ChurchCRM 4.2.0 CSV/Formula Injection

CVE	Category	Price	Severity

Author	Risk	Exploitation Type	Date

Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2020120015

Below is a copy:

ChurchCRM 4.2.0 CSV/Formula Injection

#Exploit Title: ChurchCRM 4.2.1- CSV/Formula Injection
#Date: 2020- 10- 24
#Exploit Author: Mufaddal Masalawala
#Vendor Homepage: https://churchcrm.io/
#Software Link: https://github.com/ChurchCRM/CRM
#Version: 4.2.0
#Payload:  =10+20+cmd|' /C calc'!A0
#Tested on: Kali Linux 2020.3
#Proof Of Concept:
CSV Injection (aka Excel Macro Injection or Formula Injection) exists in
List Event Types feature in ChurchCRM v4.2.0 via Name field that is
mistreated while exporting to a CSV file.
To exploit this vulnerability:

   1. Login to the application, goto 'Events' module and then "List Event
   Types"
   2. Edit any event and inject the payload =10+20+cmd|' /C calc'!A0 in the
   'Name' field
   3. Now goto 'List Event types' module and click CSV to download the CSV
   file
   4. Open the CSV file, allow all popups and our payload is executed
   (calculator is opened).

This information is provided for TESTING and LEGAL RESEARCH purposes only.
All trademarks used are properties of their respective owners. By visiting this website you agree to Terms of Use and Privacy Policy and Impressum