PSC [Pet Sneaker] Token

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

Reentrancy in PetSneaker._transferFrom(address,address,uint256) (#532-580):
External calls:
- swapBack() (#566)
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#688-694)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
External calls sending eth:
- swapBack() (#566)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
State variables written after the call(s):
- _balances[sender] = _balances[sender].sub(rAmount,Insufficient Balance) (#570)
- _balances[recipient] = _balances[recipient].add(amountReceived) (#576)
- amountReceived = takeFee(sender,rAmount,(recipient == pair)) (#572-574)
- _balances[address(this)] = _balances[address(this)].add(feeAmount) (#615)
Apply the check-effects-interactions pattern.

Additional information: link

Contract ownership is not renounced (belongs to a wallet)

PetSneaker.beforeRebase (#295) is written in both
beforeRebase = false (#422)
beforeRebase = false (#423)
Fix or remove the writes.

Additional information: link

PetSneaker.swapBack() (#675-711) ignores return value by router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
PetSneaker.rebase1000(uint256,int256,uint256) (#376-425) ignores return value by router.addLiquidityETH{value: msg.value}(address(this),coinAmount,0,0,address(this),block.timestamp + 300) (#414-421)
Ensure that all the return values of the function calls are used.

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Pragma version^0.7.4 (#3) 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.

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rebase_percentage(uint256) should be declared external:
- PetSneaker.rebase_percentage(uint256) (#307-316)
unauthorize(address) should be declared external:
- Auth.unauthorize(address) (#138-140)
rescueToken(address,uint256) should be declared external:
- PetSneaker.rescueToken(address,uint256) (#781-787)
enable_blacklist(bool) should be declared external:
- PetSneaker.enable_blacklist(bool) (#657-659)
setBeforeRebase(bool) should be declared external:
- PetSneaker.setBeforeRebase(bool) (#528-530)
transferOwnership(address) should be declared external:
- Auth.transferOwnership(address) (#150-154)
manage_blacklist(address[],bool) should be declared external:
- PetSneaker.manage_blacklist(address[],bool) (#661-668)
rescueBNB(address) should be declared external:
- PetSneaker.rescueBNB(address) (#789-791)
setLPStatus(bool) should be declared external:
- PetSneaker.setLPStatus(bool) (#334-337)
launchStatus(uint256) should be declared external:
- PetSneaker.launchStatus(uint256) (#653-655)
authorize(address) should be declared external:
- Auth.authorize(address) (#134-136)
isOverLiquified(uint256,uint256) should be declared external:
- PetSneaker.isOverLiquified(uint256,uint256) (#803-809)
cooldownEnabled(bool,uint8) should be declared external:
- PetSneaker.cooldownEnabled(bool,uint8) (#670-673)
setRebaseStatus(bool) should be declared external:
- PetSneaker.setRebaseStatus(bool) (#329-332)
tradingStatus(bool,uint256) should be declared external:
- PetSneaker.tradingStatus(bool,uint256) (#645-651)
Use the external attribute for functions never called from the contract.

Additional information: link

PetSneaker.rebase_percentage(uint256) (#307-316) performs a multiplication on the result of a division:
-newSupply = rebase(0,int256(_totalSupply.div(1000).mul(_percentage_base1000)).mul(- 1)) (#312-315)
PetSneaker.takeFee(address,uint256,bool) (#599-619) performs a multiplication on the result of a division:
-feeAmount = rAmount.div(feeDenominator * 100).mul(totalFee).mul(multiplier) (#609)
PetSneaker.swapBack() (#675-711) performs a multiplication on the result of a division:
-amountToLiquify = tokensToSell.div(totalFee).mul(dynamicLiquidityFee).div(2) (#679)
PetSneaker.takeFee(address,uint256,bool) (#599-619) performs a multiplication on the result of a division:
-feeAmount = rAmount.div(100).mul(99) (#612)
PetSneaker.setSwapBackSettings(bool,uint256) (#744-750) performs a multiplication on the result of a division:
-swapThreshold = rSupply.div(10000).mul(_percentage_base10000) (#749)
Consider ordering multiplication before division.

Additional information: link

PetSneaker.manage_blacklist(address[],bool).i (#665) is a local variable never initialized
Initialize all the variables. If a variable is meant to be initialized to zero, explicitly set it to zero to improve code readability.

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PetSneaker.setMaster(address) (#769-771) should emit an event for:
- master = _master (#770)
Emit an event for critical parameter changes.

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PetSneaker.set_swap_Multiplier(uint256) (#641-643) should emit an event for:
- swapMultiplier = Multiplier (#642)
PetSneaker.tradingStatus(bool,uint256) (#645-651) should emit an event for:
- deadBlocks = _deadBlocks (#649)
PetSneaker.setFees(uint256,uint256) (#728-736) should emit an event for:
- totalFee = _liquidityFee (#732)
- liquidityFee = _liquidityFee (#733)
- feeDenominator = _feeDenominator (#734)
PetSneaker.setSwapBackSettings(bool,uint256) (#744-750) should emit an event for:
- swapThreshold = rSupply.div(10000).mul(_percentage_base10000) (#749)
PetSneaker.launchStatus(uint256) (#653-655) should emit an event for:
- launchedAt = _launchblock (#654)
PetSneaker.set_sell_multiplier(uint256) (#637-639) should emit an event for:
- sellMultiplier = Multiplier (#638)
Emit an event for critical parameter changes.

Additional information: link

PetSneaker.setMaster(address)._master (#769) lacks a zero-check on :
- master = _master (#770)
PetSneaker.setFeeReceivers(address)._autoLiquidityReceiver (#739) lacks a zero-check on :
- autoLiquidityReceiver = _autoLiquidityReceiver (#741)
PetSneaker.rescueBNB(address)._recipient (#789) lacks a zero-check on :
- _recipient.transfer(address(this).balance) (#790)
Auth.transferOwnership(address).adr (#150) lacks a zero-check on :
- owner = adr (#151)
Check that the address is not zero.

Additional information: link

Reentrancy in PetSneaker.rebase1000(uint256,int256,uint256) (#376-425):
External calls:
- router.addLiquidityETH{value: msg.value}(address(this),coinAmount,0,0,address(this),block.timestamp + 300) (#414-421)
State variables written after the call(s):
- beforeRebase = false (#422)
- beforeRebase = false (#423)
Apply the check-effects-interactions pattern.

Additional information: link

Reentrancy in PetSneaker._transferFrom(address,address,uint256) (#532-580):
External calls:
- swapBack() (#566)
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#688-694)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
External calls sending eth:
- swapBack() (#566)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
Event emitted after the call(s):
- Transfer(sender,address(this),feeAmount.div(rate)) (#616)
- amountReceived = takeFee(sender,rAmount,(recipient == pair)) (#572-574)
- Transfer(sender,recipient,amountReceived.div(rate)) (#578)
Reentrancy in PetSneaker.rebase(uint256,int256) (#340-374):
External calls:
- pairContract.sync() (#369)
Event emitted after the call(s):
- LogRebase(epoch,_totalSupply) (#371)
Reentrancy in PetSneaker.swapBack() (#675-711):
External calls:
- router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,0,path,address(this),block.timestamp) (#688-694)
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
External calls sending eth:
- router.addLiquidityETH{value: amountBNBLiquidity}(address(this),amountToLiquify,0,0,autoLiquidityReceiver,block.timestamp) (#701-708)
Event emitted after the call(s):
- AutoLiquify(amountBNBLiquidity,amountToLiquify.div(rate)) (#709)
Apply the check-effects-interactions pattern.

Additional information: link

PetSneaker._transferFrom(address,address,uint256) (#532-580) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(cooldownTimer[recipient] < block.timestamp,buy Cooldown exists) (#558-561)
Avoid relying on block.timestamp.

Additional information: link

SafeMathInt.div(int256,int256) (#66-70) is never used and should be removed
SafeMathInt.abs(int256) (#84-87) is never used and should be removed
SafeMathInt.sub(int256,int256) (#72-76) is never used and should be removed
SafeMathInt.add(int256,int256) (#78-82) is never used and should be removed
Remove unused functions.

Additional information: link

PetSneaker.totalFee (#252) is set pre-construction with a non-constant function or state variable:
- liquidityFee
PetSneaker.swapThreshold (#299) is set pre-construction with a non-constant function or state variable:
- rSupply.div(swapMultiplier)
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

Variable PetSneaker.ZERO (#237) is not in mixedCase
Variable PetSneaker._allowances (#244) is not in mixedCase
Parameter PetSneaker.setFeeReceivers(address)._autoLiquidityReceiver (#739) is not in mixedCase
Function IDEXRouter.WETH() (#172) is not in mixedCase
Parameter PetSneaker.setLP(address)._address (#764) is not in mixedCase
Parameter PetSneaker.tradingStatus(bool,uint256)._deadBlocks (#645) is not in mixedCase
Variable PetSneaker.rebase_count (#300) is not in mixedCase
Variable PetSneaker.WBNB (#235) is not in mixedCase
Parameter PetSneaker.setBeforeRebase(bool)._beforeRebase (#528) is not in mixedCase
Constant PetSneaker._name (#239) is not in UPPER_CASE_WITH_UNDERSCORES
Function PetSneaker.rebase_percentage(uint256) (#307-316) is not in mixedCase
Variable PetSneaker.LPStatus (#275) is not in mixedCase
Variable PetSneaker._balances (#243) is not in mixedCase
Constant PetSneaker._symbol (#240) is not in UPPER_CASE_WITH_UNDERSCORES
Parameter PetSneaker.tradingStatus(bool,uint256)._status (#645) is not in mixedCase
Parameter PetSneaker.rescueBNB(address)._recipient (#789) is not in mixedCase
Function PetSneaker.manage_blacklist(address[],bool) (#661-668) is not in mixedCase
Parameter PetSneaker.setLPStatus(bool)._LPStatus (#334) is not in mixedCase
Function PetSneaker.set_swap_Multiplier(uint256) (#641-643) is not in mixedCase
Parameter PetSneaker.launchStatus(uint256)._launchblock (#653) is not in mixedCase
Function PetSneaker.set_sell_multiplier(uint256) (#637-639) is not in mixedCase
Parameter PetSneaker.cooldownEnabled(bool,uint8)._interval (#670) is not in mixedCase
Parameter PetSneaker.set_swap_Multiplier(uint256).Multiplier (#641) is not in mixedCase
Function PetSneaker.clearStuckBalance_sender(uint256) (#629-635) is not in mixedCase
Parameter PetSneaker.setFees(uint256,uint256)._feeDenominator (#730) is not in mixedCase
Parameter PetSneaker.setSwapBackSettings(bool,uint256)._enabled (#744) is not in mixedCase
Variable PetSneaker.DEAD (#236) is not in mixedCase
Parameter PetSneaker.setTargetLiquidity(uint256,uint256)._denominator (#752) is not in mixedCase
Parameter PetSneaker.cooldownEnabled(bool,uint8)._status (#670) is not in mixedCase
Constant PetSneaker._decimals (#241) is not in UPPER_CASE_WITH_UNDERSCORES
Parameter PetSneaker.set_sell_multiplier(uint256).Multiplier (#637) is not in mixedCase
Parameter PetSneaker.setTargetLiquidity(uint256,uint256)._target (#752) is not in mixedCase
Parameter PetSneaker.setFees(uint256,uint256)._liquidityFee (#729) is not in mixedCase
Constant PetSneaker.rSupply (#305) is not in UPPER_CASE_WITH_UNDERSCORES
Function PetSneaker.enable_blacklist(bool) (#657-659) is not in mixedCase
Parameter PetSneaker.setSwapBackSettings(bool,uint256)._percentage_base10000 (#744) is not in mixedCase
Parameter PetSneaker.setRebaseStatus(bool)._rebaseStatus (#329) is not in mixedCase
Parameter PetSneaker.rebase_percentage(uint256)._percentage_base1000 (#307) is not in mixedCase
Parameter PetSneaker.enable_blacklist(bool)._status (#657) is not in mixedCase
Variable PetSneaker._isBot (#245) is not in mixedCase
Variable PetSneaker._totalSupply (#302) is not in mixedCase
Parameter PetSneaker.setMaster(address)._master (#769) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Variable IDEXRouter.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#177) is too similar to IDEXRouter.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#178)
Prevent variables from having similar names.

Additional information: link

PetSneaker.slitherConstructorConstantVariables() (#231-813) uses literals with too many digits:
- INITIAL_FRAGMENTS_SUPPLY = 500000000000000000000000000 (#298)
PetSneaker.slitherConstructorVariables() (#231-813) uses literals with too many digits:
- DEAD = 0x000000000000000000000000000000000000dEaD (#236)
PetSneaker.slitherConstructorVariables() (#231-813) uses literals with too many digits:
- ZERO = 0x0000000000000000000000000000000000000000 (#237)
Use: Ether suffix, Time suffix, or The scientific notation

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SafeMathInt.MAX_INT256 (#56) is never used in SafeMathInt (#54-88)
Remove unused state variables.

Additional information: link

PetSneaker.ZERO (#237) should be constant
PetSneaker.DEAD (#236) should be constant
PetSneaker.WBNB (#235) should be constant
Add the constant attributes to state variables that never change.

Additional information: link

Contract has 1% buy tax and 1% sell tax.
Taxes are low but contract ownership is not renounced. Token has a high risk of becoming a honeypot.

Token is deployed only at one blockchain

Average 30d PancakeSwap liquidity is low.

Unable to find KYC or doxxing proof

Unable to find token contract audit

Unable to find audit link on the website

Unable to find token on CoinHunt

Additional information: link

Unable to find Twitter link on the website

Token is not listed at Mobula.Finance

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Young tokens have high risks of price dump / death

Token has relatively low CoinGecko rank

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