Online PHP editor | rfc for 16in5

@ 2012-10-16T19:50:49Z

<?php

	// ultimate goal...inject command into $upacked that will read a text file in the same dir as php file
	

	$post_seeds      = "1154731896 ";
	$hard_coded_algo = "5368413128644154652843527950542843524333322873545252655628414273282431255371725428655850284558702870492829292929292929292929";

	$uPacked = unpack("H*", "ShA1(dATe(''))                                                ");
	$test = $uPacked[1];

	//abcdefghi  pqrstuvwxy // allowed chars

	echo pack("H*", $test);
	echo "<br />"; 
	echo pack("H*", $hard_coded_algo);
	echo "<br />";         
                           
	if(comp($hard_coded_algo, $test)){
		// ShA1(dATe(CRyPT(CRC32(sTRReV(ABs($1%SqrT(eXP(EXp(pI())))))))))
		// magical execution
		printf(preg_replace("#\b(\d+)\b#se", pack("H*", $test), $post_seeds));
	} else {               
		echo "<br /> Hacker Detected ";
	}     

	echo "<br />";  
	echo sha1(date(''));
	                               
	function comp($numOne, $numTwo){
		// Show that php doesn't correctly compare numeric strings
		echo "<br />";
		echo "<br />";
		echo "Comparing the numbers";
		echo "<br />"; 
		echo $numOne;      
		echo "<br />";     
		echo $numTwo;      
		echo "<br />";     
		echo floatval($numOne);
		echo "<br />";     
		echo floatval($numTwo);
		echo "<br />";     
                           
		if($numOne != $numTwo){
			echo "Not Matching <br />";
			return false;  
		} else {           
			echo "Matching </br>";
			return true;   
		}                  
	}                      
?>

Output for git.master, git.master_jit, rfc.property-hooks: ShA1(dATe('')) ShA1(dATe(CRyPT(CRC32(sTRReV(ABs($1%SqrT(eXP(EXp(pI()))))))))) Comparing the numbers 5368413128644154652843527950542843524333322873545252655628414273282431255371725428655850284558702870492829292929292929292929 5368413128644154652827272929202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020 5.3684131286442E+123 5.3684131286442E+123 Not Matching Hacker Detected da39a3ee5e6b4b0d3255bfef95601890afd80709

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2020-03-21 RFC: Is_Literal - declined
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