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    CVE-2021-3849

    An authentication bypass vulnerability was discovered in the web interface of the Lenovo Fan Power Controller2 (FPC2) and Lenovo System Management Module (SMM) firmware that could allow an unauthenticated attacker to execute commands on the SMM and FPC2. SMM2 is not affected.

    Published:Apr 22, 2022
    Last Modified:Nov 21, 2024
    EPS:Apr 22, 2022
    EPSS Score:0.00507
    CVSS Score:9.8

    Affected Products

    Vendor
    Ibm
    Product
    Nextscale Fan Power Controller
    Vendor
    Ibm
    Product
    Nextscale Fan Power Controller Firmware
    Vendor
    Lenovo
    Product
    Nextscale N1200 Enclosure
    Vendor
    Lenovo
    Product
    Nextscale N1200 Enclosure Firmware
    Vendor
    Lenovo
    Product
    Thinkagile Hx Enclosure Certified Node
    Vendor
    Lenovo
    Product
    Thinkagile Hx Enclosure Certified Node Firmware
    Vendor
    Lenovo
    Product
    Thinkagile Vx Enclosure
    Vendor
    Lenovo
    Product
    Thinkagile Vx Enclosure Firmware
    Vendor
    Lenovo
    Product
    Thinksystem D2 Enclosure
    Vendor
    Lenovo
    Product
    Thinksystem D2 Enclosure Firmware

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-127 Directory Indexing
    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    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