Griefing risk in mint

Lines of code Vulnerability details Impact CidNFT.mint has an optional parameter addList that enables users to register subprotocol NFTs to the CID NFT right after the mint. However, there is no guarantee that the cidNFTID encoded in addList is the same ID as the newly minted NFT. If there is a...

SubprotocolRegistry is vulnerable to malicious names

Lines of code Vulnerability details Impact A malicious subprotocol can register a name that looks the same as any other protocol. Users may use the malicious subprotocol because they can't distinguish the names, and be cheated out of subprotocolFee. Proof of Concept Any subprotocol can be...

Locked Ether

Lines of code Vulnerability details Description Contract with a payable function, but without a withdrawal capacity. Impact Every Ether sent to LendgineRouter will be lost. Proof of Concept File: src/periphery/LendgineRouter.sol 142: function mintMintParams calldata params external payable...

Anyone can withdraw contract funds

Lines of code Vulnerability details Impact There is a critical impact that an attacker could drain the entire eth balance of the contract by calling this refundETH function which lacks a modifier. The funds will go always to the caller of the function. Proof of Concept It is not a complex attack ...

Lack of slippage protection when swapping on Uniswap v2/v3

Lines of code Vulnerability details Impact Lack of slippage protection when swapping on Uniswap v2/v3. It'll create the potential to be sandwiched by MEV bots and result in user loss. Proof of Concept In the LendgineRouter.mint function, the contract would swap all the token0 to token1 in...

mint() function logic will break with fee-on-transfer(deflationary) tokens

Lines of code Vulnerability details Impact with deflationary token mint function never succeed Proof of Concept mint function checking if balanceAfter totalLiquidity revert CompleteUtilizationError; // next check is for the case when liquidity is borrowed but then was completely accrued if...

No-check taht amounts are less than reserves

Lines of code Vulnerability details Impact There is no check that the amount for the flashloan is actually available in the contract. It is checked that it should be 0 but not than reserves. Eventually, the function will revert because the funds are not there and the funds are not in the contract...

Lendgine contract can be drained through mint() function due to lack of Access Control

Lines of code Vulnerability details Impact Anybody can call the mint function on lendgine.sol and enter any amount of collateral. This allows them to mint any number of tokens to their address for free. Proof of Concept The mint function in lendgine.sol is external with no additional modifiers or...

withdrawRemainingTokens() in the Erc1155Quest withdraws all tokens and does not consider the amount of unclaimed tokens

Lines of code Vulnerability details Impact The withdrawRemainingTokens function in the Erc1155Quest contract does not consider the amount of unclaimed tokens. When the owner calls the function when the quest has ended, all tokens belonging to the contract will be withdrawn. Any user who has not y...

Incorrect calculation

Lines of code Vulnerability details Impact On line 119, the result of the conversion is always going to be zero. Therefore, functions that apply onlyDriver modifier will never be executed. Proof of Concept Please deploy the code below to test the modifier's broken implementation. //...

Incorrect calculation

Lines of code Vulnerability details Impact On line 119, the result of the conversion is always going to be zero. Therefore, functions that apply onlyDriver modifier will never be executed. Proof of Concept Please deploy the code below to test the modifier's broken implementation. //...

Unpacking the "0x1626ba7e" Mystery: The Risks of Unidentified Fixed Values in Smart Contracts - loss of funds

Lines of code Vulnerability details Impact The use of a fixed value in the require statement without understanding its significance creates a security vulnerability in the contract. An attacker could manipulate the returned value to bypass the require statement and execute malicious code. This ca...

Integer Overflow Vulnerability in _addSplittable Function.

Lines of code Vulnerability details Impact splitsStorage.splitsStatesuserId.balancesassetId.splittable += amt; This vulnerability, if exploited, would allow an attacker to add a large amount of funds to a user's splittable balance, causing it to exceed the maximum value that the uint128 type can...

[H-01] Lack of access control allow attacker to transferTokenPositionFrom()with other user's wallet balance

Lines of code Vulnerability details Impact This issue allows anyone to transferTokenPositionFrom and steal almost all their wallet balances for all the users who have approved the contract before. Proof of Concept Funds are transferred from the from parameter, and the output tokens are transferre...

reentrancy in TimeswapV2Option.collect()

Lines of code Vulnerability details Impact collect function doesn't respect the check-effect-interaction pattern, where in the case if a param.data is provided it makes an external call to the caller, right after that, it updates option short amount state. in the case if the caller calls back int...

Anyone Can Collect The Transaction Fees

Lines of code Vulnerability details Impact collectTransactionFees is a function that should be only calles by the liquidity providers , but the the flow of the function no restriction , lets anyone collect the fees. Proof of Concept 1. Alice decides to collect the fees of pool A for example 2...

Pool.sol: The collectProtocolFees() function can be called by anyone

Lines of code Vulnerability details Impact As specified in the documentation, the collectProtocolFees should be called only by the protocol owner. However, as this is an external function, an attacker is able to call it and to perform the actions inside the function. Proof of Concept The...

ReturndataPointer Out of Bounds: A Recipe for Disaster

Lines of code Vulnerability details Impact This vulnerability allows an attacker to read or write to arbitrary memory locations by passing an out-of-bounds 'ReturndataPointer' value to the functions in the 'ReturndataReaders' and 'MemoryReaders' libraries. This can potentially lead to sensitive...

_verifyTime function does not handle startTime > endTime

Lines of code Vulnerability details Impact A possible scenario where the verifyTime function could cause unexpected behavior is if the input parameters startTime and endTime are not correctly set by the user or another contract. If startTime is greater than endTime, the function would return vali...

Lack of Input Validation: Unchecked Inputs Allowing for Malicious Data and Unexpected Behavior

Lines of code Vulnerability details Impact The contract does not perform any checks on the inputs passed to the functions, which could allow an attacker to pass malicious data and trigger unexpected behavior or errors. function readInt208 ReturndataPointer rdPtr internal pure returns int208 value...