CVE-2020-21057

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    CVE-2020-21057

    Published: 20 May 2021Last Modified: 8 Jul 2026

    Summary:

    Details: Directory Traversal vulnerability in FusionPBX 4.5.7, which allows a remote malicious user to delete folders on the system via the folder variable to app/edit/folderdelete.php.

    References: https://github.com/fusionpbx/fusionpbx/commit/026c3958c3c7ca6b2ff067addc991aac8f41cf11, https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-4/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -026c3958c3c7ca6b2ff067addc991aac8f41cf11

    Affected versions

    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
    CVE-2020-21057 | CVE-DB