Lack of check for zero address in the function _transferOwnership before transferring ownership

Lines of code Vulnerability details Impact The absence of a check for the zero address address0 when transferring ownership can lead to unintended consequences and potential fund loss. If the contract allows transferring ownership to the zero address address0, it effectively means relinquishing...

Proposal can executed even when it is in the "Queued" state.

Lines of code Vulnerability details Impact An attacker can bypass the intended governance process and directly execute proposals that are still in the voting or canceled state. This can result in unauthorized actions being performed on the smart contract, leading to loss of funds Proof of Concept...

Division before Multiplication could incur unnecessary precision loss

Lines of code Vulnerability details Impact Division before multiplication could incur unnecessary precision loss causing loss of funds. Proof of Concept In the dynamicQuorumVotes function of NounsDAOV3DynamicQuorum.sol contract the value of againstVotesBPS is first calculated by dividing a value ...

xalpha 代码注入漏洞

xalpha is the full process management of a fund investment by Shixin Zhang, an individual developer in China. A security vulnerability exists in xalpha version v0.11.4, which stems from vulnerability to Remote Command Execution RCE attacks...

Anyone can receive funds from the Well.sol contract, thus reducing the token/tokenLp ratio for users

Lines of code Vulnerability details Impact In Well.sol skim, anyone can withdraw funds that are not in reserve by simply calling the function. Such funds may remain, for example, when transactions are rounded off. To credit extra tokens, reservetoken has sync. However, you can programmatically...

The AI Dividend

For four decades, Alaskans have opened their mailboxes to find checks waiting for them, their cut of the black gold beneath their feet. This is Alaskas Permanent Fund, funded by the states oil revenues and paid to every Alaskan each year. Were now in a different sort of resource rush, with...

Many create methods are suspicious of the reorg attack

Lines of code Vulnerability details Proof of Concept There are many instance of this, but to understand things better, taking the example of createTalosV3Strategy method. The createTalosV3Strategy function deploys a new TalosStrategyStaked contract using the create, where the address derivation...

Bad accounting on ERC4626MultiToken.sol leads to user funds stuck in the contract

Lines of code Vulnerability details Summary Bad accounting on ERC4626MultiToken.sol leads to user funds stuck in the contract on deposit and withdraw logic. Vulnerability Detail The UlyssesToken unified liquidity tokens are derived from ERC4626Multitoken. This is an standard tokenized vault with...

Vulnerable to MEV exploitation due to lack of slippage protection

Lines of code Vulnerability details Proof of Concept Function to decrease and increase liquidity are passing amount0Min and amount1Min as zero. This will result in MEV bots sandwiching transactions to extract value from it. In the worst case it will actually return zero or a very small value in...

Using msg.value instead of sharesAmount while depositing Ether through Lido can lead to a loss of funds as stETH is not pegged to ETH with 1:1 ratio

Lines of code Vulnerability details Impact In case stETH is not pegged to ETH with 1:1 ratio, the LybraStETHVault.sol will still store all deposits in ETH value after converting to stETH. Also, the emitted event does not return the received stETH amount sharesAmount, but msg.value twice. This mig...

[H] Users can lose funds if they call depositEtherToMint

Lines of code Vulnerability details Impact Due to only an interface implementation of function submit in Lido contract, users will lose funds due to non-existent implementation. Proof of Concept The comments in the code suggest that when users deposit ETH, it should be directly deposited into the...

CVE-2023-35163

Vega is a decentralized trading platform that allows pseudo-anonymous trading of derivatives on a blockchain. Prior to version 0.71.6, a vulnerability exists that allows a malicious validator to trick the Vega network into re-processing past Ethereum events from Vega’s Ethereum bridge. For exampl...

CVE-2023-35163 Vega's validators able to submit duplicate transactions

Vega is a decentralized trading platform that allows pseudo-anonymous trading of derivatives on a blockchain. Prior to version 0.71.6, a vulnerability exists that allows a malicious validator to trick the Vega network into re-processing past Ethereum events from Vega’s Ethereum bridge. For exampl...

Missing store revert in case of swap error can lead to loss of funds

Lines of code Vulnerability details Impact The module is expected to have no state changes in case a swap failed, and continue to the conversion phase. It was implemented by swallowing the error with a log and continuing with the flow erc20 conversion, etc. This is the relevant code section:...

An error could lead to coins not being returned to user

Lines of code Vulnerability details Impact The function swapCoins does check that SendCoins does receive them correctly here but not when sending them to the user here Proof of Concept If there is an error returning the swapped coins to the user, they will remain locked. There is no history of...

Missing slippage protection leads to potential sandwich of small transfers or blocking the swap feature

Lines of code Vulnerability details Impact The swap module is invoked with a default of coinswaptypes.InputCoin: transferredCoin, Address: recipient.String, coinswaptypes.OutputCoin: swapCoins, Address: recipient.String. The swap module makes sure that in tokens of the swap are limitted to...

In case when not all RSR was sold on auction users can loose it

Lines of code Vulnerability details Impact In case when not all RSR was sold on auction users can loose it, if era was changed for them. Proof of Concept The purpose of StRSR stakers is to provide RSR tokens, that can back system in case if not enough collateral is present. During rebalance,...

StRSR.withdraw can be blocked

Lines of code Vulnerability details Impact StRSR.withdraw can be blocked for user by changing basket's asset to IFFY status. User will not be able to withdraw and his funds can be seized later. Proof of Concept StRSR.withdraw function allows user to withdraw only, when basketHandler.isReady. And...

GHSA-8RC9-VXJH-QJF2 Vega's validators able to submit duplicate transactions

A vulnerability exists that allows a malicious validator to trick the Vega network into re-processing past Ethereum events from Vega’s Ethereum bridge. For example, a deposit to the collateral bridge for 100USDT that credits a party’s general account on Vega, can be re-processed 50 times resultin...

Vega's validators able to submit duplicate transactions

A vulnerability exists that allows a malicious validator to trick the Vega network into re-processing past Ethereum events from Vega’s Ethereum bridge. For example, a deposit to the collateral bridge for 100USDT that credits a party’s general account on Vega, can be re-processed 50 times resultin...