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    CVE-2023-28110

    Jumpserver is a popular open source bastion host, and Koko is a Jumpserver component that is the Go version of coco, refactoring coco's SSH/SFTP service and Web Terminal service. Prior to version 2.28.8, using illegal tokens to connect to a Kubernetes cluster through Koko can result in the execution of dangerous commands that may disrupt the Koko container environment and affect normal usage. The vulnerability has been fixed in v2.28.8.

    Published:Mar 16, 2023
    Last Modified:Feb 25, 2025
    EPS:Mar 16, 2023
    EPSS Score:0.00365
    CVSS Score:5.7

    Affected Products

    Vendor
    Fit2cloud
    Product
    Jumpserver
    Vendor
    Fit2cloud
    Product
    Koko

    Exploits

    https://github.com/jumpserver/jumpserver/security/advisories/GHSA-6x5p-jm59-jh29https://github.com/jumpserver/jumpserver/security/advisories/GHSA-6x5p-jm59-jh29

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    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