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no_space_no_colon_no_pipe_no_ampersand.php
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no_space_no_colon_no_pipe_no_ampersand.php
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Commix testbed - Command injection test environment</title>
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<h2><b>Commix testbed - A command injection test environment!</b></h2>
<p>A collection of web pages, vulnerable to <b><a href="https://www.owasp.org/index.php/Command_Injection">command injection flaws</a></b>, used to test <b><a href="https://github.com/commixproject/commix">commix</a></b>'s vulnerability <b>detection</b> and <b>exploitation</b> features.</p>
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<a href="https://twitter.com/commixproject" class="twitter-follow-button" data-show-count="false">Follow @commixproject</a><script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');</script>
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<?php
$addr = $_POST['addr'];
if(isset($addr)){
# Matches the character " ".
if((preg_match('/ /',$addr))){
die("Invalid IP format.");
}else{
# Matches the characters ";","|","&"
if(!(preg_match('/;|\||&/',$addr))){
echo exec("/bin/ping -c 4 ".$addr);
}else{
die("Hack attempt detected!");
}
}
}
?>
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