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    CVE-2020-21005

    WellCMS 2.0 beta3 is vulnerable to File Upload. A user can log in to the CMS background and upload a picture. Because the upload file type is controllable, the user can modify the upload file type to get webshell.

    Published:Jun 3, 2021
    Last Modified:Nov 21, 2024
    EPS:Jun 3, 2021
    EPSS Score:0.00208
    CVSS Score:6.5

    Affected Products

    Vendor
    Wellcms
    Product
    Wellcms

    Exploits

    https://github.com/Computer2200/-/issues/4https://github.com/Computer2200/-/issues/4

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    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