Submission Details
Severity:
`KittyConnect::CatInfo.idx` is wrongly set, causing problems when handling tokens
Summary
The KittyConnect::CatInfo.idx is been set to the length of the array instead of length - 1.
Vulnerability Details
Since arrays is Solidity are 0-indexed, the last index of an array is length - 1. Assigning the length of the array to idx field can potentially cause errors when transferring or bridging tokens.
Impact
This can potentially prevent transferring or bridging tokens.
Tools Used
Manual review.
Recommendations
Assign length - 1 to the idx field.
Rewards breakdown
nSLOC
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