JUTC [Jandra] Token

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

Contract ownership is not renounced (belongs to a wallet)

Modifier TransparentUpgradeableProxy.ifAdmin() (#643-649) does not always execute _; or revert
All the paths in a modifier must execute _ or revert.

Additional information: link

Proxy._delegate(address) (#22-42) uses assembly
- INLINE ASM (#24-41)
Address.isContract(address) (#129-138) uses assembly
- INLINE ASM (#136)
Address._verifyCallResult(bool,bytes,string) (#274-291) uses assembly
- INLINE ASM (#283-286)
StorageSlot.getAddressSlot(bytes32) (#345-349) uses assembly
- INLINE ASM (#346-348)
StorageSlot.getBooleanSlot(bytes32) (#354-358) uses assembly
- INLINE ASM (#355-357)
StorageSlot.getBytes32Slot(bytes32) (#363-367) uses assembly
- INLINE ASM (#364-366)
StorageSlot.getUint256Slot(bytes32) (#372-376) uses assembly
- INLINE ASM (#373-375)
Do not use evm assembly.

Additional information: link

TransparentUpgradeableProxy (#630-723) should inherit from IBeacon (#94-101)
Inherit from the missing interface or contract.

Additional information: link

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)
ERC1967Upgrade._upgradeBeaconToAndCall(address,bytes,bool) (#490-496) ignores return value by Address.functionDelegateCall(IBeacon(newBeacon).implementation(),data) (#494)
Ensure that all the return values of the function calls are used.

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)
Reentrancy in TransparentUpgradeableProxy.constructor(address,address,bytes) (#635-638):
External calls:
- ERC1967Proxy(_logic,_data) (#635)
- Address.functionDelegateCall(newImplementation,data) (#445)
- (success,returndata) = target.delegatecall(data) (#270)
Event emitted after the call(s):
- AdminChanged(_getAdmin(),newAdmin) (#531)
- _changeAdmin(admin_) (#637)
Apply the check-effects-interactions pattern.

Additional information: link

Different versions of Solidity is 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

Address.functionCall(address,bytes) (#182-184) is never used and should be removed
Address.functionCall(address,bytes,string) (#192-194) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#207-209) 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
Address.functionStaticCall(address,bytes,string) (#242-248) is never used and should be removed
Address.sendValue(address,uint256) (#156-162) is never used and should be removed
ERC1967Upgrade._getBeacon() (#549-551) is never used and should be removed
ERC1967Upgrade._setBeacon(address) (#556-566) is never used and should be removed
ERC1967Upgrade._upgradeBeaconToAndCall(address,bytes,bool) (#490-496) is never used and should be removed
ERC1967Upgrade._upgradeTo(address) (#431-434) is never used and should be removed
ERC1967Upgrade._upgradeToAndCallSecure(address,bytes,bool) (#454-482) is never used and should be removed
Proxy._implementation() (#48) 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
StorageSlot.getUint256Slot(bytes32) (#372-376) is never used and should be removed
TransparentUpgradeableProxy._admin() (#711-713) is never used and should be removed
Remove unused functions.

Additional information: link

Pragma version^0.8.0 (#4) allows old versions
Pragma version^0.8.0 (#89) allows old versions
Pragma version^0.8.0 (#106) allows old versions
Pragma version^0.8.0 (#297) allows old versions
Pragma version^0.8.2 (#382) allows old versions
Pragma version^0.8.0 (#572) 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.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)
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)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

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

Token is deployed only at one blockchain

BscScan page for the token does not contain additional info: website, socials, description, etc.

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Unable to find token on CoinGecko

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Unable to find token on CoinMarketCap

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Unable to find token contract audit

Unable to verify that token and website are owned by the same team (no listings + unable to find contract on website)

Unable to verify token contract address on the website

Unable to find audit link on the website

Token is not listed at Mobula.Finance

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Unable to find token on CoinHunt

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Unable to find code repository for the project

Token has no active CoinGecko listing / rank

Token has no active CoinMarketCap listing / rank

Token is marked as risky (blacklisted creator, fake name, dead project, etc.)

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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