mediumLogic errorEVM-Solidity
Taiko: Proposers would choose to avoid higher tier by exploiting non-randomness of parameter used in getMinTier()
- Payout
- $0
- Protocol
- Taiko
- Disclosed
- Apr 26, 2024
- Source
- code4rena
The Taiko protocol's block proving tier selection mechanism uses a pseudo-random value that is fully deterministic and predictable based on public chain data. Because proposers can foresee which blocks will be assigned a costlier tier, they are economically in …
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References
- https://github.com/code-423n4/2024-03-taiko-findings/issues/172
- https://github.com/code-423n4/2024-03-taiko-findings
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