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    CVE-2021-44554

    Thinfinity VirtualUI before 3.0 allows a malicious actor to enumerate users registered in the OS (Windows) through the /changePassword URI. By accessing the vector, an attacker can determine if a username exists thanks to the message returned; it can be presented in different languages according to the configuration of VirtualUI. Common users are administrator, admin, guest and krgtbt.

    Published:Dec 20, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 20, 2021
    EPSS Score:0.00232
    CVSS Score:5.3

    Affected Products

    Vendor
    Cybelesoft
    Product
    Thinfinity Virtualui

    Exploits

    https://github.com/cybelesoft/virtualui/issues/1https://github.com/cybelesoft/virtualui/issues/1

    Common Weakness Enumeration

    CWE-203 Observable Discrepancy

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-189 Black Box Reverse Engineering

    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