375 hack event(s)
Description of the event: The attacker used a reentrancy attack to steal funds (containing approximately 1,278 ETH) from Uniswap's ETH-imBTC Uniswap liquidity pool.
Amount of loss: 1,278 ETH Attack method: ERC777 Reentrancy Attack
Description of the event: Due to the congestion of Ethereum, the gas soared, and the liquidated ETH was sold at a price of 0 US dollars using the MakerDao auction loophole.
Amount of loss: $ 7,900,000 Attack method: Liquidation Mechanism Flaw
Description of the event: bZx was attacked again with an estimated loss of $645,000 of ETH
Amount of loss: $645,000 Attack method: Oracle Attack
Description of the event: DeFi lending protocol bZx exploited, may lose up to $350,000.
Amount of loss: $350,000 Attack method: Oracle Attack
Description of the event: Fountain (FTN) has an overflow vulnerability, the attacker performs an overflow attack by calling batchTransfers.
Amount of loss: - Attack method: Overflow
Description of the event: The attacker created a malicious contract masquerading as an ERC20 token, and the "transfer" function re-invokes the payment channel contract repeatedly, each time exhausting some ETH.
Amount of loss: 165.38 ETH Attack method: Reentrancy attack
Description of the event: Ethereum Fomo 3D was hacked and hacker used special attack techniques to take the bonus.
Amount of loss: 10,469.66 ETH Attack method: Transaction congestion attack
Description of the event: Ethereum Fomo 3D was hacked, Fomo 3D website 24-hour access reduced 21.95 percent, 24-hour flow decreased 38.32%
Amount of loss: - Attack method: DDoS Attack
Description of the event: The Bancor platform theft was related to the BancorConverter contract, and the attacker (hacker/mole) is very likely to get the private key of the 0x009bb5e9fcf28e5e601b7d0e9e821da6365d0a9c.
Amount of loss: 24,984 ETH，3,236,967 BNT，229,356,645 NPXS， Attack method: Private Key Leakage
Description of the event: EDU smart contract has critical vulnerability , and can transfer the EDU Token in any account.
Amount of loss: - Attack method: Logic Vulnerability
Description of the event: According to the SlowMist Zone disclosure, the BAI smart contract has the same vulnerabilities as the EDU, and can transfer the BAI Token in any account. There are also a large number of robbery.
Amount of loss: - Attack method: Logic Vulnerability
Description of the event: SmartMesh has a significant security like BEC.
Amount of loss: $ 140,000,000 Attack method: Overflow
Description of the event: Hacker exploited the data overflow to attack the smart contract of BeautyChain, successfully transferred the BEC token to the two addresses resulted in the massive BEC being sold in the market, and the value of the digital currency was almost zero, which brought a crushing blow to BEC market.
Amount of loss: $ 1,000,000,000 Attack method: Overflow
Description of the event: On July 29, 2017, the Ethereum multi-signature wallet company Parity issued a security alert, notifying users of serious vulnerabilities in its wallet v1.5 or later. That day, a black hat hacker used the vulnerability to exhaust the Parity wallets of three Ethereum projects, stealing a total of 153,037 ETH from Swarm City, Edgeless, and Aeternity.
Amount of loss: 153,037 ETH Attack method: Unauthorized operation
Description of the event: The DAO smart contract running on the Ethereum suffered a reentrancy-attack-on-smart-contract.
Amount of loss: $ 60,000,000 Attack method: Reentrancy attack