Hare Token ($Hare) is a community-focused, decentralized cryptocurrency with instant rewards for holders.
Reentrancy in HareToken._transfer(address,address,uint256) (#1009-1053):
External calls:
- swapAndLiquify(contractTokenBalance) (#1040)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1040)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity) (#965)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1134)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1143)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1154)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#881)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1135)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1145)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1155)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#883)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _rTotal = _rTotal.sub(rFee) (#920)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity) (#967)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#880)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#1153)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#1144)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#882)
Apply the check-effects-interactions pattern.
Additional information: link
Not a direct threat, but may indicate unreliable intentions of developer. Widespread names (e.g. Elon, King, Moon, Doge) are common among meme-tokens and scams. The allow to gain free hype and attract unexperienced investors.
Redundant expression "this (#257)" inContext (#251-260)
Remove redundant statements if they congest code but offer no value.
Additional information: link
HareToken.includeInReward(address) (#865-876) has costly operations inside a loop:
- _excluded.pop() (#872)
Use a local variable to hold the loop computation result.
Additional information: link
Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#568) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#569)
Variable HareToken.reflectionFromToken(uint256,bool).rTransferAmount (#844) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._transferBothExcluded(address,address,uint256).rTransferAmount (#879) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._transferToExcluded(address,address,uint256).rTransferAmount (#1142) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken.reflectionFromToken(uint256,bool).rTransferAmount (#844) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1152) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken._transferToExcluded(address,address,uint256).rTransferAmount (#1142) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken.reflectionFromToken(uint256,bool).rTransferAmount (#844) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken.reflectionFromToken(uint256,bool).rTransferAmount (#844) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Variable HareToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1152) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Variable HareToken.reflectionFromToken(uint256,bool).rTransferAmount (#844) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1152) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._transferToExcluded(address,address,uint256).rTransferAmount (#1142) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Variable HareToken._transferBothExcluded(address,address,uint256).rTransferAmount (#879) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken._transferBothExcluded(address,address,uint256).rTransferAmount (#879) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._transferToExcluded(address,address,uint256).rTransferAmount (#1142) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._transferBothExcluded(address,address,uint256).rTransferAmount (#879) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1152) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken._transferBothExcluded(address,address,uint256).rTransferAmount (#879) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken._transferBothExcluded(address,address,uint256).rTransferAmount (#879) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Variable HareToken.reflectionFromToken(uint256,bool).rTransferAmount (#844) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken._transferToExcluded(address,address,uint256).rTransferAmount (#1142) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#941) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken._transferStandard(address,address,uint256).rTransferAmount (#1133) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken._getValues(uint256).rTransferAmount (#926) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken._transferStandard(address,address,uint256).rTransferAmount (#1133) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Variable HareToken._getValues(uint256).rTransferAmount (#926) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Variable HareToken._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#941) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._transferToExcluded(address,address,uint256).rTransferAmount (#1142) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#941) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1152) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._transferStandard(address,address,uint256).rTransferAmount (#1133) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken._getValues(uint256).rTransferAmount (#926) is too similar to HareToken._transferToExcluded(address,address,uint256).tTransferAmount (#1142)
Variable HareToken._transferStandard(address,address,uint256).rTransferAmount (#1133) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._transferStandard(address,address,uint256).rTransferAmount (#1133) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken._transferFromExcluded(address,address,uint256).rTransferAmount (#1152) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken._getValues(uint256).rTransferAmount (#926) is too similar to HareToken._getValues(uint256).tTransferAmount (#925)
Variable HareToken._getValues(uint256).rTransferAmount (#926) is too similar to HareToken._transferStandard(address,address,uint256).tTransferAmount (#1133)
Variable HareToken._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#941) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._transferStandard(address,address,uint256).rTransferAmount (#1133) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#941) is too similar to HareToken._getTValues(uint256).tTransferAmount (#933)
Variable HareToken._getValues(uint256).rTransferAmount (#926) is too similar to HareToken._transferBothExcluded(address,address,uint256).tTransferAmount (#879)
Variable HareToken._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#941) is too similar to HareToken._transferFromExcluded(address,address,uint256).tTransferAmount (#1152)
Prevent variables from having similar names.
Additional information: link
HareToken._decimals (#721) should be constant
HareToken._name (#719) should be constant
HareToken._symbol (#720) should be constant
HareToken._tTotal (#715) should be constant
HareToken.numTokensSellToAddToLiquidity (#736) should be constant
Add the constant attributes to state variables that never change.
Additional information: link
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#451-454)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#460-464)
geUnlockTime() should be declared external:
- Ownable.geUnlockTime() (#466-468)
lock(uint256) should be declared external:
- Ownable.lock(uint256) (#471-476)
unlock() should be declared external:
- Ownable.unlock() (#479-484)
name() should be declared external:
- HareToken.name() (#770-772)
symbol() should be declared external:
- HareToken.symbol() (#774-776)
decimals() should be declared external:
- HareToken.decimals() (#778-780)
totalSupply() should be declared external:
- HareToken.totalSupply() (#782-784)
transfer(address,uint256) should be declared external:
- HareToken.transfer(address,uint256) (#791-794)
allowance(address,address) should be declared external:
- HareToken.allowance(address,address) (#796-798)
approve(address,uint256) should be declared external:
- HareToken.approve(address,uint256) (#800-803)
transferFrom(address,address,uint256) should be declared external:
- HareToken.transferFrom(address,address,uint256) (#805-809)
increaseAllowance(address,uint256) should be declared external:
- HareToken.increaseAllowance(address,uint256) (#811-814)
decreaseAllowance(address,uint256) should be declared external:
- HareToken.decreaseAllowance(address,uint256) (#816-819)
isExcludedFromReward(address) should be declared external:
- HareToken.isExcludedFromReward(address) (#821-823)
totalFees() should be declared external:
- HareToken.totalFees() (#825-827)
deliver(uint256) should be declared external:
- HareToken.deliver(uint256) (#829-836)
reflectionFromToken(uint256,bool) should be declared external:
- HareToken.reflectionFromToken(uint256,bool) (#838-847)
excludeFromReward(address) should be declared external:
- HareToken.excludeFromReward(address) (#855-863)
excludeFromFee(address) should be declared external:
- HareToken.excludeFromFee(address) (#889-891)
includeInFee(address) should be declared external:
- HareToken.includeInFee(address) (#893-895)
setSwapAndLiquifyEnabled(bool) should be declared external:
- HareToken.setSwapAndLiquifyEnabled(bool) (#911-914)
isExcludedFromFee(address) should be declared external:
- HareToken.isExcludedFromFee(address) (#997-999)
Use the external attribute for functions never called from the contract.
Additional information: link
HareToken.addLiquidity(uint256,uint256) (#1096-1109) ignores return value by uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
Ensure that all the return values of the function calls are used.
Additional information: link
HareToken.allowance(address,address).owner (#796) shadows:
- Ownable.owner() (#432-434) (function)
HareToken._approve(address,address,uint256).owner (#1001) shadows:
- Ownable.owner() (#432-434) (function)
Rename the local variables that shadow another component.
Additional information: link
HareToken.setTaxFeePercent(uint256) (#897-899) should emit an event for:
- _taxFee = taxFee (#898)
HareToken.setLiquidityFeePercent(uint256) (#901-903) should emit an event for:
- _liquidityFee = liquidityFee (#902)
HareToken.setMaxTxPercent(uint256) (#905-909) should emit an event for:
- _maxTxAmount = _tTotal.mul(maxTxPercent).div(10 ** 2) (#906-908)
Emit an event for critical parameter changes.
Additional information: link
Reentrancy in HareToken._transfer(address,address,uint256) (#1009-1053):
External calls:
- swapAndLiquify(contractTokenBalance) (#1040)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1040)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _liquidityFee = _previousLiquidityFee (#994)
- _liquidityFee = 0 (#989)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _previousLiquidityFee = _liquidityFee (#986)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _previousTaxFee = _taxFee (#985)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _tFeeTotal = _tFeeTotal.add(tFee) (#921)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- _taxFee = _previousTaxFee (#993)
- _taxFee = 0 (#988)
Reentrancy in HareToken.constructor() (#752-768):
External calls:
- uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#757-758)
State variables written after the call(s):
- _isExcludedFromFee[owner()] = true (#764)
- _isExcludedFromFee[address(this)] = true (#765)
- uniswapV2Router = _uniswapV2Router (#761)
Reentrancy in HareToken.swapAndLiquify(uint256) (#1055-1076):
External calls:
- swapTokensForEth(half) (#1067)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
- addLiquidity(otherHalf,newBalance) (#1073)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1073)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (#1073)
- _allowances[owner][spender] = amount (#1005)
Reentrancy in HareToken.transferFrom(address,address,uint256) (#805-809):
External calls:
- _transfer(sender,recipient,amount) (#806)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
External calls sending eth:
- _transfer(sender,recipient,amount) (#806)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
State variables written after the call(s):
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#807)
- _allowances[owner][spender] = amount (#1005)
Apply the check-effects-interactions pattern.
Additional information: link
Reentrancy in HareToken._transfer(address,address,uint256) (#1009-1053):
External calls:
- swapAndLiquify(contractTokenBalance) (#1040)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1040)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
Event emitted after the call(s):
- Transfer(sender,recipient,tTransferAmount) (#1138)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- Transfer(sender,recipient,tTransferAmount) (#1158)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- Transfer(sender,recipient,tTransferAmount) (#1148)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
- Transfer(sender,recipient,tTransferAmount) (#886)
- _tokenTransfer(from,to,amount,takeFee) (#1052)
Reentrancy in HareToken.constructor() (#752-768):
External calls:
- uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#757-758)
Event emitted after the call(s):
- Transfer(address(0),_msgSender(),_tTotal) (#767)
Reentrancy in HareToken.swapAndLiquify(uint256) (#1055-1076):
External calls:
- swapTokensForEth(half) (#1067)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
- addLiquidity(otherHalf,newBalance) (#1073)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1073)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#1006)
- addLiquidity(otherHalf,newBalance) (#1073)
- SwapAndLiquify(half,newBalance,otherHalf) (#1075)
Reentrancy in HareToken.transferFrom(address,address,uint256) (#805-809):
External calls:
- _transfer(sender,recipient,amount) (#806)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1087-1093)
External calls sending eth:
- _transfer(sender,recipient,amount) (#806)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1101-1108)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#1006)
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#807)
Apply the check-effects-interactions pattern.
Additional information: link
Ownable.unlock() (#479-484) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(now > _lockTime,Contract is locked until 7 days) (#481)
Avoid relying on block.timestamp.
Additional information: link
Address.isContract(address) (#284-293) uses assembly
- INLINE ASM (#291)
Address._functionCallWithValue(address,bytes,uint256,string) (#377-398) uses assembly
- INLINE ASM (#390-393)
Do not use evm assembly.
Additional information: link
Address._functionCallWithValue(address,bytes,uint256,string) (#377-398) is never used and should be removed
Address.functionCall(address,bytes) (#337-339) is never used and should be removed
Address.functionCall(address,bytes,string) (#347-349) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#362-364) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#372-375) is never used and should be removed
Address.isContract(address) (#284-293) is never used and should be removed
Address.sendValue(address,uint256) (#311-317) is never used and should be removed
Context._msgData() (#256-259) is never used and should be removed
SafeMath.mod(uint256,uint256) (#229-231) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#245-248) is never used and should be removed
Remove unused functions.
Additional information: link
HareToken._rTotal (#716) is set pre-construction with a non-constant function or state variable:
- (MAX - (MAX % _tTotal))
HareToken._previousTaxFee (#724) is set pre-construction with a non-constant function or state variable:
- _taxFee
HareToken._previousLiquidityFee (#727) is set pre-construction with a non-constant function or state variable:
- _liquidityFee
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 Address.sendValue(address,uint256) (#311-317):
- (success) = recipient.call{value: amount}() (#315)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#377-398):
- (success,returndata) = target.call{value: weiValue}(data) (#381)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Function IUniswapV2Pair.DOMAIN_SEPARATOR() (#523) is not in mixedCase
Function IUniswapV2Pair.PERMIT_TYPEHASH() (#524) is not in mixedCase
Function IUniswapV2Pair.MINIMUM_LIQUIDITY() (#541) is not in mixedCase
Function IUniswapV2Router01.WETH() (#563) is not in mixedCase
Parameter HareToken.setSwapAndLiquifyEnabled(bool)._enabled (#911) is not in mixedCase
Parameter HareToken.calculateTaxFee(uint256)._amount (#970) is not in mixedCase
Parameter HareToken.calculateLiquidityFee(uint256)._amount (#976) is not in mixedCase
Variable HareToken._taxFee (#723) is not in mixedCase
Variable HareToken._liquidityFee (#726) is not in mixedCase
Variable HareToken._maxTxAmount (#735) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
Unable to find token on CoinHunt
Additional information: link
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Token has relatively low CoinGecko rank
Token has relatively low CoinMarketCap rank
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