CVE-2017-7813

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    CVE-2017-7813

    Published: 11 Jun 2018Last Modified: 10 Mar 2026

    Summary:

    Details: Inside the JavaScript parser, a cast of an integer to a narrower type can result in data read from outside the buffer being parsed. This usually results in a non-exploitable crash, but can leak a limited amount of information from memory if it matches JavaScript identifier syntax. This vulnerability affects Firefox < 56.

    References: , http://www.securityfocus.com/bid/101057, http://www.securitytracker.com/id/1039465, https://www.mozilla.org/security/advisories/mfsa2017-21/, https://bugzilla.mozilla.org/show_bug.cgi?id=1383951

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2017-7813 | CVE-DB