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    CVE-2009-5017

    Mozilla Firefox before 3.6 Beta 3 does not properly handle overlong UTF-8 encoding, which makes it easier for remote attackers to bypass cross-site scripting (XSS) protection mechanisms via a crafted string, a different vulnerability than CVE-2010-1210.

    Published:Aug 21, 2009
    Last Modified:Apr 11, 2025
    EPS:Nov 12, 2010
    EPSS Score:0.00166
    CVSS Score:4.3

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    http://sirdarckcat.blogspot.com/2009/10/couple-of-unicode-issues-on-php-and.htmlhttp://sirdarckcat.blogspot.com/2009/10/couple-of-unicode-issues-on-php-and.html

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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