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0xDemon

Security Researcher

Security Researchers || Warden on @code4rena || Hawk on @CodeHawks

Contact Me

High

Total

Medium

Total

$1.36K

Total Earnings

#1117 All Time

28x

Payouts

2x

3rd Places

2x

Top 10

10x

Top 25

All

Sherlock

Code4rena

Mar '25

Crestal Network

0.01 USDC • 1 total finding • Sherlock • 0xDemon

#12

high

Attacker can weaponize payWithERC20() to drain all balance from victim

Symmio, Staking and Vesting

39.69 USDC • 1 total finding • Sherlock • 0xDemon

#15

medium

`Vesting.sol` use `initializer` modifier instead of `onlyInitializing`

Feb '25

Rova

0.04 USDC • 1 total finding • Sherlock • 0xDemon

medium

Incorrect calculation on `userTokens` when user call `updateParticipation()`

Jan '25

Liquid Ron

0.02 USDC • 1 total finding • Code4rena • 0xDemon

#11

high

The calculation of `totalAssets()` could be wrong if `operatorFeeAmount` > 0, this can cause potential loss for the new depositors

Plaza Finance

5.74 USDC • 3 total findings • Sherlock • 0xDemon

#81

high

Protocol fee amount calculation is inconsistent

medium

The remaining deposit BLP will be stuck in `BalancerRouter.sol` when the user makes a deposit to `PreDeposit.sol`

medium

Blocklisted bidder cannot be removed from auction even his bid == lowestBidIndex and his can make auction always fail

Aave v3.3

43.81 USDC • Sherlock • 0xDemon

#95

Dec '24

Tally ARB Staker

29.62 USDC • Sherlock • 0xDemon

#33

SecondSwap

4.28 USDC • 2 total findings • Code4rena • 0xDemon

#54

high

Users can claim more that their actual allotment

medium

Creator of one vesting plan can affect vesting plans created by other users.

Lambo.win

34.72 USDC • 1 total finding • Code4rena • 0xDemon

#28

medium

`sellQuote` and `buyQuote` are missing deadline check in `LamboVEthRouter`

Nov '24

Ethos Network Financial Contracts

2.47 USDC • 1 total finding • Sherlock • 0xDemon

#32

medium

Lack of slippage on `sellVotes()`

Telcoin Update #2

25.92 USDC • Sherlock • 0xDemon

#31

Oct '24

Gamma Brevis Rewarder

131.06 OP • 1 total finding • Sherlock • 0xDemon

high

User can only make a claim once and can't claim on remaining available epochs, although there are still rewards to claim

Sep '24

Boost Core Incentive Protocol

32.19 USDC • 2 total findings • Sherlock • 0xDemon

#21

high

`drawRaffle()` cannot be call, this results in boost participants not getting their incentives

medium

Fee on Transfer and Rebasing Token can't be used for budget asset

Aug '24

Chakra

0.07 USDT • 1 total finding • Code4rena • 0xDemon

#65

high

There is no refund mechanism in `ChakraSettlement.processCrossChainCallback` or `ChakraSettlementHandler.receive_cross_chain_callback` function

Rumpel Point Tokenization Protocol

24.60 USDC • Sherlock • 0xDemon

#22

ZeroLend One

12.11 USDC • 1 total finding • Sherlock • 0xDemon

#43

medium

`ZEROLEND` protocol can consume stale price data or cant operate on some EVM chains

Sentiment V2

114.84 USDC • 2 total findings • Sherlock • 0xDemon

#31

medium

`ChainlinkEthOracle` and `ChainlinkUsdOracle` did not check `minAnswer` and `maxAnswer`, this may cause wrong price

medium

The `superPool` contract cannot be `paused` and `unpaused` completely when needed (i.e. `superPool` is hacked) because none of the functions in it use the `whenNotPaused` and `whenPaused` modifiers

Jul '24

TraitForge

439.82 USDC • 2 total findings • Code4rena • 0xDemon

#11

medium

Funds can be locked indefinitely in NukeFund.sol

medium

Pause and unpause functions are inaccessible

Apr '24

Renzo

1.48 USDC • 1 total finding • Code4rena • 0xDemon

#54

medium

Lack of slippage and deadline during withdraw and deposit

NOYA

36.65 USDC + NOYA stars • 3 total findings • Code4rena • 0xDemon

#67

high

`executeWithdraw` may be blocked if any of the users are blacklisted from the `baseToken`

medium

AccountingManager has no correct implementations of the core ERC-4626 functions `deposit`, `mint`, `withdraw` and `redeem`

medium

Lack of Slippage Controls in retrieveTokensForWithdraw Function

DYAD

0.02 USDC • 1 total finding • Code4rena • 0xDemon

#114

high

Attacker can make 0 value deposit() calls to deny user from redeeming or withdrawing collateral

Mar '24

Ondo Finance

64.15 USDC • 1 total finding • Code4rena • 0xDemon

#16

medium

The `BURNER` cannot burn tokens from accounts not KYC verified due to the check in `_beforeTokenTransfer`.

Revert Lend

28.79 USDC • 1 total finding • Code4rena • 0xDemon

#62

medium

V3Vault is not ERC-4626 compliant

Feb '24

Spectra

73.31 USDC • 1 total finding • Code4rena • 0xDemon

#18

medium

PrincipalToken is not ERC-5095 compliant

Jan '24

Curves

1.08 USDC • 1 total finding • Code4rena • 0xDemon

#129

high

Attack to make ````CurveSubject```` to be a ````HoneyPot````

Dec '23

Ethereum Credit Guild

196.26 USDC • 1 total finding • Code4rena • 0xDemon

#56

medium

There is no way to liquidate a position if it breaches maxDebtPerCollateralToken value creating bad debt.

Oct '23

Open Dollar

11 USDC • 1 total finding • Code4rena • 0xDemon

#54

medium

`ODSafeManager#allowSAFE()` cannot be executed either by the proxy contract or any other address.

Sep '23

Maia DAO - Ulysses

11.47 USDC • Code4rena • 0xDemon

#60