PT-2024-35489 · Unknown · Bitcoin Core

Suhas Daftuar · Published 2024-11-18 · Updated 2024-11-18 · CVE-2024-52921

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions: Bitcoin Core versions prior to 25.0

Description: The issue allows a peer to affect the download state of other peers by sending a mutated block. This can potentially disrupt the normal functioning of the Bitcoin network.

Recommendations: For versions prior to 25.0, update to version 25.0 or later to resolve the issue. As a temporary workaround, consider restricting communication with untrusted peers to minimize the risk of exploitation.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2024-52921

Affected Products

Bitcoin Core

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2024-52921 · Security Note
• https://osv.dev/vulnerability/CVE-2024-52921 · Vendor Advisory
• https://bitcoincore.org/en/2024/10/08/disclose-mutated-blocks-hindering-propagation · Vendor Advisory
• https://t.me/cvedetector/11264 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1858427123536437391 · Twitter Post
• https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures · Note