mediumLogic errorEVM-Solidity
Curves Protocol: `Curves::_buyCurvesToken()`, Excess of Eth received is not refunded back to the user.
- Payout
- $0
- Protocol
- Curves Protocol
- Disclosed
- Jul 19, 2024
- Source
- code4rena
Curves' buy flow validates that the incoming `msg.value` covers at least `price + totalFee` but never returns surplus ETH to the caller, so any overpayment (such as when the displayed price slips between the user's estimate and execution) is permanently trappe …
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References
- https://github.com/code-423n4/2024-01-curves-findings/issues/48
- https://github.com/code-423n4/2024-01-curves-findings
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