public function scan($forkObj)
{
if (!$this->startTime) {
$this->startTime = microtime(true);
}
if (!$this->lastStatusTime) {
$this->lastStatusTime = microtime(true);
}
$db = new wfDB();
$lastCount = 'whatever';
$excludePattern = false;
if (wfConfig::get('scan_exclude', false)) {
$exParts = explode(',', wfConfig::get('scan_exclude'));
foreach ($exParts as &$exPart) {
$exPart = preg_quote($exPart);
$exPart = preg_replace('/\\\\\\*/', '.*', $exPart);
}
$excludePattern = '/^(?:' . implode('|', $exParts) . ')$/i';
}
while (true) {
$thisCount = $db->querySingle("select count(*) from " . $db->prefix() . "wfFileMods where oldMD5 != newMD5 and knownFile=0");
if ($thisCount == $lastCount) {
//count should always be decreasing. If not, we're in an infinite loop so lets catch it early
break;
}
$lastCount = $thisCount;
$res1 = $db->querySelect("select filename, filenameMD5, hex(newMD5) as newMD5 from " . $db->prefix() . "wfFileMods where oldMD5 != newMD5 and knownFile=0 limit 500");
if (sizeof($res1) < 1) {
break;
}
foreach ($res1 as $rec1) {
$db->queryWrite("update " . $db->prefix() . "wfFileMods set oldMD5 = newMD5 where filenameMD5='%s'", $rec1['filenameMD5']);
//A way to mark as scanned so that if we come back from a sleep we don't rescan this one.
$file = $rec1['filename'];
if ($excludePattern && preg_match($excludePattern, $file)) {
continue;
}
$fileSum = $rec1['newMD5'];
if (!file_exists($this->path . $file)) {
continue;
}
$fileExt = '';
if (preg_match('/\\.([a-zA-Z\\d\\-]{1,7})$/', $file, $matches)) {
$fileExt = strtolower($matches[1]);
}
$isPHP = false;
if (preg_match('/^(?:php|phtml|php\\d+)$/', $fileExt)) {
$isPHP = true;
}
$dontScanForURLs = false;
if (!wfConfig::get('scansEnabled_highSense') && (preg_match('/^(?:\\.htaccess|wp\\-config\\.php)$/', $file) || preg_match('/^(?:sql|tbz|tgz|gz|tar|log|err\\d+)$/', $fileExt))) {
$dontScanForURLs = true;
}
if (preg_match('/^(?:jpg|jpeg|mp3|avi|m4v|gif|png)$/', $fileExt) && !wfConfig::get('scansEnabled_scanImages')) {
continue;
}
if (!wfConfig::get('scansEnabled_highSense') && strtolower($fileExt) == 'sql') {
//
continue;
}
if (wfUtils::fileTooBig($this->path . $file)) {
//We can't use filesize on 32 bit systems for files > 2 gigs
//We should not need this check because files > 2 gigs are not hashed and therefore won't be received back as unknowns from the API server
//But we do it anyway to be safe.
wordfence::status(2, 'error', "Encountered file that is too large: {$file} - Skipping.");
continue;
}
$fsize = filesize($this->path . $file);
//Checked if too big above
if ($fsize > 1000000) {
$fsize = sprintf('%.2f', $fsize / 1000000) . "M";
} else {
$fsize = $fsize . "B";
}
if (function_exists('memory_get_usage')) {
wordfence::status(4, 'info', "Scanning contents: {$file} (Size:{$fsize} Mem:" . sprintf('%.1f', memory_get_usage(true) / (1024 * 1024)) . "M)");
} else {
wordfence::status(4, 'info', "Scanning contents: {$file} (Size: {$fsize})");
}
$stime = microtime(true);
$fh = @fopen($this->path . $file, 'r');
if (!$fh) {
continue;
}
$totalRead = 0;
while (!feof($fh)) {
$data = fread($fh, 1 * 1024 * 1024);
//read 1 megs max per chunk
$totalRead += strlen($data);
if ($totalRead < 1) {
break;
}
if ($isPHP || wfConfig::get('scansEnabled_scanImages')) {
if (strpos($data, '$allowed' . 'Sites') !== false && strpos($data, "define ('VER" . "SION', '1.") !== false && strpos($data, "TimThum" . "b script created by") !== false) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "File is an old version of TimThumb which is vulnerable.", 'longMsg' => "This file appears to be an old version of the TimThumb script which makes your system vulnerable to attackers. Please upgrade the theme or plugin that uses this or remove it.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
}
} else {
if (strpos($file, 'lib/wordfenceScanner.php') === false && preg_match($this->patterns['sigPattern'], $data, $matches)) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "This file appears to be malicious", 'longMsg' => "This file appears to be installed by a hacker to perform malicious activity. If you know about this file you can choose to ignore it to exclude it from future scans. The text we found in this file that matches a known malicious file is: <strong style=\"color: #F00;\">\"" . $matches[1] . "\"</strong>.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
}
}
}
if (preg_match($this->patterns['pat2'], $data)) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "This file may contain malicious executable code: " . $this->path . $file, 'longMsg' => "This file is a PHP executable file and contains an " . $this->patterns['word1'] . " function and " . $this->patterns['word2'] . " decoding function on the same line. This is a common technique used by hackers to hide and execute code. If you know about this file you can choose to ignore it to exclude it from future scans.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
}
}
if (wfConfig::get('scansEnabled_highSense')) {
$badStringFound = false;
if (strpos($data, $this->patterns['badstrings'][0]) !== false) {
for ($i = 1; $i < sizeof($this->patterns['badstrings']); $i++) {
if (strpos($data, $this->patterns['badstrings'][$i]) !== false) {
$badStringFound = $this->patterns['badstrings'][$i];
break;
}
}
}
if ($badStringFound) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "This file may contain malicious executable code" . $this->path . $file, 'longMsg' => "This file is a PHP executable file and contains the word 'eval' (without quotes) and the word '" . $badStringFound . "' (without quotes). The eval() function along with an encoding function like the one mentioned are commonly used by hackers to hide their code. If you know about this file you can choose to ignore it to exclude it from future scans.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
}
}
}
if (!$dontScanForURLs) {
$this->urlHoover->hoover($file, $data);
}
} else {
if (!$dontScanForURLs) {
$this->urlHoover->hoover($file, $data);
}
}
if ($totalRead > 2 * 1024 * 1024) {
break;
}
}
fclose($fh);
$mtime = sprintf("%.5f", microtime(true) - $stime);
$this->totalFilesScanned++;
if (microtime(true) - $this->lastStatusTime > 1) {
$this->lastStatusTime = microtime(true);
$this->writeScanningStatus();
}
$forkObj->forkIfNeeded();
}
}
$this->writeScanningStatus();
wordfence::status(2, 'info', "Asking Wordfence to check URL's against malware list.");
$hooverResults = $this->urlHoover->getBaddies();
if ($this->urlHoover->errorMsg) {
$this->errorMsg = $this->urlHoover->errorMsg;
return false;
}
$this->urlHoover->cleanup();
foreach ($hooverResults as $file => $hresults) {
foreach ($hresults as $result) {
if (preg_match('/wfBrowscapCache\\.php$/', $file)) {
continue;
}
if ($result['badList'] == 'goog-malware-shavar') {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => md5_file($this->path . $file), 'shortMsg' => "File contains suspected malware URL: " . $this->path . $file, 'longMsg' => "This file contains a suspected malware URL listed on Google's list of malware sites. Wordfence decodes " . $this->patterns['word3'] . " when scanning files so the URL may not be visible if you view this file. The URL is: " . $result['URL'] . " - More info available at <a href=\"http://safebrowsing.clients.google.com/safebrowsing/diagnostic?site=" . urlencode($result['URL']) . "&client=googlechrome&hl=en-US\" target=\"_blank\">Google Safe Browsing diagnostic page</a>.", 'data' => array('file' => $file, 'badURL' => $result['URL'], 'canDiff' => false, 'canFix' => false, 'canDelete' => true, 'gsb' => 'goog-malware-shavar')));
}
} else {
if ($result['badList'] == 'googpub-phish-shavar') {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => md5_file($this->path . $file), 'shortMsg' => "File contains suspected phishing URL: " . $this->path . $file, 'longMsg' => "This file contains a URL that is a suspected phishing site that is currently listed on Google's list of known phishing sites. The URL is: " . $result['URL'], 'data' => array('file' => $file, 'badURL' => $result['URL'], 'canDiff' => false, 'canFix' => false, 'canDelete' => true, 'gsb' => 'googpub-phish-shavar')));
}
}
}
}
}
return $this->results;
}
<td><?php
echo esc_html($cron_job);
?>
</td>
</tr>
<?php
}
}
}
}
?>
</tbody>
</table>
<?php
$wfdb = new wfDB();
$q = $wfdb->querySelect("show table status");
if ($q) {
$databaseCols = count($q[0]);
?>
<div style="max-width: 100%; overflow: auto; padding: 1px;">
<table class="wf-table"<?php
echo !empty($inEmail) ? ' border=1' : '';
?>
>
<tbody class="empty-row">
<tr>
<td colspan="<?php
echo $databaseCols;
?>
"></td>
</tr>
public function scan($forkObj)
{
/** @var wpdb */
global $wpdb;
if (!$this->startTime) {
$this->startTime = microtime(true);
}
if (!$this->lastStatusTime) {
$this->lastStatusTime = microtime(true);
}
$db = new wfDB();
$blogsToScan = wfScanEngine::getBlogsToScan('options');
foreach ($blogsToScan as $blog) {
// Check the options table for known shells
$results = $db->querySelect("SELECT * FROM {$blog['table']} WHERE option_value REGEXP %s", trim(rtrim($this->patterns['dbSigPattern'], 'imsxeADSUXJu'), '/'));
foreach ($results as $row) {
preg_match($this->patterns['dbSigPattern'], $row['option_value'], $matches);
$this->addResult(array('type' => 'database', 'severity' => 1, 'ignoreP' => "{$db->prefix()}option.{$row['option_name']}", 'ignoreC' => md5($row['option_value']), 'shortMsg' => "This option may contain malicious executable code: {$row['option_name']}", 'longMsg' => "This option appears to be inserted by a hacker to perform malicious activity. If you know about this option you can choose to ignore it to exclude it from future scans. The text we found in this file that matches a known malicious file is: <strong style=\"color: #F00;\">\"{$matches[1]}\"</strong>.", 'data' => array('option_name' => $row['option_name'], 'site_id' => $blog['blog_id'], 'canDelete' => true)));
}
}
return $this->results;
}
public static function ajax_startPasswdAudit_callback()
{
if (!wfAPI::SSLEnabled()) {
return array('errorMsg' => "Your server does not support SSL via cURL. To use this feature you need to make sure you have the PHP cURL library installed and enabled and have openSSL enabled so that you can communicate securely with our servers. This ensures that your password hashes remain secure and are double-encrypted when this feature is used. To fix this, please contact your hosting provider or site admin and ask him or her to install and enable cURL and openssl.");
}
if (!function_exists('openssl_public_encrypt')) {
return array('errorMsg' => "Your server does not have openssl installed. Specifically we require the openssl_public_encrypt() function to use this feature. Please ask your site admin or hosting provider to install 'openssl' and the openssl PHP libraries. We use these for public key encryption to securely send your password hashes to our server for auditing.");
}
global $wpdb;
$p = $wpdb->base_prefix;
$email = $_POST['emailAddr'];
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
return array('errorMsg' => "Please enter a valid email address.");
}
$auditType = $_POST['auditType'];
$symKey = wfCrypt::makeSymHexKey(32);
#hex digits which is 128 bits
$wfdb = new wfDB();
$q1 = $wfdb->querySelect("select ID, AES_ENCRYPT(user_pass, '%s') as crypt_pass from {$p}" . "users", $symKey);
$admins = "";
$users = "";
foreach ($q1 as $rec) {
$isAdmin = user_can($rec['ID'], 'manage_options');
if ($isAdmin && ($auditType == 'admin' || $auditType == 'both')) {
$admins .= $rec['ID'] . ':' . base64_encode($rec['crypt_pass']) . '|';
} else {
if ($auditType == 'user' || $auditType == 'both') {
$users .= $rec['ID'] . ':' . base64_encode($rec['crypt_pass']) . '|';
}
}
}
$admins = rtrim($admins, '|');
$users = rtrim($users, '|');
//error_log($admins);
//error_log($users);
$api = new wfAPI(wfConfig::get('apiKey'), wfUtils::getWPVersion());
try {
$res = $api->call('password_audit', array(), array('auditType' => $auditType, 'email' => $email, 'pubCryptSymKey' => wfCrypt::pubCrypt($symKey), 'users' => $users, 'admins' => $admins), true);
//Force SSL
if (is_array($res)) {
if (isset($res['ok']) && $res['ok'] == '1') {
return array('ok' => 1);
} else {
if (isset($res['notPaid']) && $res['notPaid'] == '1') {
return array('errorMsg' => "You are not using a Premium version of Wordfence. This feature is available to Premium Wordfence members only.");
} else {
if (isset($res['tooManyJobs']) && $res['tooManyJobs'] == '1') {
return array('errorMsg' => "You already have a password audit running. Please wait until it finishes before starting another.");
} else {
throw new Exception("An unrecognized response was received from the Wordfence servers.");
}
}
}
} else {
return array('errorMsg' => "We received an invalid response when trying to submit your password audit.");
}
} catch (Exception $e) {
return array('errMsg' => "We could not submit your password audit: " . $e);
}
}
private function scan_passwds_init()
{
$this->statusIDX['passwds'] = wordfence::statusStart('Scanning for weak passwords');
global $wpdb;
$wfdb = new wfDB();
$res1 = $wfdb->querySelect("select ID from " . $wpdb->users);
$counter = 0;
foreach ($res1 as $rec) {
$this->userPasswdQueue .= pack('N', $rec['ID']);
$counter++;
}
wordfence::status(2, 'info', "Starting password strength check on {$counter} users.");
}
/**
* @param wfScanEngine $forkObj
* @return array
*/
public function scan($forkObj)
{
$this->scanEngine = $forkObj;
$loader = $this->scanEngine->getKnownFilesLoader();
if (!$this->startTime) {
$this->startTime = microtime(true);
}
if (!$this->lastStatusTime) {
$this->lastStatusTime = microtime(true);
}
$db = new wfDB();
$lastCount = 'whatever';
$excludePattern = self::getExcludeFilePattern(self::EXCLUSION_PATTERNS_USER & self::EXCLUSION_PATTERNS_MALWARE);
while (true) {
$thisCount = $db->querySingle("select count(*) from " . $db->prefix() . "wfFileMods where oldMD5 != newMD5 and knownFile=0");
if ($thisCount == $lastCount) {
//count should always be decreasing. If not, we're in an infinite loop so lets catch it early
break;
}
$lastCount = $thisCount;
$res1 = $db->querySelect("select filename, filenameMD5, hex(newMD5) as newMD5 from " . $db->prefix() . "wfFileMods where oldMD5 != newMD5 and knownFile=0 limit 500");
if (sizeof($res1) < 1) {
break;
}
foreach ($res1 as $rec1) {
$db->queryWrite("update " . $db->prefix() . "wfFileMods set oldMD5 = newMD5 where filenameMD5='%s'", $rec1['filenameMD5']);
//A way to mark as scanned so that if we come back from a sleep we don't rescan this one.
$file = $rec1['filename'];
if ($excludePattern && preg_match($excludePattern, $file)) {
continue;
}
$fileSum = $rec1['newMD5'];
if (!file_exists($this->path . $file)) {
continue;
}
$fileExt = '';
if (preg_match('/\\.([a-zA-Z\\d\\-]{1,7})$/', $file, $matches)) {
$fileExt = strtolower($matches[1]);
}
$isPHP = false;
if (preg_match('/\\.(?:php(?:\\d+)?|phtml)(\\.|$)/i', $file)) {
$isPHP = true;
}
$dontScanForURLs = false;
if (!wfConfig::get('scansEnabled_highSense') && (preg_match('/^(?:\\.htaccess|wp\\-config\\.php)$/', $file) || $file === ini_get('user_ini.filename'))) {
$dontScanForURLs = true;
}
$isScanImagesFile = false;
if (!$isPHP && preg_match('/^(?:jpg|jpeg|mp3|avi|m4v|gif|png|sql|js|tbz2?|bz2?|xz|zip|tgz|gz|tar|log|err\\d+)$/', $fileExt)) {
if (wfConfig::get('scansEnabled_scanImages')) {
$isScanImagesFile = true;
} else {
continue;
}
}
$isHighSensitivityFile = false;
if (strtolower($fileExt) == 'sql') {
if (wfConfig::get('scansEnabled_highSense')) {
$isHighSensitivityFile = true;
} else {
continue;
}
}
if (wfUtils::fileTooBig($this->path . $file)) {
//We can't use filesize on 32 bit systems for files > 2 gigs
//We should not need this check because files > 2 gigs are not hashed and therefore won't be received back as unknowns from the API server
//But we do it anyway to be safe.
wordfence::status(2, 'error', "Encountered file that is too large: {$file} - Skipping.");
continue;
}
wfUtils::beginProcessingFile($file);
$fsize = filesize($this->path . $file);
//Checked if too big above
if ($fsize > 1000000) {
$fsize = sprintf('%.2f', $fsize / 1000000) . "M";
} else {
$fsize = $fsize . "B";
}
if (function_exists('memory_get_usage')) {
wordfence::status(4, 'info', "Scanning contents: {$file} (Size:{$fsize} Mem:" . sprintf('%.1f', memory_get_usage(true) / (1024 * 1024)) . "M)");
} else {
wordfence::status(4, 'info', "Scanning contents: {$file} (Size: {$fsize})");
}
$stime = microtime(true);
$fh = @fopen($this->path . $file, 'r');
if (!$fh) {
continue;
}
$totalRead = 0;
$dataForFile = $this->dataForFile($file);
while (!feof($fh)) {
$data = fread($fh, 1 * 1024 * 1024);
//read 1 megs max per chunk
$totalRead += strlen($data);
if ($totalRead < 1) {
break;
}
$extraMsg = '';
if ($isScanImagesFile) {
$extraMsg = ' This file was detected because you have enabled "Scan images, binary, and other files as if they were executable", which treats non-PHP files as if they were PHP code. This option is more aggressive than the usual scans, and may cause false positives.';
} else {
if ($isHighSensitivityFile) {
$extraMsg = ' This file was detected because you have enabled HIGH SENSITIVITY scanning. This option is more aggressive than the usual scans, and may cause false positives.';
}
}
if ($isPHP || wfConfig::get('scansEnabled_scanImages')) {
if (strpos($data, '$allowed' . 'Sites') !== false && strpos($data, "define ('VER" . "SION', '1.") !== false && strpos($data, "TimThum" . "b script created by") !== false) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "File is an old version of TimThumb which is vulnerable.", 'longMsg' => "This file appears to be an old version of the TimThumb script which makes your system vulnerable to attackers. Please upgrade the theme or plugin that uses this or remove it." . $extraMsg, 'data' => array_merge(array('file' => $file), $dataForFile)));
break;
}
} else {
if (strpos($file, 'lib/wordfenceScanner.php') === false) {
// && preg_match($this->patterns['sigPattern'], $data, $matches)){
$regexMatched = false;
foreach ($this->patterns['rules'] as $rule) {
if (preg_match('/(' . $rule[2] . ')/i', $data, $matches)) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "File appears to be malicious: " . esc_html($file), 'longMsg' => "This file appears to be installed by a hacker to perform malicious activity. If you know about this file you can choose to ignore it to exclude it from future scans. The text we found in this file that matches a known malicious file is: <strong style=\"color: #F00;\">\"" . esc_html(strlen($matches[1]) > 200 ? substr($matches[1], 0, 200) . '...' : $matches[1]) . "\"</strong>. The infection type is: <strong>" . esc_html($rule[3]) . '</strong>' . $extraMsg, 'data' => array_merge(array('file' => $file), $dataForFile)));
$regexMatched = true;
break;
}
}
}
if ($regexMatched) {
break;
}
}
}
if (wfConfig::get('scansEnabled_highSense')) {
$badStringFound = false;
if (strpos($data, $this->patterns['badstrings'][0]) !== false) {
for ($i = 1; $i < sizeof($this->patterns['badstrings']); $i++) {
if (strpos($data, $this->patterns['badstrings'][$i]) !== false) {
$badStringFound = $this->patterns['badstrings'][$i];
break;
}
}
}
if ($badStringFound) {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "This file may contain malicious executable code: " . esc_html($this->path . $file), 'longMsg' => "This file is a PHP executable file and contains the word 'eval' (without quotes) and the word '" . esc_html($badStringFound) . "' (without quotes). The eval() function along with an encoding function like the one mentioned are commonly used by hackers to hide their code. If you know about this file you can choose to ignore it to exclude it from future scans. This file was detected because you have enabled HIGH SENSITIVITY scanning. This option is more aggressive than the usual scans, and may cause false positives.", 'data' => array_merge(array('file' => $file), $dataForFile)));
break;
}
}
}
if (!$dontScanForURLs) {
$this->urlHoover->hoover($file, $data);
}
} else {
if (!$dontScanForURLs) {
$this->urlHoover->hoover($file, $data);
}
}
if ($totalRead > 2 * 1024 * 1024) {
break;
}
}
fclose($fh);
$this->totalFilesScanned++;
if (microtime(true) - $this->lastStatusTime > 1) {
$this->lastStatusTime = microtime(true);
$this->writeScanningStatus();
}
$forkObj->forkIfNeeded();
}
}
$this->writeScanningStatus();
wordfence::status(2, 'info', "Asking Wordfence to check URL's against malware list.");
$hooverResults = $this->urlHoover->getBaddies();
if ($this->urlHoover->errorMsg) {
$this->errorMsg = $this->urlHoover->errorMsg;
return false;
}
$this->urlHoover->cleanup();
$siteURL = get_site_url();
$siteHost = parse_url($siteURL, PHP_URL_HOST);
foreach ($hooverResults as $file => $hresults) {
$dataForFile = $this->dataForFile($file, $this->path . $file);
foreach ($hresults as $result) {
if (preg_match('/wfBrowscapCache\\.php$/', $file)) {
continue;
}
if (empty($result['URL'])) {
continue;
}
$url = $result['URL'];
$urlHost = parse_url($url, PHP_URL_HOST);
if (strcasecmp($siteHost, $urlHost) === 0) {
continue;
}
if ($result['badList'] == 'goog-malware-shavar') {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => md5_file($this->path . $file), 'shortMsg' => "File contains suspected malware URL: " . esc_html($this->path . $file), 'longMsg' => "This file contains a suspected malware URL listed on Google's list of malware sites. Wordfence decodes " . esc_html($this->patterns['word3']) . " when scanning files so the URL may not be visible if you view this file. The URL is: " . esc_html($result['URL']) . " - More info available at <a href=\"http://safebrowsing.clients.google.com/safebrowsing/diagnostic?site=" . urlencode($result['URL']) . "&client=googlechrome&hl=en-US\" target=\"_blank\">Google Safe Browsing diagnostic page</a>.", 'data' => array_merge(array('file' => $file, 'badURL' => $result['URL'], 'gsb' => 'goog-malware-shavar'), $dataForFile)));
}
} else {
if ($result['badList'] == 'googpub-phish-shavar') {
if (!$this->isSafeFile($this->path . $file)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => md5_file($this->path . $file), 'shortMsg' => "File contains suspected phishing URL: " . esc_html($this->path . $file), 'longMsg' => "This file contains a URL that is a suspected phishing site that is currently listed on Google's list of known phishing sites. The URL is: " . esc_html($result['URL']), 'data' => array_merge(array('file' => $file, 'badURL' => $result['URL'], 'gsb' => 'googpub-phish-shavar'), $dataForFile)));
}
}
}
}
}
wfUtils::endProcessingFile();
return $this->results;
}
/css/fullLog.css?ver=<?php
echo WORDFENCE_VERSION;
?>
' type='text/css' media='all' />
<style type="text/css">
</style>
<body>
<h1>Wordfence Full Activity Log</h1>
<?php
$db = new wfDB();
global $wpdb;
$debugOn = wfConfig::get('debugOn', 0);
$table = $wpdb->base_prefix . 'wfStatus';
$offset = 0;
$timeOffset = 3600 * get_option('gmt_offset');
$q = $db->querySelect("SELECT ctime, level, type, msg FROM {$table} ORDER BY ctime DESC LIMIT %d, 100", $offset);
while (is_array($q) && count($q) > 0) {
foreach ($q as $r) {
if ($r['level'] < 4 || $debugOn) {
echo '<div' . ($r['type'] == 'error' ? ' class="error"' : '') . '>[' . date('M d H:i:s', $r['ctime'] + $timeOffset) . ':' . $r['ctime'] . ':' . $r['level'] . ':' . $r['type'] . '] ' . esc_html($r['msg']) . "</div>\n";
}
}
$offset += count($q);
$q = $db->querySelect("SELECT ctime, level, type, msg FROM {$table} ORDER BY ctime DESC LIMIT %d, 100", $offset);
}
?>
</body>
</html>
<?php
exit(0);
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<link rel='stylesheet' id='wordfence-main-style-css' href='<?php
echo wfUtils::getBaseURL();
?>
/css/fullLog.css?ver=<?php
echo WORDFENCE_VERSION;
?>
' type='text/css' media='all' />
<style type="text/css">
</style>
<body>
<h1>Wordfence Full Activity Log</h1>
<?php
$db = new wfDB();
global $wpdb;
$debugOn = wfConfig::get('debugOn', 0);
$table = $wpdb->base_prefix . 'wfStatus';
$q = $db->querySelect("select ctime, level, type, msg from {$table} order by ctime desc");
$timeOffset = 3600 * get_option('gmt_offset');
foreach ($q as $r) {
if ($r['level'] < 4 || $debugOn) {
echo '<div' . ($r['type'] == 'error' ? ' class="error"' : '') . '>[' . date('M d H:i:s', $r['ctime'] + $timeOffset) . ':' . $r['ctime'] . ':' . $r['level'] . ':' . $r['type'] . '] ' . esc_html($r['msg']) . "</div>\n";
}
}
?>
</body>
</html>
<?php
exit(0);
public static function ajax_sendActivityLog_callback()
{
$content = "SITE: " . site_url() . "\nPLUGIN VERSION: " . WORDFENCE_VERSION . "\nWP VERSION: " . wfUtils::getWPVersion() . "\nAPI KEY: " . wfConfig::get('apiKey') . "\nADMIN EMAIL: " . get_option('admin_email') . "\nLOG:\n\n";
$wfdb = new wfDB();
global $wpdb;
$p = $wpdb->base_prefix;
$q = $wfdb->querySelect("select ctime, level, type, msg from {$p}" . "wfStatus order by ctime desc limit 10000");
$timeOffset = 3600 * get_option('gmt_offset');
foreach ($q as $r) {
if ($r['type'] == 'error') {
$content .= "\n";
}
$content .= date(DATE_RFC822, $r['ctime'] + $timeOffset) . '::' . sprintf('%.4f', $r['ctime']) . ':' . $r['level'] . ':' . $r['type'] . '::' . $r['msg'] . "\n";
}
$content .= "\n\n";
ob_start();
phpinfo();
$phpinfo = ob_get_contents();
ob_get_clean();
$content .= $phpinfo;
wp_mail($_POST['email'], "Wordfence Activity Log", $content);
return array('ok' => 1);
}
public function scan($forkObj)
{
if (!$this->startTime) {
$this->startTime = microtime(true);
}
if (!$this->lastStatusTime) {
$this->lastStatusTime = microtime(true);
}
$db = new wfDB();
$keepGoing = true;
$limitOffset = 0;
$queryChunkSize = 1000;
while ($keepGoing) {
$keepGoing = false;
$res1 = $db->querySelect("select filename, filenameMD5, hex(newMD5) as newMD5 from " . $db->prefix() . "wfFileMods where oldMD5 != newMD5 and knownFile=0 limit {$limitOffset} , {$queryChunkSize}");
if (sizeof($res1) > 0) {
$keepGoing = true;
$limitOffset += $queryChunkSize;
}
foreach ($res1 as $rec1) {
$db->queryWrite("update " . $db->prefix() . "wfFileMods set oldMD5 = newMD5 where filenameMD5='%s'", $rec1['filenameMD5']);
//A way to mark as scanned so that if we come back from a sleep we don't rescan this one.
$file = $rec1['filename'];
$fileSum = $rec1['newMD5'];
if (!file_exists($this->path . $file)) {
continue;
}
$fileExt = '';
if (preg_match('/\\.([a-zA-Z\\d\\-]{1,7})$/', $file, $matches)) {
$fileExt = strtolower($matches[1]);
}
$isPHP = false;
if (preg_match('/^(?:php|phtml|php\\d+)$/', $fileExt)) {
$isPHP = true;
}
if (preg_match('/^(?:jpg|jpeg|mp3|avi|m4v|gif|png)$/', $fileExt)) {
continue;
}
if (wfUtils::fileTooBig($this->path . $file)) {
//We can't use filesize on 32 bit systems for files > 2 gigs
//We should not need this check because files > 2 gigs are not hashed and therefore won't be received back as unknowns from the API server
//But we do it anyway to be safe.
wordfence::status(2, 'error', "Encountered file that is too large: {$file} - Skipping.");
continue;
}
$fsize = filesize($this->path . $file);
//Checked if too big above
if ($fsize > 1000000) {
$fsize = sprintf('%.2f', $fsize / 1000000) . "M";
} else {
$fsize = $fsize . "B";
}
if (function_exists('memory_get_usage')) {
wordfence::status(4, 'info', "Scanning contents: {$file} (Size:{$fsize} Mem:" . sprintf('%.1f', memory_get_usage(true) / (1024 * 1024)) . "M)");
} else {
wordfence::status(4, 'info', "Scanning contents: {$file} (Size: {$fsize})");
}
$stime = microtime(true);
$fh = @fopen($this->path . $file, 'r');
if (!$fh) {
continue;
}
$totalRead = 0;
while (!feof($fh)) {
$data = fread($fh, 1 * 1024 * 1024);
//read 1 megs max per chunk
$totalRead += strlen($data);
if ($totalRead < 1) {
break;
}
if ($isPHP) {
if (strpos($data, '$allowed' . 'Sites') !== false && strpos($data, "define ('VER" . "SION', '1.") !== false && strpos($data, "TimThum" . "b script created by") !== false) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "File is an old version of TimThumb which is vulnerable.", 'longMsg' => "This file appears to be an old version of the TimThumb script which makes your system vulnerable to attackers. Please upgrade the theme or plugin that uses this or remove it.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
} else {
if (strpos($file, 'lib/wordfenceScanner.php') === false && preg_match($this->patterns['sigPattern'], $data, $matches)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "This file appears to be an attack shell", 'longMsg' => "This file appears to be an executable shell that allows hackers entry to your site via a backdoor. If you know about this file you can choose to ignore it to exclude it from future scans. The text we found in this file that matches a known malicious file is: <strong style=\"color: #F00;\">\"" . $matches[1] . "\"</strong>.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
}
}
/*
$longestNospace = wfUtils::longestNospace($data);
if($longestNospace > 1000 && (strpos($data, $this->patterns['pat1']) !== false || preg_match('/preg_replace\([^\(]+\/[a-z]*e/', $data)) ){
$this->addResult(array(
'type' => 'file',
'severity' => 1,
'ignoreP' => $this->path . $file,
'ignoreC' => $fileSum,
'shortMsg' => "This file may contain malicious executable code",
'longMsg' => "This file is a PHP executable file and contains a line $longestNospace characters long without spaces that may be encoded data along with functions that may be used to execute that code. If you know about this file you can choose to ignore it to exclude it from future scans.",
'data' => array(
'file' => $file,
'canDiff' => false,
'canFix' => false,
'canDelete' => true
)
));
break;
}
*/
if (preg_match($this->patterns['pat2'], $data)) {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => $fileSum, 'shortMsg' => "This file may contain malicious executable code", 'longMsg' => "This file is a PHP executable file and contains an " . $this->patterns['word1'] . " function and " . $this->patterns['word2'] . " decoding function on the same line. This is a common technique used by hackers to hide and execute code. If you know about this file you can choose to ignore it to exclude it from future scans.", 'data' => array('file' => $file, 'canDiff' => false, 'canFix' => false, 'canDelete' => true)));
break;
}
$this->urlHoover->hoover($file, $data);
} else {
$this->urlHoover->hoover($file, $data);
}
if ($totalRead > 2 * 1024 * 1024) {
break;
}
}
fclose($fh);
$mtime = sprintf("%.5f", microtime(true) - $stime);
$this->totalFilesScanned++;
if (microtime(true) - $this->lastStatusTime > 1) {
$this->lastStatusTime = microtime(true);
$this->writeScanningStatus();
}
$forkObj->forkIfNeeded();
}
}
$this->writeScanningStatus();
wordfence::status(2, 'info', "Asking Wordfence to check URL's against malware list.");
$hooverResults = $this->urlHoover->getBaddies();
if ($this->urlHoover->errorMsg) {
$this->errorMsg = $this->urlHoover->errorMsg;
return false;
}
foreach ($hooverResults as $file => $hresults) {
foreach ($hresults as $result) {
if ($result['badList'] == 'goog-malware-shavar') {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => md5_file($this->path . $file), 'shortMsg' => "File contains suspected malware URL: " . $this->path . $file, 'longMsg' => "This file contains a suspected malware URL listed on Google's list of malware sites. Wordfence decodes " . $this->patterns['word3'] . " when scanning files so the URL may not be visible if you view this file. The URL is: " . $result['URL'] . " - More info available at <a href=\"http://safebrowsing.clients.google.com/safebrowsing/diagnostic?site=" . urlencode($result['URL']) . "&client=googlechrome&hl=en-US\" target=\"_blank\">Google Safe Browsing diagnostic page</a>.", 'data' => array('file' => $file, 'badURL' => $result['URL'], 'canDiff' => false, 'canFix' => false, 'canDelete' => true, 'gsb' => 'goog-malware-shavar')));
} else {
if ($result['badList'] == 'googpub-phish-shavar') {
$this->addResult(array('type' => 'file', 'severity' => 1, 'ignoreP' => $this->path . $file, 'ignoreC' => md5_file($this->path . $file), 'shortMsg' => "File contains suspected phishing URL: " . $this->path . $file, 'longMsg' => "This file contains a URL that is a suspected phishing site that is currently listed on Google's list of known phishing sites. The URL is: " . $result['URL'], 'data' => array('file' => $file, 'badURL' => $result['URL'], 'canDiff' => false, 'canFix' => false, 'canDelete' => true, 'gsb' => 'googpub-phish-shavar')));
}
}
}
}
return $this->results;
}
public static function synchronizeConfigSettings()
{
if (!class_exists('wfConfig')) {
// Ensure this is only called when WordPress and the plugin are fully loaded
return;
}
static $isSynchronizing = false;
if ($isSynchronizing) {
return;
}
$isSynchronizing = true;
global $wpdb;
$db = new wfDB();
// Pattern Blocks
$r1 = $db->querySelect("SELECT id, blockType, blockString FROM {$wpdb->base_prefix}wfBlocksAdv");
$patternBlocks = array();
foreach ($r1 as $blockRec) {
if ($blockRec['blockType'] == 'IU') {
$bDat = explode('|', $blockRec['blockString']);
$ipRange = isset($bDat[0]) ? $bDat[0] : '';
$uaPattern = isset($bDat[1]) ? $bDat[1] : '';
$refPattern = isset($bDat[2]) ? $bDat[2] : '';
$hostnamePattern = isset($bDat[3]) ? $bDat[3] : '';
$patternBlocks[] = array('id' => $blockRec['id'], 'ipRange' => $ipRange, 'hostnamePattern' => $hostnamePattern, 'uaPattern' => $uaPattern, 'refPattern' => $refPattern);
}
}
// Country Blocks
$wfLog = new wfLog(wfConfig::get('apiKey'), wfUtils::getWPVersion());
$cblCookie = $wfLog->getCBLCookieVal();
//Ensure we have the bypass cookie option set
$countryBlocks = array();
$countryBlocks['action'] = wfConfig::get('cbl_action', false);
$countryBlocks['loggedInBlocked'] = wfConfig::get('cbl_loggedInBlocked', false);
$countryBlocks['loginFormBlocked'] = wfConfig::get('cbl_loginFormBlocked', false);
$countryBlocks['restOfSiteBlocked'] = wfConfig::get('cbl_restOfSiteBlocked', false);
$countryBlocks['bypassRedirURL'] = wfConfig::get('cbl_bypassRedirURL', '');
$countryBlocks['bypassRedirDest'] = wfConfig::get('cbl_bypassRedirDest', '');
$countryBlocks['bypassViewURL'] = wfConfig::get('cbl_bypassViewURL', '');
$countryBlocks['redirURL'] = wfConfig::get('cbl_redirURL', '');
$countryBlocks['countries'] = explode(',', wfConfig::get('cbl_countries', ''));
$countryBlocks['cookieVal'] = $cblCookie;
//Other Blocks
$otherBlocks = array('blockedTime' => wfConfig::get('blockedTime', 0));
$otherBlockEntries = $db->querySelect("SELECT IP, blockedTime, reason, permanent, wfsn FROM {$wpdb->base_prefix}wfBlocks WHERE permanent = 1 OR (blockedTime + %d > unix_timestamp())", $otherBlocks['blockedTime']);
$otherBlocks['blocks'] = is_array($otherBlockEntries) ? $otherBlockEntries : array();
foreach ($otherBlocks['blocks'] as &$b) {
$b['IP'] = base64_encode($b['IP']);
}
// Save it
try {
$patternBlocksJSON = wfWAFUtils::json_encode($patternBlocks);
wfWAF::getInstance()->getStorageEngine()->setConfig('patternBlocks', $patternBlocksJSON);
$countryBlocksJSON = wfWAFUtils::json_encode($countryBlocks);
wfWAF::getInstance()->getStorageEngine()->setConfig('countryBlocks', $countryBlocksJSON);
$otherBlocksJSON = wfWAFUtils::json_encode($otherBlocks);
wfWAF::getInstance()->getStorageEngine()->setConfig('otherBlocks', $otherBlocksJSON);
wfWAF::getInstance()->getStorageEngine()->setConfig('advancedBlockingEnabled', wfConfig::get('firewallEnabled'));
wfWAF::getInstance()->getStorageEngine()->setConfig('disableWAFIPBlocking', wfConfig::get('disableWAFIPBlocking'));
} catch (Exception $e) {
// Do nothing
}
$isSynchronizing = false;
}
