💎 Fed’s first rate cut since 2020 set to trigger market. Find undervalued gems with Fair ValueSee Undervalued Stocks

Bancor’s Bug Exposes Dangerously Common Practice in Ethereum DeFi

Published 06/23/2020, 12:49 PM
Updated 06/23/2020, 02:20 PM
Bancor’s Bug Exposes Dangerously Common Practice in Ethereum DeFi
ETH/USD
-

A vulnerability discovered on Bancor on June 18 would have allowed hackers to simply drain the funds of anyone who interacted with its smart contracts. The exploit relied on the concept of withdrawal authorization, introduced in the ERC-20 standard. This allows various Ethereum (ETH) DApps to automatically withdraw money from users’ wallets.

As Oded Leiba, a research engineer at ZenGo, wrote, the fund withdrawal function on Bancor’s smart contract was mistakenly set so that anyone could call it.

Continue Reading on Coin Telegraph

Latest comments

Risk Disclosure: Trading in financial instruments and/or cryptocurrencies involves high risks including the risk of losing some, or all, of your investment amount, and may not be suitable for all investors. Prices of cryptocurrencies are extremely volatile and may be affected by external factors such as financial, regulatory or political events. Trading on margin increases the financial risks.
Before deciding to trade in financial instrument or cryptocurrencies you should be fully informed of the risks and costs associated with trading the financial markets, carefully consider your investment objectives, level of experience, and risk appetite, and seek professional advice where needed.
Fusion Media would like to remind you that the data contained in this website is not necessarily real-time nor accurate. The data and prices on the website are not necessarily provided by any market or exchange, but may be provided by market makers, and so prices may not be accurate and may differ from the actual price at any given market, meaning prices are indicative and not appropriate for trading purposes. Fusion Media and any provider of the data contained in this website will not accept liability for any loss or damage as a result of your trading, or your reliance on the information contained within this website.
It is prohibited to use, store, reproduce, display, modify, transmit or distribute the data contained in this website without the explicit prior written permission of Fusion Media and/or the data provider. All intellectual property rights are reserved by the providers and/or the exchange providing the data contained in this website.
Fusion Media may be compensated by the advertisers that appear on the website, based on your interaction with the advertisements or advertisers.
© 2007-2024 - Fusion Media Limited. All Rights Reserved.