Submission Details
Severity:
Ownable.sol - The owner of a contract can transfer ownership to an incorrect address effectively losing control of the contract
Summary
The owner of a contract can transfer ownership to an incorrect address effectively losing control of the contract.
Vulnerability Details
Ownable transfers ownership of a contract in a single step. The owner can mistakenly set the new address to an invalid address (zero address) or to the incorrect address because of a typo or any other reason.
Impact
The owner can brick functionality of contracts that inherit from Ownable if he uses transferOwnership to the 0 address or transferOwnership to the incorrect address.
Tools Used
Manual review
Recommendations
Use Ownable2Step by OpenZeppelin instead.
Prize pool breakdown
Total prize
20,000 USDC
nSLOC
70628 USDC / LOC
18,000 USDC
2,000 USDC
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