UBUNTU-CVE-2018-20990

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    UBUNTU-CVE-2018-20990

    Published: 26 Aug 2019Last Modified: 20 May 2026
    Upstream:
    CVE-2018-20990

    Summary:

    Details: An issue was discovered in the tar crate before 0.4.16 for Rust. Arbitrary file overwrite can occur via a symlink or hardlink in a TAR archive.

    References: https://ubuntu.com/security/CVE-2018-20990, https://rustsec.org/advisories/RUSTSEC-2018-0002.html, https://www.cve.org/CVERecord?id=CVE-2018-20990

    Affected packages

    Package

    Name: rust-tar

    Purl: pkg:deb/ubuntu/rust-tar?arch=source&distro=esm-infra%2Ffocal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.4.26-1
    0.4.26-1ubuntu0.1

    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