DeFi protocol Arcadia Finance hacked on Ethereum and Optimism for $455K

A hacker drained about $455,000 from noncustodial decentralized finance (DeFi) protocol Arcadia Finance by exploiting a code vulnerability.

Blockchain investigator PeckShield alerted about the hack on Arcadia Finance, highlighting the lead to as “the deficiency of untrusted input validation.” The code supposedly lacked a validation system to cross-check unverified inputs. This loophole allowed the hacker to drain cash truly worth approximately $455,000 from Ethereum (darcWETH) and Optimism (darcUSDC) vaults.

Arcadia Finance code needed no validation of untrusted enter. Supply: PeckShield

Arcadia Finance has not still responded to Cointelegraph’s ask for for remark about the hack. Nevertheless, the group informed Cointelegraph that the root result in pointed out by PeckShield is mistaken.

Arcadia Finance confirmed the hack two several hours just after PeckShield’s intimation and subsequently paused the contracts to avert additional bleeding of money.

Though the investigations are underway, Arcadia’s code houses yet another vulnerability, which could establish catastrophic for the protocol if exploited. In accordance to PeckShield:

“In addition, there is a absence of reentrancy protection, which enables for the immediate liquidation to bypass the inner vault overall health examine.”

Most of the stolen resources have been from Optimism — roughly 180 Ether (ETH) — and have been washed by means of Twister Cash. Nonetheless, the stolen tokens on Ethereum — worthy of about $103,000 at the time of producing — continue being parked at the suspected wallet tackle.

Associated: Multichain MPC bridge sees $100M+ outflows, sparking fears of exploit

In the second quarter of 2023, hacks and exploits in the crypto space resulted in a cumulative loss of around $300 million.

A report by blockchain security business CertiK confirmed that a total of 212 protection incidents were recorded in the quarter, resulting in a decline of $313,566,528 from Net3 protocols.

In contrast with the past year’s Q2 info, CertiK observed that the crypto hacks declined by 58%. Out of the great deal, the BNB Sensible Chain recorded the most incidents, with 119 incidents major to $70,711,385 in losses.

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