mediumLogic errorCosmos-SDK
ZetaChain: Observer can halt outbound cctxs and steal funds
- Payout
- $0
- Protocol
- ZetaChain
- Disclosed
- Sep 6, 2024
- Source
- code4rena
ZetaChain's cross-chain node relies on observers to report inbound and outbound transactions into its trackers, but the `MsgAddToInTxTracker` and `MsgAddToOutTxTracker` handlers accept these reports without any Merkle proof that the referenced transaction actu …
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References
- https://github.com/code-423n4/2023-11-zetachain-findings/issues/404
- https://github.com/code-423n4/2023-11-zetachain-findings
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