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This Press Absolution contains advice apropos the acknowledgment to a analytical vulnerability applicative to miners of Bitcoin Cash application Bitcoin-ABC adaptation 0.17.0. Appropriate activity has been taken to abate the appulse of this vulnerability. This absolution is provided for advice purposes only.
Bitcoin ABC 0.17.1 fixes this problem.
On April 26, 2024, Bitcoin-ABC developers were notified by alien person(s) of the vulnerability. If exploited the blemish would accept acquired an adventitious breach in the Bitcoin Cash network.
An antagonist could accept complete a awful transaction which would be accustomed by Bitcoin-ABC 0.17.0 and mined into a block. This block would be alone by all added versions of Bitcoin Cash adjustable implementations. The awful transaction would accommodate the bitflag of 0x20 set in the signature assortment type.
BUCash (Bitcoin Unlimited) and versions of Bitcoin-ABC above-mentioned to 0.17.0 could accept been breach from the majority Bitcoin Cash blockchain. Only Bitcoin ABC and BUCash nodes were included in the assay of this vulnerability.
After assay of the vulnerability and accessible responses, Bitcoin-ABC developers able a application for the vulnerability, and a clandestine release, to administer anon to mining basin operators. Due to the decentralized attributes of the mining association it was not accessible to ability anybody directly. This clandestine absolution was provided to absolute Bitcoin Cash miners to advanced to trusted miners already they had upgraded.
We admonish any Bitcoin ABC 0.17.0 users to advancement to the latest adaptation as anon as possible.
Bitcoin ABC will be demography several accomplishments in adjustment to anticipate such an accident from occuring again, as able-bodied as abate the all-embracing acknowledgment time in the case of appearing issues in the future. Additionally, Bitcoin ABC is in discussions with industry participants to authorize a academic bug compensation system.
Bitcoin ABC wants to acknowledge the person(s) who appear this vulnerability responsibly. They provided a bright and able report. If they are accommodating to appear forward, we would like to ensure they accept a reward.
We additionally appetite to acknowledge the miners for their cooperation, understanding, and for the fast and able way in which they took activity to assure the Bitcoin Cash arrangement and its users.
Supporting Link
https://www.bitcoinabc.org/
Contact Email Address
[email protected]
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