CVE-2020-27348

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    CVE-2020-27348

    Published: 4 Dec 2020Last Modified: 8 Jul 2026

    Summary:

    Details: In some conditions, a snap package built by snapcraft includes the current directory in LD_LIBRARY_PATH, allowing a malicious snap to gain code execution within the context of another snap if both plug the home interface or similar. This issue affects snapcraft versions prior to 4.4.4, prior to 2.43.1+16.04.1, and prior to 2.43.1+18.04.1.

    References: https://github.com/snapcore/snapcraft/pull/3345, https://bugs.launchpad.net/bugs/1901572, https://usn.ubuntu.com/usn/usn-4661-1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -a0ceca9d531a34c979251030ed67b5fa2abfdd9a

    Affected versions

    4.4.3
    4.4.2
    4.4.1
    4.4

    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-2020-27348 | CVE-DB