Submission Details
Severity:
Sensitive Information Exposure
Summary
Storing private data on blockchain.
Vulnerability Details
Storing private data on blockchain is fundamentally wrong due to transparent nature of the technology. However s_password variable is used to store sensitive data. Which everyone can access from outside.
Impact
Sensitive information can be stolen by malicious users.
Tools Used
Manual reading.
Recommendations
Do not store sensitive information on-chain.
Updates
Lead Judging Commences
inallhonesty
about 2 years ago
inallhonesty about 2 years ago
Submission Judgement Published Assigned finding tags:
finding-anyone-can-read-storage
Private functions and state variables are only visible for the contract they are defined in and not in derived contracts. In this case private doesn't mean secret/confidential
Rewards breakdown
nSLOC
20This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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