CryptoPlanes is an expansion of the CryptoCity metaverse. The place where the famous NFT racing game CryptoCars was founded.
With this expansion, CryptoPlanes brings new experiences, beautiful NFT Planes, and exciting game modes.
Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Contract ownership is not renounced (belongs to a wallet)
ERC1967Upgrade._upgradeBeaconToAndCall(address,bytes,bool) (#490-496) ignores return value by Address.functionDelegateCall(IBeacon(newBeacon).implementation(),data) (#494)
ERC1967Upgrade._upgradeToAndCall(address,bytes,bool) (#441-447) ignores return value by Address.functionDelegateCall(newImplementation,data) (#445)
ERC1967Upgrade._upgradeToAndCallSecure(address,bytes,bool) (#454-482) ignores return value by Address.functionDelegateCall(newImplementation,data) (#460)
ERC1967Upgrade._upgradeToAndCallSecure(address,bytes,bool) (#454-482) ignores return value by Address.functionDelegateCall(newImplementation,abi.encodeWithSignature(upgradeTo(address),oldImplementation)) (#468-474)
Ensure that all the return values of the function calls are used.
Additional information: link
Modifier TransparentUpgradeableProxy.ifAdmin() (#643-649) does not always execute _; or revert
All the paths in a modifier must execute _ or revert.
Additional information: link
Reentrancy in ERC1967Upgrade._upgradeToAndCallSecure(address,bytes,bool) (#454-482):
External calls:
- Address.functionDelegateCall(newImplementation,data) (#460)
- Address.functionDelegateCall(newImplementation,abi.encodeWithSignature(upgradeTo(address),oldImplementation)) (#468-474)
Event emitted after the call(s):
- Upgraded(newImplementation) (#480)
Apply the check-effects-interactions pattern.
Additional information: link
StorageSlot.getBooleanSlot(bytes32) (#354-358) uses assembly
- INLINE ASM (#355-357)
StorageSlot.getBytes32Slot(bytes32) (#363-367) uses assembly
- INLINE ASM (#364-366)
Proxy._delegate(address) (#22-42) uses assembly
- INLINE ASM (#24-41)
StorageSlot.getUint256Slot(bytes32) (#372-376) uses assembly
- INLINE ASM (#373-375)
StorageSlot.getAddressSlot(bytes32) (#345-349) uses assembly
- INLINE ASM (#346-348)
Address.isContract(address) (#129-138) uses assembly
- INLINE ASM (#136)
Address._verifyCallResult(bool,bytes,string) (#274-291) uses assembly
- INLINE ASM (#283-286)
Do not use evm assembly.
Additional information: link
Different versions of Solidity are used:
- Version used: ['^0.8.0', '^0.8.2']
- ^0.8.0 (#4)
- ^0.8.0 (#89)
- ^0.8.0 (#106)
- ^0.8.0 (#297)
- ^0.8.2 (#382)
- ^0.8.0 (#572)
- ^0.8.0 (#606)
Use one Solidity version.
Additional information: link
TransparentUpgradeableProxy (#630-723) should inherit from IBeacon (#94-101)
Inherit from the missing interface or contract.
Additional information: link
Address.sendValue(address,uint256) (#156-162) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#207-209) is never used and should be removed
StorageSlot.getUint256Slot(bytes32) (#372-376) is never used and should be removed
ERC1967Upgrade._upgradeToAndCallSecure(address,bytes,bool) (#454-482) is never used and should be removed
ERC1967Upgrade._upgradeBeaconToAndCall(address,bytes,bool) (#490-496) is never used and should be removed
TransparentUpgradeableProxy._admin() (#711-713) is never used and should be removed
ERC1967Upgrade._upgradeTo(address) (#431-434) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#217-224) is never used and should be removed
Address.functionStaticCall(address,bytes) (#232-234) is never used and should be removed
ERC1967Upgrade._setBeacon(address) (#556-566) is never used and should be removed
StorageSlot.getBooleanSlot(bytes32) (#354-358) is never used and should be removed
StorageSlot.getBytes32Slot(bytes32) (#363-367) is never used and should be removed
Address.functionCall(address,bytes,string) (#192-194) is never used and should be removed
ERC1967Upgrade._getBeacon() (#549-551) is never used and should be removed
Address.functionStaticCall(address,bytes,string) (#242-248) is never used and should be removed
Address.functionCall(address,bytes) (#182-184) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.8.0 (#106) allows old versions
Pragma version^0.8.0 (#572) allows old versions
Pragma version^0.8.2 (#382) allows old versions
Pragma version^0.8.0 (#297) allows old versions
Pragma version^0.8.0 (#4) allows old versions
Pragma version^0.8.0 (#89) allows old versions
Pragma version^0.8.0 (#606) allows old versions
solc-0.8.2 is not recommended for deployment
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
Low level call in Address.functionStaticCall(address,bytes,string) (#242-248):
- (success,returndata) = target.staticcall(data) (#246)
Low level call in Address.functionDelegateCall(address,bytes,string) (#266-272):
- (success,returndata) = target.delegatecall(data) (#270)
Low level call in Address.sendValue(address,uint256) (#156-162):
- (success) = recipient.call{value: amount}() (#160)
Low level call in Address.functionCallWithValue(address,bytes,uint256,string) (#217-224):
- (success,returndata) = target.call{value: value}(data) (#222)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Average 30d PancakeSwap liquidity is less than $100. Token is either dead or inactive.
Average 30d number of PancakeSwap swaps is less than 1. Token is either dead or inactive.
Token is deployed only at one blockchain
Average 30d PancakeSwap volume is low.
Average PancakeSwap trading volume, liqudity, number of swaps are low. Token seems to be inactive.
Unable to find token contract audit
Unable to find audit link on the website
Unable to find Twitter link on the website
Unable to find token on CoinHunt
Additional information: link
Unable to find whitepaper link on the website
Unable to find Telegram link on the website
Token is marked as scam (rug pull, honeypot, phishing, etc.)
Additional information: link
Token has relatively low CoinGecko rank
Twitter account link seems to be invalid
Unable to find Blog account (Reddit or Medium)
Unable to find Youtube account