ArkProject: NFT Bridge

ArkProject

NFTBridge

60,000 USDC

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Submission Details

Severity: medium

Valid

If L1 receiver has no `onERC721Received` implemention, the bridge from L2 to L1 will revert and NFT will be stuck in L1 bridge contract

AllTooWell

Updates

Lead Judging Commences

n0kto Lead Judge 6 months ago

Submission Judgement Published

Validated

Assigned finding tags:

finding-withdraw-safeTransferFrom-to-no-onERC721Received-will-revert

Impact: High, NFT will be stuck in L2 bridge. Likelyhood: Very low, sending NFT to a contract not implementing that function would almost be a user error.

Prize pool breakdown

Total prize

60,000 USDC

nSLOC

2,301

26 USDC / LOC

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50,000 USDC

Low

5,500 USDC

Judges

4,500 USDC

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