UBUNTU-CVE-2023-3417

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    UBUNTU-CVE-2023-3417

    Published: 24 Jul 2023Last Modified: 22 Apr 2026
    Upstream:
    CVE-2023-3417
    Aliases:
    USN-6333-1

    Summary:

    Details: Thunderbird allowed the Text Direction Override Unicode Character in filenames. An email attachment could be incorrectly shown as being a document file, while in fact it was an executable file. Newer versions of Thunderbird will strip the character and show the correct file extension. This vulnerability affects Thunderbird < 115.0.1 and Thunderbird < 102.13.1.

    References: https://ubuntu.com/security/CVE-2023-3417, https://www.mozilla.org/en-US/security/advisories/mfsa2023-27/#CVE-2023-3417, https://www.mozilla.org/en-US/security/advisories/mfsa2023-28/#CVE-2023-3417, https://www.mozilla.org/security/advisories/mfsa2023-27/, https://www.mozilla.org/security/advisories/mfsa2023-28/, https://ubuntu.com/security/notices/USN-6333-1, https://www.cve.org/CVERecord?id=CVE-2023-3417

    Affected packages

    Package

    Name: thunderbird

    Purl: pkg:deb/ubuntu/thunderbird@1:102.15.0+build1-0ubuntu0.20.04.1?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:102.15.0+build1-0ubuntu0.20.04.1

    Affected versions

    1:68.1.2+build1-0ubuntu1
    1:68.1.2+build1-0ubuntu2

    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-2023-3417 | CVE-DB