mediumOracle manipulationEVM-Solidity
eBTC Protocol: `fetchPrice` can return different prices in the same transaction
- Payout
- $0
- Protocol
- eBTC Protocol
- Disclosed
- Feb 13, 2024
- Source
- code4rena
eBTC's PriceFeed.fetchPrice() contains a state-machine flaw that can return two different prices for the same asset within a single transaction when the Chainlink feed deviates more than 50% between consecutive rounds while no fallback oracle is configured. On …
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References
- https://github.com/code-423n4/2023-10-badger-findings/issues/310
- https://github.com/code-423n4/2023-10-badger-findings
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