Web3 infrastructure company Jump Crypto has discovered a vulnerability in the Binance BNB Beacon Chain that will allow the creation of an unlimited number of tokens. This issue was disclosed privately to the BNB team, allowing a patch to be developed and deployed within 24 hours.
In a February 10th blog post, Jump Crypto have revealedDetailed reports on vulnerabilities discovered two days earlier that could “lead to significant capital losses”.
According to the report, BNB Chain consists of two blockchains – EVM-compatible Smart Chain (BSC) based on go-ethereum and Beacon Chain, built on Tendermint and Cosmos SDK.
Beacon Chain, however, uses a BNB fork hosted on GitHub, with several BNB-specific changes.
The vulnerability allows an attacker to generate almost unlimited amounts of BNB tokens. through malicious transfers This means that the destination account will receive more BNB tokens than originally specified by the sender.
“These findings are proof that we must all be vigilant and work together to enhance the assurance of safety in every project.”
The BNB team solved the problem in a timely manner and Changpeng Zhao, CEO of the company. Thanks to the Jump Crypto team for reporting the bug.
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