Bug #76666 [NEW]: create_function code evasion

From: i at sym01 dot com Operating system: * PHP version: Irrelevant Package: *General Issues Bug Type: Bug Bug description:create_function code evasion Description: ------------ create_function can execute PHP code directly, which may cause some security problems. Test script: --------------- <?php echo "result: "; $payload1 = <<<EOF echo 'normal'; EOF; create_function('', $payload1); $payload2 = <<<EOF } echo '[VULN]';// EOF; create_function('', $payload2); Expected result: ---------------- result: Actual result: -------------- result: [VULN] -- Edit bug report at https://bugs.php.net/bug.php?id=76666&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76666&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76666&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76666&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76666&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76666&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76666&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76666&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76666&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76666&r=support Expected behavior: https://bugs.php.net/fix.php?id=76666&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76666&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76666&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76666&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76666&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76666&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76666&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76666&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76666&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76666&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76666&r=mysqlcfg