DEBIAN-CVE-2021-3155

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    DEBIAN-CVE-2021-3155

    Published: 17 Feb 2022Last Modified: 23 Oct 2026
    Upstream:
    CVE-2021-3155

    Summary:

    Details: snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1

    References: https://security-tracker.debian.org/tracker/CVE-2021-3155

    Affected packages

    Package

    Name: snapd

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.54-1

    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-2021-3155 | CVE-DB