Auction DOS On The Bidding

Lines of code Vulnerability details Impact During the code review, It has been observed that If the bidder is contract, the bidder can make auction infunctional. Proof of Concept 1. Navigate to the following contract. 2. Auction has public function named as placeBid. 3. Example Poc steps can be...

Anyone can be _owner

Lines of code Vulnerability details Impact Anyone can be owner by calling initialize Proof of Concept initialize can called multiple times as the name 'initialize' should intended to be called one time when the contract deployed. Nothing prevent it to be called multiple times, and claim the...

Users can unlock other users FETH tokens

Lines of code Vulnerability details Impact In FETH.sol the marketUnlockFor function which is called by the market contract does not ensure that funds can only be unlocked by the owner of the account. This opens the way for a user to unlock FETH tokens of arbitrary accounts. Proof of Concept Tools...

GSD-2022-1000283 Multiple vulnerabilities in NFT version All

A phishing attack was conducted against users of the Opensea.io NFT platform, resulting in 17 users losing approx. $1.7 Million USD in NFTs. This incident appears to include email phishing, a fake website, bad wallet UI that make it difficult for users to know exactly what is going on and use of...

[WP-H4] The collateral assets impounded with settleBadDebt() will be frozen in the insuranceFund contract

Lines of code Vulnerability details In MarginAccount.solsettleBadDebt, the collateral assets will be seized and transferred to the insuranceFund contract. However, there is no way for the liquidity providers of the insuranceFund to get back the collateral assets. In the current implementation,...

Functions getLatestRoundData and getRoundData do not check that the price returned from a chainlink aggregator is != 0 (Oracle.sol)

Lines of code Vulnerability details Impact The getLatestRoundData function in the contract Oracle.sol fetches the latestPrice directly from a Chainlink aggregator using the latestRoundData function. While latestPrice is checked for 0 and staleness, there is no check if the value is != 0. This cou...

A New Cybersecurity “Social Contract”

The US National Cyber Director Chris Inglis wrote an essay outlining a new social contract for the cyber age: The United States needs a new social contract for the digital age -- one that meaningfully alters the relationship between public and private sectors and proposes a new set of obligations...

Hackers Stole $1.7 Million Worth of NFTs from Users of OpenSea Marketplace

Malicious actors took advantage of a smart contract upgrade process in the OpenSea NFT marketplace to carry out a phishing attack against 17 of its users that resulted in the theft of virtual assets worth about $1.7 million. NFTs, short for non-fungible tokens, are digital tokens that act like...

NFT Investors Lose $1.7M in OpenSea Phishing Attack

Over the weekend, hackers stole millions of dollars worth of non-fungible tokens NFTs belonging to 17 members of the OpenSea NFT marketplace. On Saturday, a small number of OpenSea users noticed their NFTs were missing. NFTs are digital tokens on the blockchain that represent ownership over virtu...

The initialize() function can be called first by an attacker

Lines of code Vulnerability details Impact In Delegation.sol the initialize function sets the owner of the contract and can only be called once. The problem is that an attacker can monitor the blockchain byte code and call the initialize function first automatically before the protocol has a chan...

Phishing scam: NFTs Worth $1.7M Stolen from OpenSea Users

By Deeba Ahmed OpenSeas CEO Devin Finzer has denied the claims that a vulnerability in their smart contract was exploited to… This is a post from HackRead.com Read the original post: Phishing scam: NFTs Worth $1.7M Stolen from OpenSea Users...

ERC4626 mints more shares than it should

Lines of code Vulnerability details bug in the mint function of the ERC4626 contract The mint function recieves an amount of shares and an address to and mints the amount of shares to the to address. The sender must transfer an amount of token, so that the ratio will be saved - shares / totalShar...

GSD-2022-1000077 CWE-749 in Dragos version all versions

In RigoBlock Dragos, all versions as of 2022-02-17 and later until a major protocol update is accomplished contain an exposed function CWE-749, specifically setMultipleAllowances which was not set to onlyOwner. The setMultipleAllowances function can be to manipulate tokens with the contract...

TurboRouter: deposit(), mint(), createSafeAndDeposit() and createSafeAndDepositAndBoost() functions do not work

Lines of code Vulnerability details Impact The TurboRouter contract inherits from the ERC4626RouterBase contract. When the user calls the deposit, mint, createSafeAndDeposit and createSafeAndDepositAndBoost functions of the TurboRouter contract, the deposit and mint functions of the...

admin can rug pull

Lines of code Vulnerability details In the links I provided, the admin can steal all user funds. this can cause reputation risk. --- The text was updated successfully, but these errors were encountered: All reactions...

Reentrancy in depositBribe in TokemakBribe.sol

Lines of code Vulnerability details Description The contract was found vulnerable to Reentrancy attack. It was noticed that the function depositBribe makes an external call to another untrusted address or a contract before it resolves any effects at line "" If the attacker controls the untrusted...

Reentrancy in depositBribeERC20

Lines of code Vulnerability details Description The contract was found vulnerable to Reentrancy attack. It was noticed that the function depositBribeERC20 makes an external call to another untrusted address or a contract before it resolves any effects at line "" If the attacker controls the...

RewardDistributor._claim() Will Always Revert if The Recipient is a Contract

Lines of code Vulnerability details Impact The claim function is called to claim a reward for a given rewardIdentifier. The leaf node is calculated using the hashed index, account and amount values and is verified to belong to the merkle tree. After setting the reward as claimed, the tokens are...

Reentrancy in depositBribeERC20 function

Lines of code Vulnerability details Impact depositBribeERC20 function in BriveVault is reentrant in line 187, where an address supplied by the caller is called. A bad actor that has DEPOSITORROLE and is a contract can execute a folowing attack: 1. Create a dummy token contract, reentrant in the...

[WP-H3] Imprecise management of users' allowance allows the admin of the upgradeable proxy contract to rug users

Lines of code Vulnerability details In the current implementation, when there is a fee on follow or collect, users need to approve to the follow modules or collect module contract, and then the Hub contract can call processFollow and transfer funds from an arbitrary address as the follower...