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    CVE-2021-33317

    The TRENDnet TI-PG1284i switch(hw v2.0R) prior to version 2.0.2.S0 suffers from a null pointer dereference vulnerability. This vulnerability exists in its lldp related component. Due to fail to check if ChassisID TLV is contained in the packet, by sending a crafted lldp packet to the device, an attacker can crash the process due to null pointer dereference.

    Published:May 11, 2022
    Last Modified:Nov 21, 2024
    EPS:May 11, 2022
    EPSS Score:0.00458
    CVSS Score:7.5

    Affected Products

    Vendor
    Trendnet
    Product
    Teg-30102ws
    Vendor
    Trendnet
    Product
    Teg-30102ws Firmware
    Vendor
    Trendnet
    Product
    Ti-g102i
    Vendor
    Trendnet
    Product
    Ti-g102i Firmware
    Vendor
    Trendnet
    Product
    Ti-g160i
    Vendor
    Trendnet
    Product
    Ti-g160i Firmware
    Vendor
    Trendnet
    Product
    Ti-g642i
    Vendor
    Trendnet
    Product
    Ti-g642i Firmware
    Vendor
    Trendnet
    Product
    Ti-pg102i
    Vendor
    Trendnet
    Product
    Ti-pg102i Firmware
    Vendor
    Trendnet
    Product
    Ti-pg1284i
    Vendor
    Trendnet
    Product
    Ti-pg1284i Firmware
    Vendor
    Trendnet
    Product
    Ti-pg541i
    Vendor
    Trendnet
    Product
    Ti-pg541i Firmware
    Vendor
    Trendnet
    Product
    Ti-rp262i
    Vendor
    Trendnet
    Product
    Ti-rp262i Firmware
    Vendor
    Trendnet
    Product
    Tpe-30102ws
    Vendor
    Trendnet
    Product
    Tpe-30102ws Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    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