Headline
CVE-2020-27414: Insecure Communication of Sensitive Data – CVEWalkthrough
Mahavitaran android application 7.50 and prior transmit sensitive information in URL parameters. This may lead to information disclosure if unauthorized parties have access to the URLs via server logs, referrer header, MITM or browser history.
Vulnerable Software: Maharashtra State Electricity Board Android Application
Vulnerability: Insecure Communication of sensitive data
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-2020-27414
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
Use any proxy software such as burp
login via app
intercept traffic
Observe that app sends username password as url parameter
Proof Of Concept