CVE-2021-20987

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    CVE-2021-20987

    Published: 16 Feb 2021Last Modified: 10 Mar 2026

    Summary:

    Details: A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices crash without recovery.

    References: , https://kb.hilscher.com/pages/viewpage.action?pageId=108969480, https://cert.vde.com/en-us/advisories/vde-2021-007

    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-2021-20987 | CVE-DB