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The Graph L2 bridge contest - bulej93's results

A protocol for indexing and querying blockchain data.

General Information

Platform: Code4rena

Start Date: 07/10/2022

Pot Size: $50,000 USDC

Total HM: 4

Participants: 62

Period: 5 days

Judge: 0xean

Total Solo HM: 2

Id: 169

League: ETH

The Graph

Findings Distribution

Researcher Performance

Rank: 32/62

Findings: 1

Award: $50.28

🌟 Selected for report: 0

🚀 Solo Findings: 0

External Links

Code4rena Contest PageGithub Contest RepositoryGithub Findings RepositoryThe Graph

Findings Information

🌟 Selected for report: 0xSmartContract

Also found by: 0x1f8b, 0x4non, 0xNazgul, Bnke0x0, Chom, IllIllI, Josiah, Rahoz, RaymondFam, Trust, Waze, ajtra, bobirichman, brgltd, bulej93, c3phas, cccz, chrisdior4, delfin454000, fatherOfBlocks, gogo, ladboy233, mcwildy, mics, nicobevi, oyc_109, rbserver, rotcivegaf, zzzitron

Awards

50.2765 USDC - $50.28

Labels

bug
QA (Quality Assurance)

External Links

Link to GitHub issue

Use a more recent version of solidity

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/gateway/BridgeEscrow.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphUpgradeable.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Governed.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Pausable.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/L2GraphToken.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyAdmin.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxy.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/gateway/L2GraphTokenGateway.sol#L3)

Use a specific version of solidity for non-library contracts

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/gateway/BridgeEscrow.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphUpgradeable.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Governed.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Pausable.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/L2GraphToken.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyAdmin.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxy.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L3)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/gateway/L2GraphTokenGateway.sol#L3)

Doesnt return proper data type or there is no return statement

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphUpgradeable.sol#L40-L45)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyAdmin.sol#L30-L36)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyAdmin.sol#L43-L49)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyAdmin.sol#L55-L61)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L69-L74)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L93-L98)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L104-L109)

No zero address check

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Governed.sol#L31-L33)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Pausable.sol#L55-L59)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L80-L87)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L115-L124)

Events is missing indexed Fields

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Pausable.sol#L19)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Pausable.sol#L20)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/L2GraphToken.sol#L24)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/L2GraphToken.sol#L26)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/L2GraphToken.sol#L28)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/L2GraphToken.sol#L30)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L33)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L34)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L39)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/gateway/L2GraphTokenGateway.sol#L58)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/gateway/L2GraphTokenGateway.sol#L60)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/gateway/L2GraphTokenGateway.sol#L62)

Use 2-step acceptance

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Pausable.sol#L55-L59)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L80-L87)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L115-L124)

Put constants in separate file

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L17)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L25)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L33)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L34)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L38)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L39)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L40)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L42)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L50)

Modifier not in use

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/upgrades/GraphProxyStorage.sol#L61-L64)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L71-L74)

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L77-L80)

Modifiers should come before functions

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/governance/Managed.sol#L60-L80)

when returning bool values just do true or false

(https://github.com/code-423n4/2022-10-thegraph/blob/309a188f7215fa42c745b136357702400f91b4ff/contracts/l2/token/GraphTokenUpgradeable.sol#L141-L143)

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