UBUNTU-CVE-2019-9942

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    UBUNTU-CVE-2019-9942

    Published: 23 Mar 2019Last Modified: 4 Feb 2026
    Upstream:
    CVE-2019-9942
    Aliases:
    USN-5947-1

    Summary:

    Details: A sandbox information disclosure exists in Twig before 1.38.0 and 2.x before 2.7.0 because, under some circumstances, it is possible to call the __toString() method on an object even if not allowed by the security policy in place.

    References: https://ubuntu.com/security/CVE-2019-9942, https://github.com/twigphp/Twig/commit/eac5422956e1dcca89a3669a03a3ff32f0502077, https://symfony.com/blog/twig-sandbox-information-disclosure, https://ubuntu.com/security/notices/USN-5947-1, https://www.cve.org/CVERecord?id=CVE-2019-9942

    Affected packages

    Package

    Name: twig

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.23.1-1ubuntu4+esm1

    Affected versions

    1.20.0-1

    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