mediumLogic errorCosmos-SDK
ZetaChain: A single malicious observer can exploit the infinite gas meter to grief ZetaChain blocks without proper gas compensation
- Payout
- $0
- Protocol
- ZetaChain
- Disclosed
- Sep 6, 2024
- Source
- code4rena
ZetaChain's Cosmos-SDK ante handler applies an unbounded (infinite) transaction gas meter to any transaction that contains at least one observer-gated MsgGasPriceVoter or MsgVoteOnObservedInboundTx message, rather than gating it per-message. A turned-malicious …
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References
- https://github.com/code-423n4/2023-11-zetachain-findings/issues/410
- https://github.com/code-423n4/2023-11-zetachain-findings
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