UBUNTU-CVE-2019-11738

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    UBUNTU-CVE-2019-11738

    Published: 4 Sept 2019Last Modified: 22 Apr 2026
    Upstream:
    CVE-2019-11738
    Aliases:
    USN-4122-1

    Summary:

    Details: If a Content Security Policy (CSP) directive is defined that uses a hash-based source that takes the empty string as input, execution of any javascript: URIs will be allowed. This could allow for malicious JavaScript content to be run, bypassing CSP permissions. This vulnerability affects Firefox < 69 and Firefox ESR < 68.1.

    References: https://ubuntu.com/security/CVE-2019-11738, https://www.mozilla.org/en-US/security/advisories/mfsa2019-25/#CVE-2019-11738, https://ubuntu.com/security/notices/USN-4122-1, https://www.cve.org/CVERecord?id=CVE-2019-11738

    Affected packages

    Package

    Name: firefox

    Purl: pkg:deb/ubuntu/[email protected]+build2-0ubuntu0.16.04.4?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -69.0+build2-0ubuntu0.16.04.4

    Affected versions

    41.0.2+build2-0ubuntu1

    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