Submission Details
Severity:
Weak source of randomness
Summary
Weak source of randomness.
Vulnerability Details
Miners can predict the "random" number and win , calculating the result of the random variable prior to mining the block.
Impact
Unfair advantage for the miner.
Tools Used
Slither
Recommendations
Enhance the randomness source by integrating Oracles to supply genuinely random numbers.
Rewards breakdown
nSLOC
201This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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