Wrong design/implementation of freeTrial allows attacker to steal funds from the protocol

Handle WatchPug Vulnerability details The current design/implementation of freeTrial allows users to get full refund before the freeTrial ends. Plus, a user can transfer partial of thier time to another user using shareKey. This makes it possible for the attacker to steal from the protocol by...

Malicious user can get infinite free trial by repeatedly refund and repurchase right before the freeTrial ends

Handle WatchPug Vulnerability details The current design/implementation allows users who are refunded before to get another freeTrial. This can be exploited by malicious users to get an infinite free trial. PoC Given: keyPrice is 1 ETH; freeTrialLength is 31 days. A malicious user can: 1. Call...

SharkBot Android banking Trojan cleans users out

Researchers have discovered and analyzed a new Android banking Trojan that allows attackers to steal sensitive banking information such as user credentials, personal information, current balance, and even to perform gestures on the infected device. According to the researchers, SharkBot...

_vestLock contract is not approved to transfer mainToken from PublicSale.sol contract

Handle WatchPug Vulnerability details At L225 in processWithdrawal, it calls vestLock.vest to vest 70% of the tokens bought. However, PublicSale.sol contract never approve mainToken to the vestLock contract, making processWithdrawal to revet at L225. As a result, all the withdrawals will fail and...

Inconsistent balance comparison of nativeToken in executeTrades

Handle kenzo Vulnerability details When toToken == nativeToken, executeTrades compares Executioner's starting nativeToken balance to Executioner's ending wrappedNativeToken balance. Impact Loss of user funds or DOS of executeTrades: if there is extra ETH in Executioner contract, finalOutputAmount...

No sanity check on pricePerShare might lead to lost value

Handle kenzo Vulnerability details pricePerShare is read either from an oracle or from ibBTC's core. If one of these is bugged or exploited, there are no safety checks to prevent loss of funds. Impact As pricePerShare is used to calculate transfer amount, a bug or wrong data which returns smaller...

WrappedIbbtcEth.sol Sanity check of pricePerShare should be enforced

Handle WatchPug Vulnerability details /// @dev Update live ibBTC price per share from core /// @dev We cache this to reduce gas costs of mint / burn / transfer operations. /// @dev Update function is permissionless, and must be updated at least once every X time as a sanity check to ensure value ...

Rebalance will fail due to low precision of percentages

Handle cmichel Vulnerability details The AssetManager.rebalance function has a check at the end to ensure that all tokens are deposited again: requiretoken.balanceOfaddressthis == 0, "AssetManager: there are remaining funds in the fund pool"; The idea is that the last market deposits all...

Users could lose funds if owner took out reward which is not multiplier of allocatedTokensPerEpoch

Handle xYrYuYx Vulnerability details Impact User could lost funds if owner take reward which is not multiplier of allocatedTokensPerEpoch. Proof of Concept This is my test case to proof this issue. This issue occur because of Line 104 Ex. If allocatedTokensPerEpoch is 1 CQT. and now available epo...

QuickAccManager Smart Contract signature verification can be exploited

Handle cmichel Vulnerability details Several different signature modes can be used and Identity.execute forwards the signature parameter to the SignatureValidator library. The returned signer is then used for the privileges check: address signer = SignatureValidator.recoverAddrImplhash, signature...

User Fund loss in case of Unsupported Market token deposit

Handle csanuragjain Vulnerability details Impact User funds can be lost as current logic cannot withdraw unsupported market token even though deposit can be done for same Proof of Concept 1. Navigate to 2. Check the function deposit function depositaddress token, uint256 amount external override...

PoolCommitter.sol#._uncommit() Tokens are not returned to the commit owner

Handle WatchPug Vulnerability details if commit.commitType == CommitType.LongMint || commit.commitType == CommitType.ShortMint // minting: return quote tokens to the commit owner ILeveragedPoolleveragedPool.quoteTokenTransfermsg.sender, commit.amount; else if commit.commitType ==...

CVE-2021-41592

Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure...

Cross site request forgery (csrf)

Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure...

CVE-2021-41592

The CVE-2021-41592 vulnerability affects Blockstream c-lightning up to version 0.10.1, caused by dust HTLC exposure that can lead to loss of funds. The connected documents consistently describe the issue with this product/version but do not provide exploit details or a confirmed fix. No remediati...

IndexPool.INIT_POOL_SUPPLY is too large, which may cause a significant amount of fund loss to the first liquidity provider

Handle WatchPug Vulnerability details uint256 internal constant BASE = 1018; ... uint256 internal constant INITPOOLSUPPLY = BASE 100; /// @dev Mints LP tokens - should be called via the router after transferring bento tokens. /// The router must ensure that sufficient LP tokens are minted by usin...

HybridPool._updateReserves Wrong implementation

Handle WatchPug Vulnerability details HybridPool.updateReserves is supposed to update the reserves to the latest bento share amounts. Instead, it uses underlying token amounts. In the getReserves function, reserves are treated as bento share amounts and get converted to underlying token amounts...

Router's complexPath percentagePaths don't work as expected

Handle cmichel Vulnerability details The TridentRouter.complexPath function allows splitting a trade result into several buckets and trade them in a different pool each. The distribution is defined by the params.percentagePathi.balancePercentage values: for uint256 i; i...

Incorrect data location specifier can be abused to cause DoS and fund loss

Handle 0xRajeev Vulnerability details Impact The withdrawBounty loops through the bounties array looking for active bounties and transferring amounts from active ones. However, the data location specifier used for bounty is memory which makes a copy of the bounties array member instead of a...

An attacker can steal funds from multi-token vaults

Handle WatchPug Vulnerability details The total balance should NOT be simply added from different tokens' tokenAmounts, considering that the price of tokens may not be the same. function balanceOfThis public view returns uint256 balance address memory tokens = manager.getTokensaddressthis; for...