NERVE [NERVEFLUX] Token

Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)

NERVEFLUX.addLiquidity(uint256,uint256) (#1303-1318) sends eth to arbitrary user
Dangerous calls:
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
Ensure that an arbitrary user cannot withdraw unauthorized funds.

Additional information: link

Reentrancy in NERVEFLUX._transfer(address,address,uint256) (#1198-1256):
External calls:
- swapAndLiquify(balanceOf(address(this))) (#1233)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1293-1299)
External calls sending eth:
- swapAndLiquify(balanceOf(address(this))) (#1233)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
State variables written after the call(s):
- super._transfer(from,address(this),fees) (#1249)
- _balances[sender] = senderBalance - amount (#889)
- _balances[recipient] += amount (#891)
- super._transfer(from,to,amount) (#1254)
- _balances[sender] = senderBalance - amount (#889)
- _balances[recipient] += amount (#891)
- swapping = false (#1235)
Apply the check-effects-interactions pattern.

Additional information: link

NERVEFLUX.claimStuckTokens(address) (#1126-1137) ignores return value by erc20token.transfer(owner(),balance) (#1136)
Use SafeERC20, or ensure that the transfer/transferFrom return value is checked.

Additional information: link

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.

NERVEFLUX.addLiquidity(uint256,uint256) (#1303-1318) ignores return value by uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
Ensure that all the return values of the function calls are used.

Additional information: link

NERVEFLUX.setBurnFee(uint8)._burn (#1165) shadows:
- ERC20._burn(address,uint256) (#930-945) (function)
Rename the local variables that shadow another component.

Additional information: link

NERVEFLUX.setLiquidityFee(uint8) (#1155-1158) should emit an event for:
- liquidityFee = value (#1156)
- totalFee = liquidityFee + charityFee + burnFee + stakingFee (#1157)
NERVEFLUX.setcharityFee(uint8) (#1160-1163) should emit an event for:
- charityFee = value (#1161)
- totalFee = liquidityFee + charityFee + burnFee + stakingFee (#1162)
NERVEFLUX.setBurnFee(uint8) (#1165-1168) should emit an event for:
- burnFee = _burn (#1166)
- totalFee = liquidityFee + charityFee + burnFee + stakingFee (#1167)
NERVEFLUX.setStakingFee(uint8) (#1170-1173) should emit an event for:
- stakingFee = _staking (#1171)
- totalFee = liquidityFee + charityFee + burnFee + stakingFee (#1172)
NERVEFLUX.setMinForSwap(uint256) (#1175-1177) should emit an event for:
- swapTokensAtAmount = amount (#1176)
Emit an event for critical parameter changes.

Additional information: link

NERVEFLUX.updateUniswapV2Router(address)._uniswapV2Pair (#1102-1103) lacks a zero-check on :
- uniswapV2Pair = _uniswapV2Pair (#1104)
NERVEFLUX.setcharityWallet(address).wallet (#1147) lacks a zero-check on :
- _charityWalletAddress = wallet (#1148)
NERVEFLUX.setstakingWallet(address).wallet (#1151) lacks a zero-check on :
- _stakingWalletAddress = wallet (#1152)
Check that the address is not zero.

Additional information: link

Reentrancy in NERVEFLUX.constructor() (#1069-1092):
External calls:
- _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#1073-1074)
State variables written after the call(s):
- _mint(owner(),200 * 10 ** 6 * (10 ** 18)) (#1091)
- _balances[account] += amount (#913)
- excludeFromFees(owner(),true) (#1083)
- _isExcludedFromFees[account] = excluded (#1109)
- excludeFromFees(_charityWalletAddress,true) (#1084)
- _isExcludedFromFees[account] = excluded (#1109)
- excludeFromFees(address(this),true) (#1085)
- _isExcludedFromFees[account] = excluded (#1109)
- _mint(owner(),200 * 10 ** 6 * (10 ** 18)) (#1091)
- _totalSupply += amount (#912)
- _setAutomatedMarketMakerPair(_uniswapV2Pair,true) (#1079)
- automatedMarketMakerPairs[pair] = value (#1188)
- uniswapV2Pair = _uniswapV2Pair (#1077)
- uniswapV2Router = _uniswapV2Router (#1076)
Reentrancy in NERVEFLUX.swapAndLiquify(uint256) (#1258-1279):
External calls:
- swapTokensForEth(half) (#1270)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1293-1299)
- addLiquidity(otherHalf,newBalance) (#1276)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1276)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (#1276)
- _allowances[owner][spender] = amount (#968)
Reentrancy in NERVEFLUX.updateUniswapV2Router(address) (#1098-1105):
External calls:
- _uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH()) (#1102-1103)
State variables written after the call(s):
- uniswapV2Pair = _uniswapV2Pair (#1104)
Apply the check-effects-interactions pattern.

Additional information: link

Reentrancy in NERVEFLUX._transfer(address,address,uint256) (#1198-1256):
External calls:
- swapAndLiquify(balanceOf(address(this))) (#1233)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1293-1299)
External calls sending eth:
- swapAndLiquify(balanceOf(address(this))) (#1233)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
Event emitted after the call(s):
- Transfer(sender,recipient,amount) (#893)
- super._transfer(from,address(this),fees) (#1249)
- Transfer(sender,recipient,amount) (#893)
- super._transfer(from,to,amount) (#1254)
Reentrancy in NERVEFLUX.constructor() (#1069-1092):
External calls:
- _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#1073-1074)
Event emitted after the call(s):
- ExcludeFromFees(account,excluded) (#1111)
- excludeFromFees(owner(),true) (#1083)
- ExcludeFromFees(account,excluded) (#1111)
- excludeFromFees(address(this),true) (#1085)
- ExcludeFromFees(account,excluded) (#1111)
- excludeFromFees(_charityWalletAddress,true) (#1084)
- SetAutomatedMarketMakerPair(pair,value) (#1190)
- _setAutomatedMarketMakerPair(_uniswapV2Pair,true) (#1079)
- Transfer(address(0),account,amount) (#914)
- _mint(owner(),200 * 10 ** 6 * (10 ** 18)) (#1091)
Reentrancy in NERVEFLUX.swapAndLiquify(uint256) (#1258-1279):
External calls:
- swapTokensForEth(half) (#1270)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1293-1299)
- addLiquidity(otherHalf,newBalance) (#1276)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#1276)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(0),block.timestamp) (#1309-1316)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#969)
- addLiquidity(otherHalf,newBalance) (#1276)
- SwapAndLiquify(half,newBalance,otherHalf) (#1278)
Apply the check-effects-interactions pattern.

Additional information: link

Different versions of Solidity is used:
- Version used: ['>=0.5.0', '>=0.6.2', '^0.8.0', '^0.8.6']
- ^0.8.0 (#5)
- ^0.8.0 (#29)
- ^0.8.0 (#101)
- >=0.6.2 (#328)
- >=0.6.2 (#426)
- >=0.5.0 (#472)
- >=0.5.0 (#492)
- ^0.8.0 (#547)
- ^0.8.0 (#632)
- ^0.8.0 (#663)
- ^0.8.6 (#1018)
Use one Solidity version.

Additional information: link

Context._msgData() (#22-24) is never used and should be removed
ERC20._burn(address,uint256) (#930-945) is never used and should be removed
SafeMath.add(uint256,uint256) (#190-192) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#288-297) is never used and should be removed
SafeMath.mod(uint256,uint256) (#248-250) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#314-323) is never used and should be removed
SafeMath.sub(uint256,uint256,string) (#265-274) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (#119-125) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (#161-166) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (#173-178) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (#144-154) is never used and should be removed
SafeMath.trySub(uint256,uint256) (#132-137) is never used and should be removed
Remove unused functions.

Additional information: link

NERVEFLUX.totalFee (#1038) is set pre-construction with a non-constant function or state variable:
- liquidityFee + charityFee + burnFee + stakingFee
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

Pragma version^0.8.0 (#5) allows old versions
Pragma version^0.8.0 (#29) allows old versions
Pragma version^0.8.0 (#101) allows old versions
Pragma version>=0.6.2 (#328) allows old versions
Pragma version>=0.6.2 (#426) allows old versions
Pragma version>=0.5.0 (#472) allows old versions
Pragma version>=0.5.0 (#492) allows old versions
Pragma version^0.8.0 (#547) allows old versions
Pragma version^0.8.0 (#632) allows old versions
Pragma version^0.8.0 (#663) allows old versions
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.

Additional information: link

Function IUniswapV2Router01.WETH() (#332) is not in mixedCase
Function IUniswapV2Pair.DOMAIN_SEPARATOR() (#509) is not in mixedCase
Function IUniswapV2Pair.PERMIT_TYPEHASH() (#510) is not in mixedCase
Function IUniswapV2Pair.MINIMUM_LIQUIDITY() (#527) is not in mixedCase
Parameter NERVEFLUX.claimStuckTokens(address)._token (#1126) is not in mixedCase
Parameter NERVEFLUX.setBurnFee(uint8)._burn (#1165) is not in mixedCase
Parameter NERVEFLUX.setStakingFee(uint8)._staking (#1170) is not in mixedCase
Constant NERVEFLUX.deadWallet (#1030) is not in UPPER_CASE_WITH_UNDERSCORES
Variable NERVEFLUX._charityWalletAddress (#1040) is not in mixedCase
Variable NERVEFLUX._stakingWalletAddress (#1041) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#337) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#338)
Prevent variables from having similar names.

Additional information: link

renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#78-80)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#86-89)
name() should be declared external:
- ERC20.name() (#717-719)
symbol() should be declared external:
- ERC20.symbol() (#725-727)
decimals() should be declared external:
- ERC20.decimals() (#742-744)
totalSupply() should be declared external:
- ERC20.totalSupply() (#749-751)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (#768-771)
allowance(address,address) should be declared external:
- ERC20.allowance(address,address) (#776-778)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (#787-790)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (#805-819)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (#833-836)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (#852-860)
excludeMultipleAccountsFromFees(address[],bool) should be declared external:
- NERVEFLUX.excludeMultipleAccountsFromFees(address[],bool) (#1139-1145)
setAutomatedMarketMakerPair(address,bool) should be declared external:
- NERVEFLUX.setAutomatedMarketMakerPair(address,bool) (#1179-1183)
isExcludedFromFees(address) should be declared external:
- NERVEFLUX.isExcludedFromFees(address) (#1193-1195)
Use the external attribute for functions never called from the contract.

Additional information: link

Number of Binance Smart Chain (BSC) token holders is low.

Token is deployed only at one blockchain

Contract has 2% buy tax and 2% sell tax.
Taxes are low and contract ownership is renounced.

Unable to find PancakeSwap trading pair to compute liquidity.

Unable to find PancakeSwap trading pair to compute number of swaps.

Unable to find token contract audit

Unable to find audit link on the website

Unable to find whitepaper link on the website

Unable to find Telegram link on the website

Unable to find Twitter link on the website

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

Young tokens have high risks of price dump / death

Token has relatively low CoinGecko rank

Token has relatively low CoinMarketCap rank