BSC | The Bullish Token
DividendDistributor.distributeDividend(address) (#324-335) ignores return value by BTCB.transfer(shareholder,amount) (#330)
Use SafeERC20, or ensure that the transfer/transferFrom return value is checked.
Additional information: link
Reentrancy in BullsWorld._transferFrom(address,address,uint256) (#547-598):
External calls:
- swapBack() (#577)
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#756-762)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
External calls sending eth:
- swapBack() (#577)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
State variables written after the call(s):
- _balances[sender] = _balances[sender].sub(amount,Insufficient Balance) (#580)
- _balances[recipient] = _balances[recipient].add(amountReceived) (#583)
- amountReceived = takeFee(sender,amount,isSell,GREEDMode) (#582)
- _balances[address(this)] = _balances[address(this)].add(feeAmount) (#702)
Apply the check-effects-interactions pattern.
Additional information: link
BullsWorld.swapBack() (#745-788) sends eth to arbitrary user
Dangerous calls:
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
Ensure that an arbitrary user cannot withdraw unauthorized funds.
Additional information: link
Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Combination 1: Reentrancy vulnerabilities + Functions that send Ether to arbitraty destination. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.
Combination 2: Unchecked transfer + Functions that send Ether to arbitraty destination. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.
Combination 3: Reentrancy vulnerabilities + Unchecked transfer vulnerability. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.
Contract ownership is not renounced (belongs to a wallet)
BullsWorld.swapBack() (#745-788) ignores return value by router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
Ensure that all the return values of the function calls are used.
Additional information: link
Reentrancy in DividendDistributor.distributeDividend(address) (#324-335):
External calls:
- BTCB.transfer(shareholder,amount) (#330)
State variables written after the call(s):
- shares[shareholder].totalRealised = shares[shareholder].totalRealised.add(amount) (#332)
- shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount) (#333)
Reentrancy in DividendDistributor.process(uint256) (#293-317):
External calls:
- distributeDividend(shareholders[currentIndex]) (#309)
- BTCB.transfer(shareholder,amount) (#330)
State variables written after the call(s):
- currentIndex ++ (#314)
Reentrancy in DividendDistributor.setShare(address,uint256) (#257-271):
External calls:
- distributeDividend(shareholder) (#259)
- BTCB.transfer(shareholder,amount) (#330)
State variables written after the call(s):
- shares[shareholder].amount = amount (#269)
- shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount) (#270)
Apply the check-effects-interactions pattern.
Additional information: link
DividendDistributor.setDistributionCriteria(uint256,uint256) (#252-255) should emit an event for:
- minPeriod = _minPeriod (#253)
- minDistribution = _minDistribution (#254)
BullsWorld.setMaxWalletPercent(uint256) (#541-544) should emit an event for:
- _maxWalletToken = _totalSupply.mul(maxWallPercent).div(10000) (#542)
BullsWorld.enableGREED(uint256) (#723-726) should emit an event for:
- GREEDDuration = _seconds (#725)
BullsWorld.cooldownEnabled(bool,uint8) (#734-737) should emit an event for:
- cooldownTimerInterval = _interval (#736)
BullsWorld.setAutoBuybackSettings(bool,uint256,uint256,uint256,bool) (#842-850) should emit an event for:
- autoBuybackCap = _cap (#844)
- autoBuybackAmount = _amount (#846)
BullsWorld.setBuybackMultiplierSettings(uint256,uint256,uint256) (#853-858) should emit an event for:
- buybackMultiplierNumerator = numerator (#855)
- buybackMultiplierDenominator = denominator (#856)
- buybackMultiplierLength = length (#857)
BullsWorld.setBuyTxLimitInPercent(uint256) (#871-873) should emit an event for:
- _maxBuyTxAmount = _totalSupply.mul(maxBuyTxPercent).div(10000) (#872)
BullsWorld.setSellTxLimitInPercent(uint256) (#876-878) should emit an event for:
- _maxSellTxAmount = _totalSupply.mul(maxSellTxPercent).div(10000) (#877)
BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256) (#907-915) should emit an event for:
- liquidityFeeBuy = _liquidityFeeBuy (#908)
- buybackFeeBuy = _buybackFeeBuy (#909)
- reflectionFeeBuy = _reflectionFeeBuy (#910)
- marketingFeeBuy = _marketingFeeBuy (#911)
- devFeeBuy = _devFeeBuy (#912)
- totalFeeBuy = _liquidityFeeBuy.add(_buybackFeeBuy).add(_reflectionFeeBuy).add(_marketingFeeBuy).add(_devFeeBuy) (#913)
- feeDenominator = _feeDenominator (#914)
BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256) (#918-926) should emit an event for:
- liquidityFeeSell = _liquidityFeeSell (#919)
- buybackFeeSell = _buybackFeeSell (#920)
- reflectionFeeSell = _reflectionFeeSell (#921)
- marketingFeeSell = _marketingFeeSell (#922)
- devFeeSell = _devFeeSell (#923)
- totalFeeSell = _liquidityFeeSell.add(_buybackFeeSell).add(_reflectionFeeSell).add(_marketingFeeSell).add(_devFeeSell) (#924)
- feeDenominator = _feeDenominator (#925)
BullsWorld.setSwapBackSettings(bool,uint256) (#935-938) should emit an event for:
- swapThreshold = _totalSupply * _amount / 10000 (#937)
BullsWorld.setTargetLiquidity(uint256,uint256) (#941-944) should emit an event for:
- targetLiquidity = _target (#942)
- targetLiquidityDenominator = _denominator (#943)
Emit an event for critical parameter changes.
Additional information: link
Reentrancy in BullsWorld.constructor() (#476-506):
External calls:
- pair = IDEXFactory(router.factory()).createPair(WBNB,address(this)) (#479)
State variables written after the call(s):
- _allowances[address(this)][address(router)] = type()(uint256).max (#480)
- _balances[_presaler] = _totalSupply (#504)
- autoLiquidityReceiver = msg.sender (#501)
- distributor = new DividendDistributor(address(router)) (#482)
- isDividendExempt[pair] = true (#496)
- isDividendExempt[address(this)] = true (#497)
- isDividendExempt[DEAD] = true (#498)
- isFeeExempt[_presaler] = true (#486)
- isTimelockExempt[msg.sender] = true (#490)
- isTimelockExempt[DEAD] = true (#491)
- isTimelockExempt[address(this)] = true (#492)
- isTimelockExempt[DEV] = true (#493)
- isTxLimitExempt[_presaler] = true (#487)
- marketingFeeReceiver = msg.sender (#502)
Reentrancy in DividendDistributor.deposit() (#273-291):
External calls:
- router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: msg.value}(0,path,address(this),block.timestamp) (#280-285)
State variables written after the call(s):
- dividendsPerShare = dividendsPerShare.add(dividendsPerShareAccuracyFactor.mul(amount).div(totalShares)) (#290)
- totalDividends = totalDividends.add(amount) (#289)
Reentrancy in DividendDistributor.distributeDividend(address) (#324-335):
External calls:
- BTCB.transfer(shareholder,amount) (#330)
State variables written after the call(s):
- shareholderClaims[shareholder] = block.timestamp (#331)
Reentrancy in DividendDistributor.setShare(address,uint256) (#257-271):
External calls:
- distributeDividend(shareholder) (#259)
- BTCB.transfer(shareholder,amount) (#330)
State variables written after the call(s):
- addShareholder(shareholder) (#263)
- shareholderIndexes[shareholder] = shareholders.length (#357)
- removeShareholder(shareholder) (#265)
- shareholderIndexes[shareholders[shareholders.length - 1]] = shareholderIndexes[shareholder] (#363)
- addShareholder(shareholder) (#263)
- shareholders.push(shareholder) (#358)
- removeShareholder(shareholder) (#265)
- shareholders[shareholderIndexes[shareholder]] = shareholders[shareholders.length - 1] (#362)
- shareholders.pop() (#364)
- totalShares = totalShares.sub(shares[shareholder].amount).add(amount) (#268)
Reentrancy in BullsWorld.triggerAutoBuyback() (#816-825):
External calls:
- buyTokens(autoBuybackAmount,DEAD) (#817)
- router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: amount}(0,path,to,block.timestamp) (#833-838)
State variables written after the call(s):
- autoBuybackAccumulator = autoBuybackAccumulator.add(autoBuybackAmount) (#823)
- autoBuybackBlockLast = block.number (#822)
- autoBuybackEnabled = false (#824)
- buybackMultiplierTriggeredAt = block.timestamp (#819)
Reentrancy in BullsWorld.triggerManualBuyback(uint256,bool) (#800-808):
External calls:
- buyTokens(amountToBuy,DEAD) (#803)
- router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: amount}(0,path,to,block.timestamp) (#833-838)
State variables written after the call(s):
- buybackMultiplierTriggeredAt = block.timestamp (#805)
Apply the check-effects-interactions pattern.
Additional information: link
Reentrancy in BullsWorld._transferFrom(address,address,uint256) (#547-598):
External calls:
- swapBack() (#577)
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#756-762)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
- distributor.setShare(sender,_balances[sender]) (#587)
- distributor.setShare(recipient,_balances[recipient]) (#591)
- distributor.process(distributorGas) (#594)
External calls sending eth:
- swapBack() (#577)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
Event emitted after the call(s):
- Transfer(sender,recipient,amountReceived) (#596)
Reentrancy in BullsWorld._transferFrom(address,address,uint256) (#547-598):
External calls:
- swapBack() (#577)
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#756-762)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
External calls sending eth:
- swapBack() (#577)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
Event emitted after the call(s):
- Transfer(sender,address(this),feeAmount) (#703)
- amountReceived = takeFee(sender,amount,isSell,GREEDMode) (#582)
Reentrancy in BullsWorld.constructor() (#476-506):
External calls:
- pair = IDEXFactory(router.factory()).createPair(WBNB,address(this)) (#479)
Event emitted after the call(s):
- Transfer(address(0),_presaler,_totalSupply) (#505)
Reentrancy in BullsWorld.swapBack() (#745-788):
External calls:
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#756-762)
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
External calls sending eth:
- distributor.deposit{value: amountBNBReflection}() (#771)
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#778-785)
Event emitted after the call(s):
- AutoLiquify(amountBNBLiquidity,amountToLiquify) (#786)
Reentrancy in BullsWorld.triggerAutoBuyback() (#816-825):
External calls:
- buyTokens(autoBuybackAmount,DEAD) (#817)
- router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: amount}(0,path,to,block.timestamp) (#833-838)
Event emitted after the call(s):
- BuybackMultiplierActive(buybackMultiplierLength) (#820)
Reentrancy in BullsWorld.triggerManualBuyback(uint256,bool) (#800-808):
External calls:
- buyTokens(amountToBuy,DEAD) (#803)
- router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: amount}(0,path,to,block.timestamp) (#833-838)
Event emitted after the call(s):
- BuybackMultiplierActive(buybackMultiplierLength) (#806)
Apply the check-effects-interactions pattern.
Additional information: link
DividendDistributor.shouldDistribute(address) (#319-322) uses timestamp for comparisons
Dangerous comparisons:
- shareholderClaims[shareholder] + minPeriod < block.timestamp && getUnpaidEarnings(shareholder) > minDistribution (#320-321)
BullsWorld.inGREEDTime() (#628-634) uses timestamp for comparisons
Dangerous comparisons:
- GREEDTriggeredAt.add(GREEDDuration) > block.timestamp (#629)
BullsWorld.checkBuyCooldown(address,address) (#649-656) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(cooldownTimer[recipient] < block.timestamp,Please wait between two buys) (#653)
BullsWorld.getTotalFee(bool) (#672-676) uses timestamp for comparisons
Dangerous comparisons:
- selling && buybackMultiplierTriggeredAt.add(buybackMultiplierLength) > block.timestamp (#674)
Avoid relying on block.timestamp.
Additional information: link
DividendDistributor.process(uint256) (#293-317) has costly operations inside a loop:
- currentIndex = 0 (#305)
DividendDistributor.distributeDividend(address) (#324-335) has costly operations inside a loop:
- totalDistributed = totalDistributed.add(amount) (#329)
DividendDistributor.process(uint256) (#293-317) has costly operations inside a loop:
- currentIndex ++ (#314)
Use a local variable to hold the loop computation result.
Additional information: link
BullsWorld._maxBuyTxAmount (#392) is set pre-construction with a non-constant function or state variable:
- _totalSupply * 200 / 10000
BullsWorld._maxSellTxAmount (#393) is set pre-construction with a non-constant function or state variable:
- _totalSupply * 100 / 10000
BullsWorld._maxWalletToken (#394) is set pre-construction with a non-constant function or state variable:
- (_totalSupply * 200) / 10000
BullsWorld.swapThreshold (#438) is set pre-construction with a non-constant function or state variable:
- _totalSupply * 50 / 10000
Remove any initialization of state variables via non-constant state variables or function calls. If variables must be set upon contract deployment, locate initialization in the constructor instead.
Additional information: link
Low level call in BullsWorld.swapBack() (#745-788):
- (successMarketing) = address(marketingFeeReceiver).call{gas: 30000,value: amountBNBMarketing}() (#772)
- (successDev) = address(DEV).call{gas: 30000,value: amountBNBDev}() (#773)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Function IDEXRouter.WETH() (#146) is not in mixedCase
Parameter DividendDistributor.setDistributionCriteria(uint256,uint256)._minPeriod (#252) is not in mixedCase
Parameter DividendDistributor.setDistributionCriteria(uint256,uint256)._minDistribution (#252) is not in mixedCase
Variable DividendDistributor._token (#204) is not in mixedCase
Variable DividendDistributor.BTCB (#213) is not in mixedCase
Variable DividendDistributor.WBNB (#214) is not in mixedCase
Parameter BullsWorld.takeFee(address,uint256,bool,bool).GREEDMode (#686) is not in mixedCase
Parameter BullsWorld.tradingStatus(bool)._status (#717) is not in mixedCase
Parameter BullsWorld.enableGREED(uint256)._seconds (#723) is not in mixedCase
Parameter BullsWorld.cooldownEnabled(bool,uint8)._status (#734) is not in mixedCase
Parameter BullsWorld.cooldownEnabled(bool,uint8)._interval (#734) is not in mixedCase
Parameter BullsWorld.blacklistAddress(address,bool)._address (#740) is not in mixedCase
Parameter BullsWorld.blacklistAddress(address,bool)._value (#740) is not in mixedCase
Parameter BullsWorld.setAutoBuybackSettings(bool,uint256,uint256,uint256,bool)._enabled (#842) is not in mixedCase
Parameter BullsWorld.setAutoBuybackSettings(bool,uint256,uint256,uint256,bool)._cap (#842) is not in mixedCase
Parameter BullsWorld.setAutoBuybackSettings(bool,uint256,uint256,uint256,bool)._amount (#842) is not in mixedCase
Parameter BullsWorld.setAutoBuybackSettings(bool,uint256,uint256,uint256,bool)._period (#842) is not in mixedCase
Parameter BullsWorld.setAutoBuybackSettings(bool,uint256,uint256,uint256,bool)._autoBuybackMultiplier (#842) is not in mixedCase
Parameter BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256)._liquidityFeeBuy (#907) is not in mixedCase
Parameter BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256)._buybackFeeBuy (#907) is not in mixedCase
Parameter BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256)._reflectionFeeBuy (#907) is not in mixedCase
Parameter BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256)._marketingFeeBuy (#907) is not in mixedCase
Parameter BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256)._devFeeBuy (#907) is not in mixedCase
Parameter BullsWorld.setBuyFees(uint256,uint256,uint256,uint256,uint256,uint256)._feeDenominator (#907) is not in mixedCase
Parameter BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256)._liquidityFeeSell (#918) is not in mixedCase
Parameter BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256)._buybackFeeSell (#918) is not in mixedCase
Parameter BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256)._reflectionFeeSell (#918) is not in mixedCase
Parameter BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256)._marketingFeeSell (#918) is not in mixedCase
Parameter BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256)._devFeeSell (#918) is not in mixedCase
Parameter BullsWorld.setSellFees(uint256,uint256,uint256,uint256,uint256,uint256)._feeDenominator (#918) is not in mixedCase
Parameter BullsWorld.setFeeReceivers(address,address)._autoLiquidityReceiver (#929) is not in mixedCase
Parameter BullsWorld.setFeeReceivers(address,address)._marketingFeeReceiver (#929) is not in mixedCase
Parameter BullsWorld.setSwapBackSettings(bool,uint256)._enabled (#935) is not in mixedCase
Parameter BullsWorld.setSwapBackSettings(bool,uint256)._amount (#935) is not in mixedCase
Parameter BullsWorld.setTargetLiquidity(uint256,uint256)._target (#941) is not in mixedCase
Parameter BullsWorld.setTargetLiquidity(uint256,uint256)._denominator (#941) is not in mixedCase
Parameter BullsWorld.setDistributionCriteria(uint256,uint256)._minPeriod (#953) is not in mixedCase
Parameter BullsWorld.setDistributionCriteria(uint256,uint256)._minDistribution (#953) is not in mixedCase
Variable BullsWorld.BTCB (#373) is not in mixedCase
Variable BullsWorld.WBNB (#374) is not in mixedCase
Variable BullsWorld.DEAD (#375) is not in mixedCase
Variable BullsWorld.ZERO (#376) is not in mixedCase
Variable BullsWorld.DEV (#377) is not in mixedCase
Constant BullsWorld._name (#384) is not in UPPER_CASE_WITH_UNDERSCORES
Constant BullsWorld._symbol (#385) is not in UPPER_CASE_WITH_UNDERSCORES
Constant BullsWorld._decimals (#386) is not in UPPER_CASE_WITH_UNDERSCORES
Variable BullsWorld._totalSupply (#389) is not in mixedCase
Variable BullsWorld._maxBuyTxAmount (#392) is not in mixedCase
Variable BullsWorld._maxSellTxAmount (#393) is not in mixedCase
Variable BullsWorld._maxWalletToken (#394) is not in mixedCase
Variable BullsWorld._balances (#397) is not in mixedCase
Variable BullsWorld._allowances (#398) is not in mixedCase
Variable BullsWorld.GREEDTriggeredAt (#431) is not in mixedCase
Variable BullsWorld.GREEDDuration (#432) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
Variable IDEXRouter.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#151) is too similar to IDEXRouter.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#152)
Prevent variables from having similar names.
Additional information: link
BullsWorld.slitherConstructorVariables() (#369-991) uses literals with too many digits:
- DEAD = 0x000000000000000000000000000000000000dEaD (#375)
BullsWorld.slitherConstructorVariables() (#369-991) uses literals with too many digits:
- ZERO = 0x0000000000000000000000000000000000000000 (#376)
BullsWorld.slitherConstructorVariables() (#369-991) uses literals with too many digits:
- _totalSupply = 10000000000 * (10 ** _decimals) (#389)
BullsWorld.slitherConstructorVariables() (#369-991) uses literals with too many digits:
- distributorGas = 500000 (#459)
Use: Ether suffix, Time suffix, or The scientific notation
Additional information: link
BullsWorld.BTCB (#373) is never used in BullsWorld (#369-991)
Remove unused state variables.
Additional information: link
BullsWorld.BTCB (#373) should be constant
BullsWorld.DEAD (#375) should be constant
BullsWorld.DEV (#377) should be constant
BullsWorld.WBNB (#374) should be constant
BullsWorld.ZERO (#376) should be constant
BullsWorld._totalSupply (#389) should be constant
BullsWorld.deadBlocks (#435) should be constant
DividendDistributor.WBNB (#214) should be constant
DividendDistributor.dividendsPerShareAccuracyFactor (#227) should be constant
Add the constant attributes to state variables that never change.
Additional information: link
authorize(address) should be declared external:
- Auth.authorize(address) (#101-103)
unauthorize(address) should be declared external:
- Auth.unauthorize(address) (#108-110)
transferOwnership(address) should be declared external:
- Auth.transferOwnership(address) (#129-133)
getTotalFee(bool) should be declared external:
- BullsWorld.getTotalFee(bool) (#672-676)
tradingStatus(bool) should be declared external:
- BullsWorld.tradingStatus(bool) (#717-720)
enableGREED(uint256) should be declared external:
- BullsWorld.enableGREED(uint256) (#723-726)
cooldownEnabled(bool,uint8) should be declared external:
- BullsWorld.cooldownEnabled(bool,uint8) (#734-737)
blacklistAddress(address,bool) should be declared external:
- BullsWorld.blacklistAddress(address,bool) (#740-742)
getUnpaidEarnings(address) should be declared external:
- BullsWorld.getUnpaidEarnings(address) (#963-965)
Use the external attribute for functions never called from the contract.
Additional information: link
Auth.transferOwnership(address).account (#129) lacks a zero-check on :
- owner = account (#130)
BullsWorld.setFeeReceivers(address,address)._autoLiquidityReceiver (#929) lacks a zero-check on :
- autoLiquidityReceiver = _autoLiquidityReceiver (#930)
BullsWorld.setFeeReceivers(address,address)._marketingFeeReceiver (#929) lacks a zero-check on :
- marketingFeeReceiver = _marketingFeeReceiver (#931)
Check that the address is not zero.
Additional information: link
DividendDistributor.distributeDividend(address) (#324-335) has external calls inside a loop: BTCB.transfer(shareholder,amount) (#330)
Favor pull over push strategy for external calls.
Additional information: link
BullsWorld.launched() (#861-863) is never used and should be removed
BullsWorld.shouldAutoBuyback() (#791-797) is never used and should be removed
BullsWorld.triggerAutoBuyback() (#816-825) is never used and should be removed
Remove unused functions.
Additional information: link
Contract has 10% buy tax and 9% sell tax.
Taxes are low but contract ownership is not renounced. Token has a high risk of becoming a honeypot.
Swap operations require suspiciously high gas. Contract logic is complex and may disguise some form of scam.
Average 30d PancakeSwap liquidity is low.
Token is deployed only at one blockchain
Token has only one trading pair
BscScan page for the token does not contain additional info: website, socials, description, etc.
Additional information: link
Unable to find token on CoinGecko
Additional information: link
Unable to find token on CoinMarketCap
Additional information: link
Unable to find token/project description on the website or on BscScan, CoinMarketCap
Unable to find token contract audit
Unable to find KYC or doxxing proof
Unable to find audit link on the website
Unable to find whitepaper link on the website
Token is not listed at Mobula.Finance
Additional information: link
Unable to find token on CoinHunt
Additional information: link
Unable to find code repository for the project
Young tokens have high risks of scam / price dump / death
Token is relatively young, but twitter if very old (probably it's fake).
Young tokens have high risks of scam / price dump / death
Token has no active CoinGecko listing / rank
Token has no active CoinMarketCap listing / rank
Unable to find Youtube account
Unable to find Discord account