UBUNTU-CVE-2018-5168

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    UBUNTU-CVE-2018-5168

    Published: 10 May 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-5168

    Summary:

    Details: Sites can bypass security checks on permissions to install lightweight themes by manipulating the "baseURI" property of the theme element. This could allow a malicious site to install a theme without user interaction which could contain offensive or embarrassing images. This vulnerability affects Thunderbird < 52.8, Thunderbird ESR < 52.8, Firefox < 60, and Firefox ESR < 52.8.

    References: https://ubuntu.com/security/CVE-2018-5168, https://www.mozilla.org/en-US/security/advisories/mfsa2018-11/#CVE-2018-5168, https://www.mozilla.org/en-US/security/advisories/mfsa2018-12/#CVE-2018-5168, https://ubuntu.com/security/notices/USN-3645-1, https://ubuntu.com/security/notices/USN-3660-1, https://www.cve.org/CVERecord?id=CVE-2018-5168

    Affected packages

    Package

    Name: firefox

    Purl: pkg:deb/ubuntu/[email protected]+build2-0ubuntu0.14.04.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -60.0+build2-0ubuntu0.14.04.1

    Affected versions

    24.0+build1-0ubuntu1

    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