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    CVE-2017-7821

    A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.

    Published:Jun 11, 2018
    Last Modified:Nov 21, 2024
    EPS:Jun 11, 2018
    EPSS Score:0.0273
    CVSS Score:9.8

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox

    Exploits

    https://bugzilla.mozilla.org/show_bug.cgi?id=1346515https://bugzilla.mozilla.org/show_bug.cgi?id=1346515

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    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