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    CVE-2021-20024

    Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations.

    Published:Jul 9, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 9, 2021
    EPSS Score:0.00076
    CVSS Score:8.1

    Affected Products

    Vendor
    Sonicwall
    Product
    Switch
    Vendor
    Sonicwall
    Product
    Sws12-10fpoe
    Vendor
    Sonicwall
    Product
    Sws12-8
    Vendor
    Sonicwall
    Product
    Sws12-8poe
    Vendor
    Sonicwall
    Product
    Sws14-24
    Vendor
    Sonicwall
    Product
    Sws14-24fpoe
    Vendor
    Sonicwall
    Product
    Sws14-48
    Vendor
    Sonicwall
    Product
    Sws14-48fpoe

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    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