SSH2: send the identifier first, before reading it

This commit is contained in:
terrafrost 2016-11-08 09:11:57 -06:00
parent d760d97fc8
commit 535104cb84

View File

@ -1056,6 +1056,10 @@ class Net_SSH2
}
}
$this->identifier = $this->_generate_identifier();
fputs($this->fsock, $this->identifier . "\r\n");
/* According to the SSH2 specs,
"The server MAY send other lines of data before sending the version
@ -1099,8 +1103,6 @@ class Net_SSH2
return false;
}
$this->identifier = $this->_generate_identifier();
if (defined('NET_SSH2_LOGGING')) {
$this->_append_log('<-', $extra . $temp);
$this->_append_log('->', $this->identifier . "\r\n");
@ -1116,8 +1118,6 @@ class Net_SSH2
return false;
}
fputs($this->fsock, $this->identifier . "\r\n");
$response = $this->_get_binary_packet();
if ($response === false) {
user_error('Connection closed by server');