CVE-2021-31819

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    CVE-2021-31819

    Published: 22 Sept 2021Last Modified: 9 Jul 2026

    Summary:

    Details: In Halibut versions prior to 4.4.7 there is a deserialisation vulnerability that could allow remote code execution on systems that already trust each other based on certificate verification.

    References: https://advisories.octopus.com/adv/2021-08---Remote-Code-Execution-via-Deserialisation-in-the-Halibut-Protocol-%28CVE-2021-31819%29.2250309681.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -b325aeb4cce5a9ff0b663c67ccabb3bd5d04cb34

    Affected versions

    4.4.6
    4.4.5
    4.4.4
    4.4.3
    4.4.2
    4.4.1
    4.4.0

    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-2021-31819 | CVE-DB