While helping his grandmother with a utility payment, a cybersecurity researcher uncovered two critical IDOR vulnerabilities in Chennai Metro Water's payment system that exposed sensitive personal dat
a of thousands of residents without proper authentication. The issues were promptly reported to the Government of India.
Reasons to Read -- Learn:
how seemingly simple utility payment systems can have serious security vulnerabilities that expose sensitive personal data, demonstrating the importance of security testing in everyday applications.
how basic security testing can be performed using just a mobile phone and tools like Termux, showing that sophisticated equipment isn't always necessary for identifying critical vulnerabilities.
responsible vulnerability disclosure practices and how to handle sensitive security findings when dealing with government systems that affect thousands of users.
3 min readauthor: Karthikeyan.V
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