UBUNTU-CVE-2021-20316

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    UBUNTU-CVE-2021-20316

    Published: 23 Aug 2022Last Modified: 28 Jul 2026
    Upstream:
    CVE-2021-20316

    Summary:

    Details: A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share.

    References: https://ubuntu.com/security/CVE-2021-20316, https://www.samba.org/samba/security/CVE-2021-20316.html, https://www.cve.org/CVERecord?id=CVE-2021-20316

    Affected packages

    Package

    Name: samba

    Purl: pkg:deb/ubuntu/samba?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2:3.6.18-1ubuntu3

    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
    UBUNTU-CVE-2021-20316 | CVE-DB