[M-15] Reentrancy in the BranchPort contract

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...

Access control check in the setAmbRewards and setAmbRewards functions is missing

Lines of code Vulnerability details Impact Any user can call the setAmbRewards and setAmbRewards functions and set their values for weeklyReward, which opens up many attack vectors. For example, it is possible to set a large reward and withdraw all funds from the protocol. Proof of Concept functi...

LACK OF INPUT VALIDATION ON THE _recipient ADDRESS IN THE RootBridgeAgent.retrySettlement FUNCTION CAN LEAD TO LOSS OF FUNDS TO THE USER

Lines of code Vulnerability details Impact The RootBridgeAgent.retrySettlement function is used to retry the settlement of tokens by the settlement owner. The retrySettlement function is an external payable function which does not have access control, hence can be called by any settlement owner b...

LiquidityMining.sol cannot be funded for rewards distribution.

Lines of code Vulnerability details During a rewards claim LiquidityMining.sol uses a low-level call with the msg.value as the rewardsToSend to the liquidity providers, but the contract lacks a receive or fallback function for funds be deposited in it, leaving the contract empty and unable to sen...

Design/Logic Flaw

Hydra is the two-layer scalability solution for Cardano. Prior to version 0.13.0, it is possible for a malicious head initializer to extract one or more PTs for the head they are initializing due to incorrect data validation logic in the head token minting policy which then results in an flawed...

CVE-2023-38701

Hydra is the layer-two scalability solution for Cardano. Users of the Hydra head protocol send the UTxOs they wish to commit into the Hydra head first to the commit validator, where they remain until they are either collected into the head validator or the protocol initialisation is aborted and t...

CVE-2023-42449 Malicious head initialiser can extract PTs from control of Hydra scripts, leading to locked participant commits or spoofed commits

Hydra is the two-layer scalability solution for Cardano. Prior to version 0.13.0, it is possible for a malicious head initializer to extract one or more PTs for the head they are initializing due to incorrect data validation logic in the head token minting policy which then results in an flawed...

CVE-2023-42449

Hydra (Cardano) prior to v0.13.0 has an input validation flaw in the head initialiser that lets a malicious head initialiser extract PTs for the head being initialised, bypassing checks in HeadTokens.hs and off‑chain code. This can enable the attacker to lock other participants’ committed funds (...

Users can claim double the interest than they are supposed to.

Lines of code Vulnerability details Impact A malicious user can claim double the amount of interest by calling accrueInterestAndUpdateScore function before calling claimInterestfunction. This can result in direct loss of funds for the protocol and hence the high severity. Proof of Concept 1. The...

Inefficient handling when the Prime contract is unfunded during interest claims

Lines of code Vulnerability details Impact Loss of funds. Transferring of wring user amount interests. This issue also might leave the PrimeLiquidityProvider with a depleted balance, making it unable to fulfill other potential interest payouts. Additionally, if the PrimeLiquidityProvider doesn't...

No zero address check in PrimeLiquidityProvider.sol:sweepTokens

Lines of code Vulnerability details Impact Possible loss of funds due to sending them to the address0, the developer's assumption is that safeTransfer is checking for to not being the address0. In reality, it doesn’t implement such a check and we can see from the implementation of the function:...

accrueTokens will revert if any rebase tokens are used

Lines of code Vulnerability details Impact In PrimeLiquidityProvider.sol:accrueTokens we get the current balance of the passed token. If the token is any rebase token AMPL, stETH, RMPL and the current balance has become lower than tokenAmountAccruedtoken, the function will revert. This will lead ...

Functions in the VotiumStrategy contract are susceptible to sandwich attacks

Lines of code Vulnerability details Bug Description In VotiumStrategyCore.sol, the buyCvx and sellCvx functions call exchangeunderlying of Curve's ETH / CVX pool to buy and sell CVX respectively: VotiumStrategyCore.solL233-L240 ICrvEthPoolCVXETHCRVPOOLADDRESS.exchangeunderlying value: ethAmountIn...

Missing circuit breaker checks in ethPerCvx() for Chainlink's price feed

Lines of code Vulnerability details Bug Description The ethPerCvx function relies on a Chainlink oracle to fetch the CVX / ETH price: VotiumStrategyCore.solL158-L169 try chainlinkCvxEthFeed.latestRoundData returns uint80 roundId, int256 answer, uint256 / startedAt /, uint256 updatedAt, uint80 /...

Missing slippage control while depositing rewards in SafEth and VotiumStrategy

Lines of code Vulnerability details Summary Deposits to SafEth and VotiumStrategy coming from rewards lack slippage control, making them susceptible to sandwich attacks by MEV bots, which can result in a loss of funds for the protocol. Impact Rewards coming from the VotiumStrategy contract are...

Mixin Network Halts Services After $200M Crypto Hack

By Deeba Ahmed Another day, another crypto hack making cybercriminals multi-millionaires in no time, while leaving unsuspecting crypto investors without funds.… This is a post from HackRead.com Read the original post: Mixin Network Halts Services After $200M Crypto Hack...

ETH Founder Vitalik Buterin’s X (Twitter) Hacked, $700k Stolen

By Deeba Ahmed The hacker enticed victims with a malicious link, promising free commemorative NFTs and stole all the funds once they connected their wallets. This is a post from HackRead.com Read the original post: ETH Founder Vitalik Buterins X Twitter Hacked, $700k Stolen...

There is no concept of a requestDeposit, requestRedeem receipt made on the source chain, resulting in no recovery proces escrowed funds in the event of bridge or Centrifuge fall.

Lines of code Vulnerability details Impact There is no kind of request receipt on the EVM chain at all. The InvenstmentManagerrequestDeposit simply puts users tokens in the escrow and then the request gets routed to the Gateway and later to the outgoingRouter. The flow goes as follows 1.Buyer cal...

Expired members can lose their tranche tokens if they call transferTrancheTokensToCentrifuge or transferTrancheTokensToEVM in PoolManager.sol

Lines of code Vulnerability details Impact User can call transferTrancheTokensToCentrifuge or transferTrancheTokensToEVM to transfer their tranche tokens to other chains, but no verifying is done to see if they are expired members or not on the source chain, which can cause loss of funds for some...

The roerouter hard-coded address error causes all fee funds to be sent to the treasury instead of the vault

Lines of code Vulnerability details Impact The roerouter hard-coded address error causes all fee funds to be sent to the treasury instead of the vault. This will reduce the capital utilization rate, because the fee should be added to the LP to earn interest, but now because the vault address cann...