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    CVE-2002-2159

    Linksys EtherFast Cable/DSL BEFSR11, BEFSR41 and BEFSRU31 with the firmware 1.42.7 upgrade installed opens TCP port 5678 for remote administration even when the "Block WAN" and "Remote Admin" options are disabled, which allows remote attackers to gain access.

    Published:Dec 31, 2002
    Last Modified:Apr 16, 2026
    EPS:Nov 16, 2005
    EPSS Score:0.01122
    CVSS Score:10

    Affected Products

    Vendor
    Linksys
    Product
    Befsr11
    Vendor
    Linksys
    Product
    Befsr41
    Vendor
    Linksys
    Product
    Befsru31

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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