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Nouns DAO contest - bulej93's results

A DAO-driven NFT project on Ethereum.

General Information

Platform: Code4rena

Start Date: 22/08/2022

Pot Size: $50,000 USDC

Total HM: 4

Participants: 160

Period: 5 days

Judge: gzeon

Total Solo HM: 2

Id: 155

League: ETH

Nouns DAO

Findings Distribution

Researcher Performance

Rank: 141/160

Findings: 1

Award: $16.66

🌟 Selected for report: 0

🚀 Solo Findings: 0

External Links

Code4rena Contest PageGithub Contest RepositoryGithub Findings RepositoryNouns DAO

Findings Information

🌟 Selected for report: IllIllI

Also found by: 0x040, 0x1f8b, 0xDjango, 0xNazgul, 0xNineDec, 0xSmartContract, 0xbepresent, 0xc0ffEE, 0xkatana, 2997ms, ACai, Amithuddar, Aymen0909, Ben, BipinSah, Bjorn_bug, Bnke0x0, CertoraInc, Ch_301, Chom, CodingNameKiki, Deivitto, DevABDee, DimitarDimitrov, Diraco, Dravee, ElKu, EthLedger, Fitraldys, Funen, GalloDaSballo, GimelSec, Guardian, IgnacioB, JC, JohnSmith, Junnon, KIntern_NA, Lambda, LeoS, Noah3o6, Olivierdem, Polandia94, R2, Randyyy, RaymondFam, Respx, ReyAdmirado, Rohan16, RoiEvenHaim, Rolezn, Ruhum, SaharAP, Saintcode_, SerMyVillage, Shishigami, Sm4rty, SooYa, TomJ, Tomio, Tomo, Waze, Yiko, _Adam, __141345__, a12jmx, ajtra, ak1, bobirichman, brgltd, bulej93, c3phas, cRat1st0s, carlitox477, catchup, ch0bu, d3e4, delfin454000, djxploit, durianSausage, erictee, exolorkistis, fatherOfBlocks, francoHacker, gogo, hyh, ignacio, jag, joestakey, karanctf, ladboy233, lucacez, lukris02, m_Rassska, martin, medikko, mics, mrpathfindr, natzuu, newfork01, oyc_109, pauliax, peritoflores, pfapostol, prasantgupta52, rbserver, ret2basic, rfa, robee, rokinot, rotcivegaf, rvierdiiev, sach1r0, saian, samruna, seyni, shark, shr1ftyy, sikorico, simon135, sryysryy, tay054, tnevler, wagmi, zishansami

Awards

16.6573 USDC - $16.66

Labels

bug
G (Gas Optimization)

External Links

Link to GitHub issue

Make values immutable since they wont be changed

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/base/ERC721Checkpointable.sol#L41)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/base/ERC721Checkpointable.sol#L59)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/base/ERC721Checkpointable.sol#L63)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L67)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L70)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L73)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L76)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L79)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L82)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L85)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L88)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L94)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L97)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L101)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L59)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L62)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L65)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L68)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L71)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L74)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L77)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L80)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L83)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L86)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L89)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L92)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L95)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L98)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L101)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L105)

Make values private or internal since they are only used in one contract

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L67)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L70)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L73)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L76)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L79)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L82)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L85)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L88)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L94)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L97)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L101)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L59)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L62)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L65)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L68)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L71)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L74)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L77)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L80)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L83)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L86)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L89)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L92)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L95)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L98)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L101)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L105)

No need to initialize to 0, value already set to 0 by EVM

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/base/ERC721Checkpointable.sol#L181)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L281)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L319)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L346)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L371)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L292)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L330)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L357)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L382)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L948)

Length should be stored before for loop computation

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L281)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L319)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L346)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L371)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L292)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L330)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L357)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L382)

Use ++i instead of i++

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L281)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L319)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L346)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L371)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L292)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L330)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L357)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L382)

Make function payable so that it reverts

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOProxy.sol#L78-L86)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L113-L155)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L363-L382)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L529-L539)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L545-L555)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L562-L573)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L580-L590)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L597-L609)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L615-L631)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L637-L643)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L649-L654)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L124-L165)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L374-L393)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L621-L631)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L637-L647)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L654-L665)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L673-L693)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L701-L720)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L726-L736)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L748-L781)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L799-L811)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L817-L833)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L839-L845)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L851-L856)

Doesn't check for 0 address

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L638)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV1.sol#L649-L654)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L156)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L839-L845)

(https://github.com/code-423n4/2022-08-nounsdao/blob/45411325ec14c6d747b999a40367d3c5109b5a89/contracts/governance/NounsDAOLogicV2.sol#L851-L856)

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