GHSA-vjj6-5m9f-wqjw

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    GHSA-vjj6-5m9f-wqjw

    Published: 25 May 2022Last Modified: 8 Nov 2023

    Summary: NULL Pointer Dereference in HyperLedger Fabric

    Details: A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.1.0. This bug can be leveraged by constructing a message whose payload is nil and sending this message with the method 'forwardToLeader'. This bug has been admitted and fixed by the developers of Fabric. If leveraged, any leader node will crash.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-43667, https://github.com/hyperledger/fabric/pull/2838/commits/ebf94b10ecc86d3a91619b98befc52277b1e3474, https://github.com/hyperledger/fabric/pull/2844, https://jira.hyperledger.org/browse/FAB-18529, github.com/hyperledger/fabric

    Affected packages

    Package

    Name: github.com/hyperledger/fabric

    Purl: pkg:golang/github.com/hyperledger/fabric

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 2.3.0
    Fixed -2.3.3

    Affected versions

    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
    GHSA-vjj6-5m9f-wqjw | CVE-DB