Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Reentrancy in MeMe._transfer(address,address,uint256) (#996-1040):
External calls:
- swapAndLiquify(contractTokenBalance) (#1027)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1027)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity) (#952)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1121)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1130)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#1141)
- _rOwned[sender] = _rOwned[sender].sub(rAmount) (#868)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1122)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1132)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#1142)
- _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount) (#870)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _rTotal = _rTotal.sub(rFee) (#907)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity) (#954)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#867)
- _tOwned[sender] = _tOwned[sender].sub(tAmount) (#1140)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#1131)
- _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount) (#869)
Apply the check-effects-interactions pattern.
Additional information: link
MeMe.addLiquidity(uint256,uint256) (#1083-1096) ignores return value by uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
Ensure that all the return values of the function calls are used.
Additional information: link
MeMe.allowance(address,address).owner (#784) shadows:
- Ownable.owner() (#420-422) (function)
MeMe._approve(address,address,uint256).owner (#988) shadows:
- Ownable.owner() (#420-422) (function)
Rename the local variables that shadow another component.
Additional information: link
MeMe.setTaxFeePercent(uint256) (#884-886) should emit an event for:
- _taxFee = taxFee (#885)
MeMe.setLiquidityFeePercent(uint256) (#888-890) should emit an event for:
- _liquidityFee = liquidityFee (#889)
MeMe.setMaxTxPercent(uint256) (#892-896) should emit an event for:
- _maxTxAmount = _tTotal.mul(maxTxPercent).div(10 ** 2) (#893-895)
Emit an event for critical parameter changes.
Additional information: link
Reentrancy in MeMe._transfer(address,address,uint256) (#996-1040):
External calls:
- swapAndLiquify(contractTokenBalance) (#1027)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1027)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _liquidityFee = _previousLiquidityFee (#981)
- _liquidityFee = 0 (#976)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _previousLiquidityFee = _liquidityFee (#973)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _previousTaxFee = _taxFee (#972)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _tFeeTotal = _tFeeTotal.add(tFee) (#908)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- _taxFee = _previousTaxFee (#980)
- _taxFee = 0 (#975)
Reentrancy in MeMe.constructor() (#740-756):
External calls:
- uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#745-746)
State variables written after the call(s):
- _isExcludedFromFee[owner()] = true (#752)
- _isExcludedFromFee[address(this)] = true (#753)
- uniswapV2Router = _uniswapV2Router (#749)
Reentrancy in MeMe.swapAndLiquify(uint256) (#1042-1063):
External calls:
- swapTokensForEth(half) (#1054)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
- addLiquidity(otherHalf,newBalance) (#1060)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1060)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (#1060)
- _allowances[owner][spender] = amount (#992)
Reentrancy in MeMe.transferFrom(address,address,uint256) (#793-797):
External calls:
- _transfer(sender,recipient,amount) (#794)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
External calls sending eth:
- _transfer(sender,recipient,amount) (#794)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
State variables written after the call(s):
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#795)
- _allowances[owner][spender] = amount (#992)
Apply the check-effects-interactions pattern.
Additional information: link
Reentrancy in MeMe._transfer(address,address,uint256) (#996-1040):
External calls:
- swapAndLiquify(contractTokenBalance) (#1027)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
External calls sending eth:
- swapAndLiquify(contractTokenBalance) (#1027)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
Event emitted after the call(s):
- Transfer(sender,recipient,tTransferAmount) (#1125)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- Transfer(sender,recipient,tTransferAmount) (#1145)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- Transfer(sender,recipient,tTransferAmount) (#1135)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
- Transfer(sender,recipient,tTransferAmount) (#873)
- _tokenTransfer(from,to,amount,takeFee) (#1039)
Reentrancy in MeMe.constructor() (#740-756):
External calls:
- uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#745-746)
Event emitted after the call(s):
- Transfer(address(0),_msgSender(),_tTotal) (#755)
Reentrancy in MeMe.swapAndLiquify(uint256) (#1042-1063):
External calls:
- swapTokensForEth(half) (#1054)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
- addLiquidity(otherHalf,newBalance) (#1060)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1060)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#993)
- addLiquidity(otherHalf,newBalance) (#1060)
- SwapAndLiquify(half,newBalance,otherHalf) (#1062)
Reentrancy in MeMe.transferFrom(address,address,uint256) (#793-797):
External calls:
- _transfer(sender,recipient,amount) (#794)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1074-1080)
External calls sending eth:
- _transfer(sender,recipient,amount) (#794)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,owner(),block.timestamp) (#1088-1095)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#993)
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,ERC20: transfer amount exceeds allowance)) (#795)
Apply the check-effects-interactions pattern.
Additional information: link
Ownable.unlock() (#467-472) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(now > _lockTime,Contract is locked until 7 days) (#469)
Avoid relying on block.timestamp.
Additional information: link
Address.isContract(address) (#272-281) uses assembly
- INLINE ASM (#279)
Address._functionCallWithValue(address,bytes,uint256,string) (#365-386) uses assembly
- INLINE ASM (#378-381)
Do not use evm assembly.
Additional information: link
MeMe.includeInReward(address) (#852-863) has costly operations inside a loop:
- _excluded.pop() (#859)
Use a local variable to hold the loop computation result.
Additional information: link
Address._functionCallWithValue(address,bytes,uint256,string) (#365-386) is never used and should be removed
Address.functionCall(address,bytes) (#325-327) is never used and should be removed
Address.functionCall(address,bytes,string) (#335-337) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#350-352) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#360-363) is never used and should be removed
Address.isContract(address) (#272-281) is never used and should be removed
Address.sendValue(address,uint256) (#299-305) is never used and should be removed
Context._msgData() (#244-247) is never used and should be removed
SafeMath.mod(uint256,uint256) (#217-219) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#233-236) is never used and should be removed
Remove unused functions.
Additional information: link
MeMe._rTotal (#704) is set pre-construction with a non-constant function or state variable:
- (MAX - (MAX % _tTotal))
MeMe._previousTaxFee (#712) is set pre-construction with a non-constant function or state variable:
- _taxFee
MeMe._previousLiquidityFee (#715) 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) (#299-305):
- (success) = recipient.call{value: amount}() (#303)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#365-386):
- (success,returndata) = target.call{value: weiValue}(data) (#369)
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() (#511) is not in mixedCase
Function IUniswapV2Pair.PERMIT_TYPEHASH() (#512) is not in mixedCase
Function IUniswapV2Pair.MINIMUM_LIQUIDITY() (#529) is not in mixedCase
Function IUniswapV2Router01.WETH() (#551) is not in mixedCase
Parameter MeMe.setSwapAndLiquifyEnabled(bool)._enabled (#898) is not in mixedCase
Parameter MeMe.calculateTaxFee(uint256)._amount (#957) is not in mixedCase
Parameter MeMe.calculateLiquidityFee(uint256)._amount (#963) is not in mixedCase
Variable MeMe._taxFee (#711) is not in mixedCase
Variable MeMe._liquidityFee (#714) is not in mixedCase
Variable MeMe._maxTxAmount (#723) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
Redundant expression "this (#245)" inContext (#239-248)
Remove redundant statements if they congest code but offer no value.
Additional information: link
Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#556) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#557)
Variable MeMe._transferFromExcluded(address,address,uint256).rTransferAmount (#1139) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Variable MeMe._transferBothExcluded(address,address,uint256).rTransferAmount (#866) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Variable MeMe._transferFromExcluded(address,address,uint256).rTransferAmount (#1139) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe._getValues(uint256).rTransferAmount (#913) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Variable MeMe._transferBothExcluded(address,address,uint256).rTransferAmount (#866) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe._transferToExcluded(address,address,uint256).rTransferAmount (#1129) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Variable MeMe.reflectionFromToken(uint256,bool).rTransferAmount (#832) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Variable MeMe._transferFromExcluded(address,address,uint256).rTransferAmount (#1139) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe._transferBothExcluded(address,address,uint256).rTransferAmount (#866) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe._transferToExcluded(address,address,uint256).rTransferAmount (#1129) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe._transferBothExcluded(address,address,uint256).rTransferAmount (#866) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._transferBothExcluded(address,address,uint256).rTransferAmount (#866) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe._transferFromExcluded(address,address,uint256).rTransferAmount (#1139) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._transferFromExcluded(address,address,uint256).rTransferAmount (#1139) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe._getValues(uint256).rTransferAmount (#913) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._transferFromExcluded(address,address,uint256).rTransferAmount (#1139) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe._transferBothExcluded(address,address,uint256).rTransferAmount (#866) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe._transferToExcluded(address,address,uint256).rTransferAmount (#1129) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._transferToExcluded(address,address,uint256).rTransferAmount (#1129) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe._transferToExcluded(address,address,uint256).rTransferAmount (#1129) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe._transferStandard(address,address,uint256).rTransferAmount (#1120) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Variable MeMe._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#928) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#928) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#928) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#928) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#928) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._getValues(uint256).rTransferAmount (#913) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe.reflectionFromToken(uint256,bool).rTransferAmount (#832) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe._transferStandard(address,address,uint256).rTransferAmount (#1120) is too similar to MeMe._getValues(uint256).tTransferAmount (#912)
Variable MeMe._getValues(uint256).rTransferAmount (#913) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe.reflectionFromToken(uint256,bool).rTransferAmount (#832) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe._transferStandard(address,address,uint256).rTransferAmount (#1120) is too similar to MeMe._transferToExcluded(address,address,uint256).tTransferAmount (#1129)
Variable MeMe._getValues(uint256).rTransferAmount (#913) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe._getValues(uint256).rTransferAmount (#913) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe.reflectionFromToken(uint256,bool).rTransferAmount (#832) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe._transferStandard(address,address,uint256).rTransferAmount (#1120) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe.reflectionFromToken(uint256,bool).rTransferAmount (#832) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe._transferStandard(address,address,uint256).rTransferAmount (#1120) is too similar to MeMe._transferFromExcluded(address,address,uint256).tTransferAmount (#1139)
Variable MeMe.reflectionFromToken(uint256,bool).rTransferAmount (#832) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._transferStandard(address,address,uint256).rTransferAmount (#1120) is too similar to MeMe._getTValues(uint256).tTransferAmount (#920)
Variable MeMe._transferToExcluded(address,address,uint256).rTransferAmount (#1129) is too similar to MeMe._transferBothExcluded(address,address,uint256).tTransferAmount (#866)
Variable MeMe._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#928) is too similar to MeMe._transferStandard(address,address,uint256).tTransferAmount (#1120)
Prevent variables from having similar names.
Additional information: link
MeMe._decimals (#709) should be constant
MeMe._name (#707) should be constant
MeMe._symbol (#708) should be constant
MeMe._tTotal (#703) should be constant
MeMe.numTokensSellToAddToLiquidity (#724) should be constant
Add the constant attributes to state variables that never change.
Additional information: link
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#439-442)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#448-452)
geUnlockTime() should be declared external:
- Ownable.geUnlockTime() (#454-456)
lock(uint256) should be declared external:
- Ownable.lock(uint256) (#459-464)
unlock() should be declared external:
- Ownable.unlock() (#467-472)
name() should be declared external:
- MeMe.name() (#758-760)
symbol() should be declared external:
- MeMe.symbol() (#762-764)
decimals() should be declared external:
- MeMe.decimals() (#766-768)
totalSupply() should be declared external:
- MeMe.totalSupply() (#770-772)
transfer(address,uint256) should be declared external:
- MeMe.transfer(address,uint256) (#779-782)
allowance(address,address) should be declared external:
- MeMe.allowance(address,address) (#784-786)
approve(address,uint256) should be declared external:
- MeMe.approve(address,uint256) (#788-791)
transferFrom(address,address,uint256) should be declared external:
- MeMe.transferFrom(address,address,uint256) (#793-797)
increaseAllowance(address,uint256) should be declared external:
- MeMe.increaseAllowance(address,uint256) (#799-802)
decreaseAllowance(address,uint256) should be declared external:
- MeMe.decreaseAllowance(address,uint256) (#804-807)
isExcludedFromReward(address) should be declared external:
- MeMe.isExcludedFromReward(address) (#809-811)
totalFees() should be declared external:
- MeMe.totalFees() (#813-815)
deliver(uint256) should be declared external:
- MeMe.deliver(uint256) (#817-824)
reflectionFromToken(uint256,bool) should be declared external:
- MeMe.reflectionFromToken(uint256,bool) (#826-835)
excludeFromReward(address) should be declared external:
- MeMe.excludeFromReward(address) (#843-850)
excludeFromFee(address) should be declared external:
- MeMe.excludeFromFee(address) (#876-878)
includeInFee(address) should be declared external:
- MeMe.includeInFee(address) (#880-882)
setSwapAndLiquifyEnabled(bool) should be declared external:
- MeMe.setSwapAndLiquifyEnabled(bool) (#898-901)
isExcludedFromFee(address) should be declared external:
- MeMe.isExcludedFromFee(address) (#984-986)
Use the external attribute for functions never called from the contract.
Additional information: link
Unable to find website, listings and other project-related information
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 Telegram and Twitter accounts