UBUNTU-CVE-2022-1802

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    UBUNTU-CVE-2022-1802

    Published: 23 May 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2022-1802

    Summary:

    Details: If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have achieved execution of attacker-controlled JavaScript code in a privileged context. This vulnerability affects Firefox ESR < 91.9.1, Firefox < 100.0.2, Firefox for Android < 100.3.0, and Thunderbird < 91.9.1.

    References: https://ubuntu.com/security/CVE-2022-1802, https://www.mozilla.org/en-US/security/advisories/mfsa2022-19/#CVE-2022-1802, https://ubuntu.com/security/notices/USN-5434-1, https://ubuntu.com/security/notices/USN-5435-1, https://www.cve.org/CVERecord?id=CVE-2022-1802

    Affected packages

    Package

    Name: firefox

    Purl: pkg:deb/ubuntu/[email protected]+build1-0ubuntu0.18.04.1?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -100.0.2+build1-0ubuntu0.18.04.1

    Affected versions

    56.0+build6-0ubuntu1

    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
    UBUNTU-CVE-2022-1802 | CVE-DB