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    CVE-2020-3559

    A vulnerability in Cisco Aironet Access Point (AP) Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper handling of clients that are trying to connect to the AP. An attacker could exploit this vulnerability by sending authentication requests from multiple clients to an affected device. A successful exploit could allow the attacker to cause the affected device to reload.

    Published:Sep 24, 2020
    Last Modified:Nov 21, 2024
    EPS:Sep 24, 2020
    EPSS Score:0.01276
    CVSS Score:8.6

    Affected Products

    Vendor
    Cisco
    Product
    1111-4pwe
    Vendor
    Cisco
    Product
    1111-8plteeawb
    Vendor
    Cisco
    Product
    1111-8pwb
    Vendor
    Cisco
    Product
    1113-8plteeawe
    Vendor
    Cisco
    Product
    1113-8pmwe
    Vendor
    Cisco
    Product
    1113-8pwe
    Vendor
    Cisco
    Product
    1116-4plteeawe
    Vendor
    Cisco
    Product
    1116-4pwe
    Vendor
    Cisco
    Product
    1117-4plteeawe
    Vendor
    Cisco
    Product
    1117-4pmlteeawe
    Vendor
    Cisco
    Product
    1117-4pmwe
    Vendor
    Cisco
    Product
    1117-4pwe
    Vendor
    Cisco
    Product
    Access Points
    Vendor
    Cisco
    Product
    Aironet 1815
    Vendor
    Cisco
    Product
    Aironet 1830e
    Vendor
    Cisco
    Product
    Aironet 1830i
    Vendor
    Cisco
    Product
    Aironet 1850e
    Vendor
    Cisco
    Product
    Aironet 1850i
    Vendor
    Cisco
    Product
    Aironet Access Point Software
    Vendor
    Cisco
    Product
    Business 140ac
    Vendor
    Cisco
    Product
    Business 145ac
    Vendor
    Cisco
    Product
    Business 240ac
    Vendor
    Cisco
    Product
    Business Access Points
    Vendor
    Cisco
    Product
    Catalyst 9800-40
    Vendor
    Cisco
    Product
    Catalyst 9800-80
    Vendor
    Cisco
    Product
    Catalyst 9800-cl
    Vendor
    Cisco
    Product
    Catalyst 9800-l
    Vendor
    Cisco
    Product
    Catalyst 9800-l-c
    Vendor
    Cisco
    Product
    Catalyst 9800-l-f
    Vendor
    Cisco
    Product
    Wireless Lan Controller

    Exploits

    No exploit reference

    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