CVE-2014-4720

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    CVE-2014-4720

    Published: 6 Jul 2014Last Modified: 16 Apr 2026

    Summary:

    Details: Email::Address module before 1.904 for Perl uses an inefficient regular expression, which allows remote attackers to cause a denial of service (CPU consumption) via vectors related to "backtracking into the phrase," a different vulnerability than CVE-2014-0477.

    References: http://seclists.org/oss-sec/2014/q2/563, https://github.com/rjbs/Email-Address/blob/master/Changes

    Affected packages

    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