highOracle manipulationEVM-Solidity
Optimism: LPP metadata can be altered after the challenge period is over, allowing incorrect states to be proven
- Payout
- $0
- Protocol
- Optimism
- Disclosed
- Aug 16, 2024
- Source
- code4rena
The Optimism PreimageOracle allows for the manipulation of Large Preimage Proposal (LPP) metadata, even after the challenge period has concluded. By exploiting a lack of re-initialization checks and redundant storage reads, an attacker can overwrite critical p …
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References
- https://github.com/code-423n4/2024-07-optimism-findings/issues/27
- https://github.com/code-423n4/2024-07-optimism-findings
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