DEBIAN-CVE-2021-25737

    Dashboard / Vulnerabilities / DEBIAN-CVE-2021-25737

    DEBIAN-CVE-2021-25737

    Published: 6 Sept 2021Last Modified: 1 Sept 2026
    Upstream:
    CVE-2021-25737

    Summary:

    Details: A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.

    References: https://security-tracker.debian.org/tracker/CVE-2021-25737

    Affected packages

    Package

    Name: kubernetes

    Purl: pkg:deb/debian/kubernetes?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.20.5+really1.20.2-1

    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
    DEBIAN-CVE-2021-25737 | CVE-DB