In the wake of a $292 million exploit that left a significant collateral shortfall, Aave and several prominent crypto firms have collaborated on a recovery effort to stabilize the decentralized finance (DeFi) market. Dubbed 'DeFi United', this initiative, led by Aave service providers, aims to restore the backing of rsETH, a yield-bearing ether (ETH) derivative token central to the exploit. Aave has announced that multiple participants have already committed to supporting this effort, with staking provider Lido Finance and EtherFi being among the first to offer aid. Lido Labs Foundation proposed allocating up to 2,500 stETH, valued at approximately $5.7 million, to a relief fund, while EtherFi suggested a 5,000 ETH plan to safeguard users and avert bad debt across DeFi.
Aave's founder, Stani Kulechov, also pledged 5,000 ETH, stating his commitment to finding the best possible outcome for users and normalizing market conditions as soon as possible. The initiative follows the largest crypto exploit of the year, which sent shockwaves through DeFi lending markets. The exploit, resulting from a vulnerability in KelpDAO's integration with LayerZero, allowed an attacker to mint 116,500 unbacked rsETH tokens.
Instead of selling these tokens, the attacker used nearly 90,000 rsETH as collateral on Aave, borrowing around $190 million in ETH and other assets. This left Aave with impaired collateral, triggering a rush of deposit withdrawals and a $10 billion plunge in the platform's total asset value. The estimated shortfall stands at over 112,000 rsETH, according to Aave's incident report.
Prior to the DeFi United initiative, some early containment efforts were made, including Arbitrum's security council freezing 30,766 ETH, worth roughly $71 million, tied to the exploit. However, the remaining stolen funds were bridged and swapped into bitcoin via Thorchain, complicating recovery efforts. The current initiative focuses on stabilizing the system through a coordinated bailout to recapitalize rsETH and mitigate losses, rather than attempting to recover the stolen funds.