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  1. [k00zu@localhost ~]$ ssh -vvv -i ~/.ssh/id_rsa alojzy@shell2017.picoctf.com
  2. OpenSSH_7.7p1, OpenSSL 1.1.0h-fips 27 Mar 2018
  3. debug1: Reading configuration data /etc/ssh/ssh_config
  4. debug3: /etc/ssh/ssh_config line 52: Including file /etc/ssh/ssh_config.d/05-redhat.conf depth 0
  5. debug1: Reading configuration data /etc/ssh/ssh_config.d/05-redhat.conf
  6. debug3: /etc/ssh/ssh_config.d/05-redhat.conf line 2: Including file /etc/crypto-policies/back-ends/openssh.config depth 1
  7. debug1: Reading configuration data /etc/crypto-policies/back-ends/openssh.config
  8. debug3: gss kex names ok: [gss-gex-sha1-,gss-group14-sha1-]
  9. debug3: kex names ok: [curve25519-sha256@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-group-exchange-sha1,diffie-hellman-group14-sha1]
  10. debug1: /etc/ssh/ssh_config.d/05-redhat.conf line 8: Applying options for *
  11. debug2: resolving "shell2017.picoctf.com" port 22
  12. debug2: ssh_connect_direct: needpriv 0
  13. debug1: Connecting to shell2017.picoctf.com [35.153.110.19] port 22.
  14. debug1: Connection established.
  15. debug1: identity file /home/k00zu/.ssh/id_rsa type 0
  16. debug1: key_load_public: No such file or directory
  17. debug1: identity file /home/k00zu/.ssh/id_rsa-cert type -1
  18. debug1: Local version string SSH-2.0-OpenSSH_7.7
  19. debug1: Remote protocol version 2.0, remote software version OpenSSH_6.7p1 Debian-5+deb8u3
  20. debug1: match: OpenSSH_6.7p1 Debian-5+deb8u3 pat OpenSSH* compat 0x04000000
  21. debug2: fd 3 setting O_NONBLOCK
  22. debug1: Authenticating to shell2017.picoctf.com:22 as 'alojzy'
  23. debug3: hostkeys_foreach: reading file "/home/k00zu/.ssh/known_hosts"
  24. debug3: record_hostkey: found key type ECDSA in file /home/k00zu/.ssh/known_hosts:1
  25. debug3: load_hostkeys: loaded 1 keys from shell2017.picoctf.com
  26. debug3: order_hostkeyalgs: prefer hostkeyalgs: ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521
  27. debug3: send packet: type 20
  28. debug1: SSH2_MSG_KEXINIT sent
  29. debug3: receive packet: type 20
  30. debug1: SSH2_MSG_KEXINIT received
  31. debug2: local client KEXINIT proposal
  32. debug2: KEX algorithms: curve25519-sha256@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-group-exchange-sha1,diffie-hellman-group14-sha1,ext-info-c
  33. debug2: host key algorithms: ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com,ssh-ed25519,rsa-sha2-512,rsa-sha2-256,ssh-rsa
  34. debug2: ciphers ctos: aes256-gcm@openssh.com,chacha20-poly1305@openssh.com,aes256-ctr,aes256-cbc,aes128-gcm@openssh.com,aes128-ctr,aes128-cbc
  35. debug2: ciphers stoc: aes256-gcm@openssh.com,chacha20-poly1305@openssh.com,aes256-ctr,aes256-cbc,aes128-gcm@openssh.com,aes128-ctr,aes128-cbc
  36. debug2: MACs ctos: hmac-sha2-256-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha2-256,hmac-sha1,umac-128@openssh.com,hmac-sha2-512
  37. debug2: MACs stoc: hmac-sha2-256-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha2-256,hmac-sha1,umac-128@openssh.com,hmac-sha2-512
  38. debug2: compression ctos: none,zlib@openssh.com,zlib
  39. debug2: compression stoc: none,zlib@openssh.com,zlib
  40. debug2: languages ctos:
  41. debug2: languages stoc:
  42. debug2: first_kex_follows 0
  43. debug2: reserved 0
  44. debug2: peer server KEXINIT proposal
  45. debug2: KEX algorithms: curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha1
  46. debug2: host key algorithms: ssh-rsa,ssh-dss,ecdsa-sha2-nistp256,ssh-ed25519
  47. debug2: ciphers ctos: aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,chacha20-poly1305@openssh.com
  48. debug2: ciphers stoc: aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,chacha20-poly1305@openssh.com
  49. debug2: MACs ctos: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
  50. debug2: MACs stoc: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
  51. debug2: compression ctos: none,zlib@openssh.com
  52. debug2: compression stoc: none,zlib@openssh.com
  53. debug2: languages ctos:
  54. debug2: languages stoc:
  55. debug2: first_kex_follows 0
  56. debug2: reserved 0
  57. debug1: kex: algorithm: curve25519-sha256@libssh.org
  58. debug1: kex: host key algorithm: ecdsa-sha2-nistp256
  59. debug1: kex: server->client cipher: aes256-gcm@openssh.com MAC: <implicit> compression: none
  60. debug1: kex: client->server cipher: aes256-gcm@openssh.com MAC: <implicit> compression: none
  61. debug1: kex: curve25519-sha256@libssh.org need=32 dh_need=32
  62. debug1: kex: curve25519-sha256@libssh.org need=32 dh_need=32
  63. debug3: send packet: type 30
  64. debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
  65. debug3: receive packet: type 31
  66. debug1: Server host key: ecdsa-sha2-nistp256 SHA256:ZIqVNC9hm15Z6mdDFCWC/H0+5MzSzXEhW3a+iHP1HM4
  67. debug3: hostkeys_foreach: reading file "/home/k00zu/.ssh/known_hosts"
  68. debug3: record_hostkey: found key type ECDSA in file /home/k00zu/.ssh/known_hosts:1
  69. debug3: load_hostkeys: loaded 1 keys from shell2017.picoctf.com
  70. debug3: hostkeys_foreach: reading file "/home/k00zu/.ssh/known_hosts"
  71. debug3: record_hostkey: found key type ECDSA in file /home/k00zu/.ssh/known_hosts:1
  72. debug3: load_hostkeys: loaded 1 keys from 35.153.110.19
  73. debug1: Host 'shell2017.picoctf.com' is known and matches the ECDSA host key.
  74. debug1: Found key in /home/k00zu/.ssh/known_hosts:1
  75. debug3: send packet: type 21
  76. debug2: set_newkeys: mode 1
  77. debug1: rekey after 4294967296 blocks
  78. debug1: SSH2_MSG_NEWKEYS sent
  79. debug1: expecting SSH2_MSG_NEWKEYS
  80. debug3: receive packet: type 21
  81. debug1: SSH2_MSG_NEWKEYS received
  82. debug2: set_newkeys: mode 0
  83. debug1: rekey after 4294967296 blocks
  84. debug2: key: /home/k00zu/.ssh/id_rsa (0x55eee7990560), explicit, agent
  85. debug3: send packet: type 5
  86. debug3: receive packet: type 6
  87. debug2: service_accept: ssh-userauth
  88. debug1: SSH2_MSG_SERVICE_ACCEPT received
  89. debug3: send packet: type 50
  90. debug3: receive packet: type 51
  91. debug1: Authentications that can continue: publickey
  92. debug3: start over, passed a different list publickey
  93. debug3: preferred gssapi-keyex,gssapi-with-mic,publickey,keyboard-interactive,password
  94. debug3: authmethod_lookup publickey
  95. debug3: remaining preferred: keyboard-interactive,password
  96. debug3: authmethod_is_enabled publickey
  97. debug1: Next authentication method: publickey
  98. debug1: Offering public key: RSA SHA256:bNZQ1eBsOfU2Q9eevdfmoWGHqcXeMc9y/sarTwtg320 /home/k00zu/.ssh/id_rsa
  99. debug3: send_pubkey_test
  100. debug3: send packet: type 50
  101. debug2: we sent a publickey packet, wait for reply
  102. debug3: receive packet: type 51
  103. debug1: Authentications that can continue: publickey
  104. debug2: we did not send a packet, disable method
  105. debug1: No more authentication methods to try.
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