CVE-2021-25740

    Dashboard / Vulnerabilities / CVE-2021-25740

    CVE-2021-25740

    Published: 20 Sept 2021Last Modified: 14 Mar 2026

    Summary:

    Details: A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.

    References: https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE, https://security.netapp.com/advisory/ntap-20211014-0001/, https://github.com/kubernetes/kubernetes/issues/103675

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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
    CVE-2021-25740 | CVE-DB