: we sent a keyboard-interactive packet, wait for reply
> debug3: receive packet: type 51
> debug1: Authentications that can continue:
> publickey,password,keyboard-interactive
> debug3: userauth_kbdint: disable: no info_req_seen
> debug2: we did not send a packet, disable method
> debug3: authmethod_lookup password
> debug3: remaining preferred:
> debug3: authmethod_is_enabled password
> debug1: Next authentication method: password
> root at localhost's password:
> debug3: send packet: type 50
> debug2: we sent a password packet, wait for reply
> debug3: receive packet: type 51
> debug1: Authentications that can continue:
> publickey,password,keyboard-interactive
> Permission denied, please try again.
> root at localhost's password:
> debug3: send packet: type 50
> debug2: we sent a password packet, wait for reply
> debug3: receive packet: type 51
> debug1: Authentications that can continue:
> publickey,password,keyboard-interactive
> Permission denied, please try again.
> root at localhost's password:
> debug3: send packet: type 50
> debug2: we sent a password packet, wait for reply
> debug3: receive packet: type 51
> debug1: Authentications that can continue:
> publickey,password,keyboard-interactive
> debug2: we did not send a packet, disable method
> debug1: No more authentication methods to try.
> root at localhost: Permission denied (publickey,password,keyboard-
> interactive).
> 
> 
> My sshd_conf file is the same file as generated during cross
> compilation.
> 
> With regards,
> Anuj Shah
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-- 
Jakub Jelen
Senior Software Engineer
Security Technologies
Red Hat, Inc.