69 lines
2.3 KiB
PHP
69 lines
2.3 KiB
PHP
<?php
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if( isset( $_POST[ 'Change' ] ) ) {
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// Check Anti-CSRF token
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checkToken( $_REQUEST[ 'user_token' ], $_SESSION[ 'session_token' ], 'index.php' );
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// Hide the CAPTCHA form
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$hide_form = true;
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// Get input
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$pass_new = $_POST[ 'password_new' ];
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$pass_new = stripslashes( $pass_new );
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$pass_new = mysql_real_escape_string( $pass_new );
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$pass_new = md5( $pass_new );
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$pass_conf = $_POST[ 'password_conf' ];
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$pass_conf = stripslashes( $pass_conf );
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$pass_conf = mysql_real_escape_string( $pass_conf );
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$pass_conf = md5( $pass_conf );
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$pass_curr = $_POST[ 'password_current' ];
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$pass_curr = stripslashes( $pass_curr );
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$pass_curr = mysql_real_escape_string( $pass_curr );
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$pass_curr = md5( $pass_curr );
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// Check CAPTCHA from 3rd party
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$resp = recaptcha_check_answer( $_DVWA[ 'recaptcha_private_key' ],
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$_SERVER[ 'REMOTE_ADDR' ],
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$_POST[ 'recaptcha_challenge_field' ],
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$_POST[ 'recaptcha_response_field' ] );
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// Did the CAPTCHA fail?
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if( !$resp->is_valid ) {
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// What happens when the CAPTCHA was entered incorrectly
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$html .= "<pre><br />The CAPTCHA was incorrect. Please try again.</pre>";
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$hide_form = false;
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return;
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}
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else {
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// Check that the current password is correct
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$data = $db->prepare( 'SELECT password FROM users WHERE user = (:user) AND password = (:password) LIMIT 1;' );
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$data->bindParam( ':user', dvwaCurrentUser(), PDO::PARAM_STR );
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$data->bindParam( ':password', $pass_curr, PDO::PARAM_STR );
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$data->execute();
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// Do both new password match and was the current password correct?
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if( ( $pass_new == $pass_conf) && ( $data->rowCount() == 1 ) ) {
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// Update the database
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$data = $db->prepare( 'UPDATE users SET password = (:password) WHERE user = (:user);' );
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$data->bindParam( ':password', $pass_new, PDO::PARAM_STR );
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$data->bindParam( ':user', dvwaCurrentUser(), PDO::PARAM_STR );
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$data->execute();
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// Feedback for the end user - success!
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$html .= "<pre>Password Changed.</pre>";
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}
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else {
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// Feedback for the end user - failed!
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$html .= "<pre>Either your current password is incorrect or the new passwords did not match.<br />Please try again.</pre>";
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$hide_form = false;
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}
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}
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}
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// Generate Anti-CSRF token
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generateSessionToken();
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?>
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