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Detail Analysis

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Date:

Status:

Count:

Contributor:

September 27, 2021

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Verified

3

zerofriction.io

Loss Amount:

140,000

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Recovered Amount:

-

Currency:

Dollars, ETH

KYC By:

Audit By:

None

None

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Website:

No data

Twitter:

No data

Discord:

No data

Telegram:

No data

Medium:

No data

Github:

No data

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Key Indicators

Platform:

Type:

Category:

Method:

Ethereum, DeversiFi

Exchange

Assets

Contract Vulnerabilities

Extended Method:

Logic error, excessive transaction fees

Data Sources:

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The non-custodial exchange DeversiFi released a post-mortem analysis report for the previous gas transaction that included 7676.62 ETH, saying that the potential problems in the EthereumJS library are combined with the gas fee changes related to the EIP-1559 upgrade in some cases, and the Ledger hardware wallet may exist The display problem of, may lead to extremely high transaction fees. When this happens, only wallets with very large funds will be affected, and other users will display transaction failures during transactions. In addition, after Bitfinex negotiated with the miners, the miners had returned 7,626 ETH, and the remaining 50 ETH was provided to the miners as a refund fee. It was previously reported that a major wallet on the Bitfinex exchange made a $100,000 USDT transfer with a total of 7676.62 ETH (approximately US$23.54 million) in Gas fees. The final recipient was a non-custodial spin-off from Bitfinex in 2019. Exchange DeversiFi.

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DISCLAIMER: While Zero Friction LLC has used the best efforts in aggregating and maintaining this database, Zero Friction LLC makes no representations or warranties with respect to the accuracy or completeness, and specifically disclaim any implied warranties of merchantability or fitness for any particular purpose. 

Under no circumstances, shall Zero Friction LLC be liable for any loss of profit or funds, any regulatory or governmental penalties, any legal costs, or any other commercial and non-commercial damages, including but not limited to special, incidental, consequential, or other damages from any or all usage of the dataset or information derived from our database.