99 lines
3.0 KiB
PHP
99 lines
3.0 KiB
PHP
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<?php
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define( 'DVWA_WEB_PAGE_TO_ROOT', '../../' );
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require_once DVWA_WEB_PAGE_TO_ROOT . 'dvwa/includes/dvwaPage.inc.php';
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require_once DVWA_WEB_PAGE_TO_ROOT . "external/recaptcha/recaptchalib.php";
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dvwaPageStartup( array( 'authenticated', 'phpids' ) );
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$page = dvwaPageNewGrab();
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$page[ 'title' ] = 'Vulnerability: Insecure CAPTCHA' . $page[ 'title_separator' ].$page[ 'title' ];
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$page[ 'page_id' ] = 'captcha';
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$page[ 'help_button' ] = 'captcha';
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$page[ 'source_button' ] = 'captcha';
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dvwaDatabaseConnect();
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$vulnerabilityFile = '';
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switch( $_COOKIE[ 'security' ] ) {
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case 'low':
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$vulnerabilityFile = 'low.php';
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break;
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case 'medium':
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$vulnerabilityFile = 'medium.php';
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break;
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case 'high':
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$vulnerabilityFile = 'high.php';
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break;
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default:
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$vulnerabilityFile = 'impossible.php';
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break;
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}
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$hide_form = false;
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require_once DVWA_WEB_PAGE_TO_ROOT . "vulnerabilities/captcha/source/{$vulnerabilityFile}";
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// Check if we have a reCAPTCHA key
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$WarningHtml = '';
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if( $_DVWA[ 'recaptcha_public_key' ] == "" ) {
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$WarningHtml = "<div class=\"warning\"><em>reCAPTCHA API key missing</em> from config file: " . realpath( dirname( dirname( getcwd() ) ) . "/config/config.inc.php" ) . "</div>";
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$html = "<em>Please register for a key</em> from reCAPTCHA: " . dvwaExternalLinkUrlGet('https://www.google.com/recaptcha/admin/create');
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$hide_form = true;
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}
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$page[ 'body' ] .= "
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<div class=\"body_padded\">
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<h1>Vulnerability: Insecure CAPTCHA</h1>
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{$WarningHtml}
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<div class=\"vulnerable_code_area\">
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<form action=\"#\" method=\"POST\" ";
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if( $hide_form )
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$page[ 'body' ] .= "style=\"display:none;\"";
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$page[ 'body' ] .= ">
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<h3>Change your password:</h3>
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<br />
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<input type=\"hidden\" name=\"step\" value=\"1\" />\n";
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if( $vulnerabilityFile == 'impossible.php' ) {
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$page[ 'body' ] .= "
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Current password:<br />
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<input type=\"password\" AUTOCOMPLETE=\"off\" name=\"password_current\"><br />";
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}
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$page[ 'body' ] .= " New password:<br />
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<input type=\"password\" AUTOCOMPLETE=\"off\" name=\"password_new\"><br />
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Confirm new password:<br />
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<input type=\"password\" AUTOCOMPLETE=\"off\" name=\"password_conf\"><br />
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" . recaptcha_get_html( $_DVWA[ 'recaptcha_public_key' ] );
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if( $vulnerabilityFile == 'high.php' )
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$page[ 'body' ] .= "\n\n <!-- **DEV NOTE** Response: 'hidd3n_valu3' && User-Agent: 'reCAPTCHA' **/DEV NOTE** -->\n";
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if( $vulnerabilityFile == 'high.php' || $vulnerabilityFile == 'impossible.php' )
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$page[ 'body' ] .= "\n " . tokenField();
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$page[ 'body' ] .= "
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<br />
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<input type=\"submit\" value=\"Change\" name=\"Change\">
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</form>
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{$html}
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</div>
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<h2>More Information</h2>
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<ul>
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<li>" . dvwaExternalLinkUrlGet( 'http://www.captcha.net/' ) . "</li>
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<li>" . dvwaExternalLinkUrlGet( 'https://www.google.com/recaptcha/' ) . "</li>
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<li>" . dvwaExternalLinkUrlGet( 'https://www.owasp.org/index.php/Testing_for_Captcha_(OWASP-AT-012)' ) . "</li>
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</ul>
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</div>\n";
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dvwaHtmlEcho( $page );
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?>
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