CVE-2021-3401

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    CVE-2021-3401

    Published: 4 Feb 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states "I believe that this vulnerability cannot actually be exploited."

    References: https://achow101.com/2021/02/0.18-uri-vuln, https://github.com/bitcoin/bitcoin/pull/16578

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -42414bfd054793ca7bcf5ba329c48649e5d7933c

    Affected versions

    v0.19.0rc3
    v0.19.0rc2
    v0.19.0rc1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-3401 | CVE-DB