CVE-2021-20264

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    CVE-2021-20264

    Published: 6 Oct 2021Last Modified: 8 Jul 2026

    Summary:

    Details: An insecure modification flaw in the /etc/passwd file was found in the openjdk-1.8 and openjdk-11 containers. This flaw allows an attacker with access to the container to modify the /etc/passwd and escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

    References: https://bugzilla.redhat.com/show_bug.cgi?id=1932283

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- da75f3c4ad5bdf25167a3ed80e51f567ab3dbd01
    Fixed -None

    Affected versions

    11

    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-2021-20264 | CVE-DB