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    CVE-2017-3765

    In Enterprise Networking Operating System (ENOS) in Lenovo and IBM RackSwitch and BladeCenter products, an authentication bypass known as "HP Backdoor" was discovered during a Lenovo security audit in the serial console, Telnet, SSH, and Web interfaces. This bypass mechanism can be accessed when performing local authentication under specific circumstances. If exploited, admin-level access to the switch is granted.

    Published:Jan 10, 2018
    Last Modified:Nov 21, 2024
    EPS:Jan 10, 2018
    EPSS Score:0.00036
    CVSS Score:7

    Affected Products

    Vendor
    Ibm
    Product
    1g L2-7 Slb Switch For Bladecenter
    Vendor
    Ibm
    Product
    Bladecenter 1\
    Vendor
    Ibm
    Product
    Bladecenter Layer 2\/3 Copper Ethernet Switch Module
    Vendor
    Ibm
    Product
    Bladecenter Virtual Fabric 10gb Switch Module
    Vendor
    Ibm
    Product
    Flex System En2092 1gb Ethernet Scalable Switch
    Vendor
    Ibm
    Product
    Flex System Fabric Cn4093 10gb Converged Scalable Switch
    Vendor
    Ibm
    Product
    Flex System Fabric En4093\/en4093r 10gb Scalable Switch
    Vendor
    Ibm
    Product
    Flex System Fabric Si4093 10gb System Interconnect Module
    Vendor
    Ibm
    Product
    Rackswitch G8052
    Vendor
    Ibm
    Product
    Rackswitch G8124
    Vendor
    Ibm
    Product
    Rackswitch G8124e
    Vendor
    Ibm
    Product
    Rackswitch G8264
    Vendor
    Ibm
    Product
    Rackswitch G8264cs
    Vendor
    Ibm
    Product
    Rackswitch G8264t
    Vendor
    Ibm
    Product
    Rackswitch G8316
    Vendor
    Ibm
    Product
    Rackswitch G8332
    Vendor
    Lenovo
    Product
    Enterprise Network Operating System
    Vendor
    Lenovo
    Product
    Flex System Fabric Cn4093 10gb Converged Scalable Switch
    Vendor
    Lenovo
    Product
    Flex System Fabric En4093r 10gb Scalable Switch
    Vendor
    Lenovo
    Product
    Flex System Fabric Si4093 10gb System Interconnect Module
    Vendor
    Lenovo
    Product
    Flex System Si4091 System Interconnect Module
    Vendor
    Lenovo
    Product
    Rackswitch G7028
    Vendor
    Lenovo
    Product
    Rackswitch G7052
    Vendor
    Lenovo
    Product
    Rackswitch G8052
    Vendor
    Lenovo
    Product
    Rackswitch G8124e
    Vendor
    Lenovo
    Product
    Rackswitch G8264
    Vendor
    Lenovo
    Product
    Rackswitch G8264cs
    Vendor
    Lenovo
    Product
    Rackswitch G8272
    Vendor
    Lenovo
    Product
    Rackswitch G8296
    Vendor
    Lenovo
    Product
    Rackswitch G8332

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    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