Vulnerable Software: Maharashtra State Electricity Board Android Application
Vulnerability: Account take over via OTP bypass
Affected Version: 7.50 and prior
Patched: Yes
Vendor Homepage: https://www.mahadiscom.in/en/home/
App store link: https://play.google.com/store/apps/details?id=com.msedcl.app&hl=en_IN&gl=US
CVE: CVE-2020-27416
CVE Author: Tejas Nitin Pingulkar
Exploit Available: POC Available
About Affected Software
The Official App for Consumer by Mahavitaran ( M.S.E.D.C.L.). Mahavitaran
Consumer App enables consumers to avail Mahavitaran services at his/her
fingertips. The app is simple and easy to use. It provides transparency
in delivering services to consumers.
►Features :
*View and Pay bill
*Register and Track complaints
*View Bill and Payment history
*Manage Multiple Electricity Connections
*Contact 24 x7 MSEDCL Call Center
*Apply for New Connection
* Know the status of New Connection Application and Pay Estimate Charges
*Submit Meter Reading to avoid average billing
*Provide Feedback about Mahavitaran Services
*Update Contact Details ( Mobile Number & E-mail ID ) of consumer
*Find MSEDCL offices and collection centers near you
*Estimate your monthly electricity consumption and bill amount
*Get Information about the Feeder from where the power supply is provided to your connection
*Apply for the change of name
*Submit an application for addition/reduction in load
Exploit:
Intercept traffic via proxy application such as burp
Click on forget password
enter userid
enter any number as OTP
Manumulate response in proxy change “valid” : true
POC