CVE-2021-33806

    Dashboard / Vulnerabilities / CVE-2021-33806

    CVE-2021-33806

    Published: 3 Jun 2021Last Modified: 20 Oct 2026

    Summary:

    Details: The BDew BdLib library before 1.16.1.7 for Minecraft allows remote code execution because it deserializes untrusted data in ObjectInputStream.readObject as part of its use of Java serialization.

    References: https://bdew.net, https://vuln.ryotak.me/advisories/46, https://www.curseforge.com/minecraft/mc-mods/bdlib/files/3331330, https://github.com/bdew-minecraft/bdlib/commit/447210530ceec72fb3374efecb0930ed359d2297

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -447210530ceec72fb3374efecb0930ed359d2297

    Affected versions

    v1.9.4
    v1.9.3
    v1.9.2
    v1.9.1
    v1.9.0

    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-2021-33806 | CVE-DB