The Ethereum (ETH) smart contract of 0x (ZRX) decentralized exchange (DEX) protocol has been suspended after a vulnerability has been uncovered in its code, the project’s team announced in a Medium post published on July 13. Per the announcement, third-party security researcher samczsun warned the 0x team about the vulnerability in the exchange smart contract and, after evaluating it, the team suspended the exchange’s contract and the AssetProxy contracts. The vulnerability would have allowed an attacker to fill certain orders with invalid signatures. The announcement reassures that one has exploited this vulnerability and no users have lost their funds. The …
Cream Finance, a major decentralized finance (DeFi) protocol focused on lending, has suffered a severe exploit, with a hacker stealing nearly $19 million from its platform. An unknown hacker has managed to gain $18.8 million in the latest flash loan exploit of the Cream Finance protocol through a reentrancy bug introduced by the Amp token, according to an investigation by blockchain security firm PeckShield. Announcing the news Monday, Cream Finance said that the protocol has stopped the exploit by pausing supply and borrow contracts on the Amp token. “No other markets were affected,” Cream Finance stated. C.R.E.A.M. v1 market on …
Decentralized finance continues to make its impact on the crypto market, and with over $13 billion of total value of assets locked, DeFi projects are clearly resonating with eager crypto investors. Yet while the DeFi space has been progressing over the last year, a number of illegitimate projects have come to fruition, reminding some of the 2017 ICO boom and its subsequent bust. For example, Harvest Finance, a major decentralized protocol, was recently hacked. The attacker made away with $24 million from Harvest Finance pools. Most recently, Value DeFi, the decentralized finance protocol, fell victim to a $6-million flash loan …
Following a recent oracle issue, asset issuance platform Synthetix will reverse the misplaced 37 million synthetic ether (sETH) in exchange for a bug bounty, Synthetix founder Kain Warwick stated on June 25. According to the statement, Synthetix has now resumed trading and transfers after the platform yesterday suffered an oracle error that led to several trades with profits of 1000x, resulting in more than $1 billion in profits in under an hour. Warwick, who is also CEO of Australia-based payment operator blueshyft, has described the details of the accident, noting that the error, which led one of APIs on the …
An Ethereum (ETH) 2.0 Proof-of-Stake (PoS) testnet beacon blockchain is now live. Preston Van Loon, co-founder of sharding development firm Prysmatic Labs, announced the development in a Medium post on May 7. Ethereum 2.0 is an upcoming new Ethereum chain featuring improvements in security, scalability, and decentralization. Ethereum 2.0 would not be introduced to the current Ethereum network by means of a hard fork. Instead, users will be able to transfer value from the current Proof-of-Work (PoW) chain via a one-way smart contract. The announcement also notes that shards are a core concept behind Ethereum 2.0. Shards are individual chains …