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    CVE-2007-4011

    Cisco 4100 and 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controller (WLC) software before 3.2 20070727, 4.0 before 20070727, and 4.1 before 4.1.180.0 allows remote attackers to cause a denial of service (traffic amplification or ARP storm) via a crafted unicast ARP request that (1) has a destination MAC address unknown to the Layer-2 infrastructure, aka CSCsj69233; or (2) occurs during Layer-3 roaming across IP subnets, aka CSCsj70841.

    Published:Jul 26, 2007
    Last Modified:Apr 23, 2026
    EPS:Jul 26, 2007
    EPSS Score:0.01075
    CVSS Score:7.1

    Affected Products

    Vendor
    Cisco
    Product
    4100 Wireless Lan Controller
    Vendor
    Cisco
    Product
    4400 Wireless Lan Controller
    Vendor
    Cisco
    Product
    Airespace 4000 Wireless Lan Controller
    Vendor
    Cisco
    Product
    Catalyst 3750
    Vendor
    Cisco
    Product
    Catalyst 6500
    Vendor
    Cisco
    Product
    Wireless Lan Controller Software

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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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