Signatures can be replayed in castVoteWithReasonAndParamsBySig() to use up more votes than a user intended

Lines of code Vulnerability details Bug Description In the SecurityCouncilNomineeElectionGovernor and SecurityCouncilMemberElectionGovernor contracts, users can provide a signature to allow someone else to vote on their behalf using the castVoteWithReasonAndParamsBySig function, which is in...

OpenZeppelin Security Vulnerability

OpenZeppelin is a software application. A standard for secure blockchain applications. A security vulnerability exists in OpenZeppelin Contracts version 4.0.0 through versions prior to 4.9.3, which stems from the signer address being appended to all calls originating from the transponder...

CVE-2023-39363 Vyper incorrectly allocated named re-entrancy locks

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine EVM. In versions 0.2.15, 0.2.16 and 0.3.0, named re-entrancy locks are allocated incorrectly. Each function using a named re-entrancy lock gets a unique lock regardless of the key, allowing cross-function re-entrancy in...

INCORRECT ACCESS CONTROL

Lines of code Vulnerability details Impact Access control plays an important role in segregation of privileges in smart contracts and other applications. If this is misconfigured or not properly validated on sensitive functions, it may lead to loss of funds, tokens and in some cases compromise of...

REENTRANCY

Lines of code Vulnerability details Impact In a Re-entrancy attack, a malicious contract calls back into the calling contract before the first invocation of the function is finished. This may cause the different invocations of the function to interact in undesirable ways, especially in cases wher...

INCORRECT ACCESS CONTROL

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Integer overflow

Ethereum Name Service ENS is a distributed, open, and extensible naming system based on the Ethereum blockchain. According to the documentation, controllers are allowed to register new domains and extend the expiry of existing domains, but they cannot change the ownership or reduce the expiration...

CVE-2023-38698 .eth registrar controller can shorten the duration of registered names

Ethereum Name Service ENS is a distributed, open, and extensible naming system based on the Ethereum blockchain. According to the documentation, controllers are allowed to register new domains and extend the expiry of existing domains, but they cannot change the ownership or reduce the expiration...

CVE-2023-38698 .eth registrar controller can shorten the duration of registered names

Ethereum Name Service ENS is a distributed, open, and extensible naming system based on the Ethereum blockchain. According to the documentation, controllers are allowed to register new domains and extend the expiry of existing domains, but they cannot change the ownership or reduce the expiration...

Incorrect implementation of solvent() modifier

Lines of code Vulnerability details Impact In Market.sol, solvent modifier is given as below, modifier solventaddress from updateExchangeRate; accrue; ; requireisSolventfrom, exchangeRate, "Market: insolvent"; Here the modifier has used the accrue directly, however while the functions being used ...

CurveVolatileCollateral._underlyingRefPerTok() Possible manipulation

Lines of code Vulnerability details Impact curvePool.getvirtualprice May be manipulated to cause malicious entry DISABLED Proof of Concept CurveVolatileCollateral.underlyingRefPerTok return curvePool.getvirtualprice function underlyingRefPerTok internal view virtual override returns uint192 @...

High - TemporalGovernor.sol - Malicious Governance Propsoals can interact with Metamorphic Contracts resulting in Business Critical Risk to the Protocol

Lines of code Vulnerability details High - TemporalGovernor.sol - Malicious Governance Propsoals can interact with Metamorphic Contracts resulting in Business Critical Risk to the Protocol Impact Due to the permisionless governance execution method, with no ascribed or implemented security...

Unauthorized Admin Transfer Vulnerability

Lines of code Vulnerability details Description The bug in this contract is that it doesn't handle the case when the pendingAdmin is set to the zero address address0. As per the condition msg.sender == address0, the if statement can be bypassed if an attacker sets pendingAdmin to the zero address...

wrap after unfollow is enabled

Lines of code Vulnerability details Impact wrap after unfollownft is enabled , cause many problems Proof of Concept by design, wrap after unfollowed is not allowed,but it seems that it's possible due to lack of limitation. poc below: add below script in FollowNFTTest.t.sol //forge test --match-te...

Using controlled delegatecall could in calling _deployTokenManager.tokenManagerDeploy()

Lines of code Vulnerability details Impact The use of delegatecall in this context poses a security risk. When using delegatecall, the called contract's code is executed within the context of the calling contract. This means that the deployTokenManager function is executed as if it is part of the...

MID-Risk Vulnerabilities in the Axelar Smart Contracts

Lines of code Vulnerability details Impact The vulnerabilities that I have identified could have a significant impact on the Axelar network. These vulnerabilities could be exploited by an attacker to: Gain control of the Axelar network by proposing and voting on malicious proposals. Mint or burn...

MID-Risk Vulnerabilities in the Axelar Smart Contracts

Lines of code s://github.com/code-423n4/2023-07-axelar/tree/main/contracts/cgp/governance/AxelarServiceGovernance.solL73 Vulnerability details Impact The vulnerabilities that I have identified could have a significant impact on the Axelar network. These vulnerabilities could be exploited by an...

Incorrect Interface ID for LSP14

Lines of code Vulnerability details Impact Contracts that use typeILSP14Ownable2Step.interfaceId, such as when implementing IERC165.supportsInterface, will use a value different from the current standard. Proof of Concept The interface ID of LSP14 is stated to be 0x94be5999. However, the interfac...

cancelSig will not completely cancel signatures due to malleability vulnerabilities

Lines of code Vulnerability details Impact The current version of openzeppelin contracts has a high risk of vulnerability about signature malleability attack: OpenZeppelin/openzeppelin-contracts3610. So if the signer only cancel one signature, the malicious proposer can still extend a fully valid...

delegateTo Function of NounsDAOProxyV2 Contract can execute arbitrary code and modify the storage

Lines of code Vulnerability details Impact The delegateTo function delegates execution to another contract using the delegatecall opcode without performing any input validation or checking the returned success flag, the problem is The delegated contract can execute arbitrary code and modify the...