UBUNTU-CVE-2018-6198

    Dashboard / Vulnerabilities / UBUNTU-CVE-2018-6198

    UBUNTU-CVE-2018-6198

    Published: 24 Jan 2018Last Modified: 4 Feb 2026
    Upstream:
    CVE-2018-6198

    Summary:

    Details: w3m through 0.5.3 does not properly handle temporary files when the ~/.w3m directory is unwritable, which allows a local attacker to craft a symlink attack to overwrite arbitrary files.

    References: https://ubuntu.com/security/CVE-2018-6198, https://github.com/tats/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753, https://bugs.debian.org/888097, https://salsa.debian.org/debian/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753, https://ubuntu.com/security/notices/USN-3555-1, https://ubuntu.com/security/notices/USN-3555-2, https://www.cve.org/CVERecord?id=CVE-2018-6198

    Affected packages

    Package

    Name: w3m

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.5.3-15ubuntu0.2

    Affected versions

    0.5.3-11
    0.5.3-12
    0.5.3-13
    0.5.3-15
    0.5.3-15ubuntu0.1

    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