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OPSXCQ
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551 changed files with 72374 additions and 24 deletions
50
dvwa/vulnerabilities/captcha/source/high.php
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50
dvwa/vulnerabilities/captcha/source/high.php
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<?php
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if( isset( $_POST[ 'Change' ] ) ) {
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// Hide the CAPTCHA form
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$hide_form = true;
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// Get input
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$pass_new = $_POST[ 'password_new' ];
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$pass_conf = $_POST[ 'password_conf' ];
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// Check CAPTCHA from 3rd party
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$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 && ( $_POST[ 'recaptcha_response_field' ] != 'hidd3n_valu3' || $_SERVER[ 'HTTP_USER_AGENT' ] != 'reCAPTCHA' ) ) {
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// What happens when the CAPTCHA was entered incorrectly
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$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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// CAPTCHA was correct. Do both new passwords match?
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if( $pass_new == $pass_conf ) {
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$pass_new = mysql_real_escape_string( $pass_new );
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$pass_new = md5( $pass_new );
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// Update database
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$insert = "UPDATE `users` SET password = '$pass_new' WHERE user = '" . dvwaCurrentUser() . "' LIMIT 1;";
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$result = mysql_query( $insert ) or die( '<pre>' . mysql_error() . '</pre>' );
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// Feedback for user
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$html .= "<pre>Password Changed.</pre>";
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}
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else {
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// Ops. Password mismatch
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$html .= "<pre>Both passwords must match.</pre>";
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$hide_form = false;
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}
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}
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mysql_close();
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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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68
dvwa/vulnerabilities/captcha/source/impossible.php
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68
dvwa/vulnerabilities/captcha/source/impossible.php
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<?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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75
dvwa/vulnerabilities/captcha/source/low.php
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75
dvwa/vulnerabilities/captcha/source/low.php
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<?php
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if( isset( $_POST[ 'Change' ] ) && ( $_POST[ 'step' ] == '1' ) ) {
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// Hide the CAPTCHA form
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$hide_form = true;
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// Get input
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$pass_new = $_POST[ 'password_new' ];
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$pass_conf = $_POST[ 'password_conf' ];
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// Check CAPTCHA from 3rd party
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$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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// CAPTCHA was correct. Do both new passwords match?
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if( $pass_new == $pass_conf ) {
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// Show next stage for the user
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$html .= "
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<pre><br />You passed the CAPTCHA! Click the button to confirm your changes.<br /></pre>
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<form action=\"#\" method=\"POST\">
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<input type=\"hidden\" name=\"step\" value=\"2\" />
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<input type=\"hidden\" name=\"password_new\" value=\"{$pass_new}\" />
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<input type=\"hidden\" name=\"password_conf\" value=\"{$pass_conf}\" />
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<input type=\"submit\" name=\"Change\" value=\"Change\" />
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</form>";
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}
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else {
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// Both new passwords do not match.
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$html .= "<pre>Both passwords must match.</pre>";
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$hide_form = false;
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}
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}
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}
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if( isset( $_POST[ 'Change' ] ) && ( $_POST[ 'step' ] == '2' ) ) {
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// Hide the CAPTCHA form
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$hide_form = true;
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// Get input
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$pass_new = $_POST[ 'password_new' ];
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$pass_conf = $_POST[ 'password_conf' ];
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// Check to see if both password match
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if( $pass_new == $pass_conf ) {
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// They do!
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$pass_new = mysql_real_escape_string( $pass_new );
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$pass_new = md5( $pass_new );
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// Update database
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$insert = "UPDATE `users` SET password = '$pass_new' WHERE user = '" . dvwaCurrentUser() . "';";
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$result = mysql_query( $insert ) or die( '<pre>' . mysql_error() . '</pre>' );
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// Feedback for the end user
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$html .= "<pre>Password Changed.</pre>";
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}
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else {
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// Issue with the passwords matching
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$html .= "<pre>Passwords did not match.</pre>";
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$hide_form = false;
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}
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mysql_close();
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}
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?>
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83
dvwa/vulnerabilities/captcha/source/medium.php
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83
dvwa/vulnerabilities/captcha/source/medium.php
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<?php
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if( isset( $_POST[ 'Change' ] ) && ( $_POST[ 'step' ] == '1' ) ) {
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// Hide the CAPTCHA form
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$hide_form = true;
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// Get input
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$pass_new = $_POST[ 'password_new' ];
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$pass_conf = $_POST[ 'password_conf' ];
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// Check CAPTCHA from 3rd party
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$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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// CAPTCHA was correct. Do both new passwords match?
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if( $pass_new == $pass_conf ) {
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// Show next stage for the user
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$html .= "
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<pre><br />You passed the CAPTCHA! Click the button to confirm your changes.<br /></pre>
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<form action=\"#\" method=\"POST\">
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<input type=\"hidden\" name=\"step\" value=\"2\" />
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<input type=\"hidden\" name=\"password_new\" value=\"{$pass_new}\" />
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<input type=\"hidden\" name=\"password_conf\" value=\"{$pass_conf}\" />
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<input type=\"hidden\" name=\"passed_captcha\" value=\"true\" />
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<input type=\"submit\" name=\"Change\" value=\"Change\" />
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</form>";
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}
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else {
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// Both new passwords do not match.
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$html .= "<pre>Both passwords must match.</pre>";
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$hide_form = false;
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}
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}
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}
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if( isset( $_POST[ 'Change' ] ) && ( $_POST[ 'step' ] == '2' ) ) {
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// Hide the CAPTCHA form
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$hide_form = true;
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// Get input
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$pass_new = $_POST[ 'password_new' ];
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$pass_conf = $_POST[ 'password_conf' ];
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// Check to see if they did stage 1
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if( !$_POST[ 'passed_captcha' ] ) {
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$html .= "<pre><br />You have not passed the CAPTCHA.</pre>";
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$hide_form = false;
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return;
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}
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// Check to see if both password match
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if( $pass_new == $pass_conf ) {
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// They do!
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$pass_new = mysql_real_escape_string( $pass_new );
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$pass_new = md5( $pass_new );
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// Update database
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$insert = "UPDATE `users` SET password = '$pass_new' WHERE user = '" . dvwaCurrentUser() . "';";
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$result = mysql_query( $insert ) or die( '<pre>' . mysql_error() . '</pre>' );
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// Feedback for the end user
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$html .= "<pre>Password Changed.</pre>";
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}
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else {
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// Issue with the passwords matching
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$html .= "<pre>Passwords did not match.</pre>";
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$hide_form = false;
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}
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mysql_close();
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}
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?>
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