CVE-2022-51013

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    CVE-2022-51013

    Published: 7 Sept 2026Last Modified: 16 Sept 2026

    Summary: PocketMine-MP before 4.2.3 Denial of Service via NBT Metadata

    Details: PocketMine-MP versions before 4.2.3 fail to validate damage metadata values in tool and armor item NBT data received from clients. Attackers can send negative or out-of-range damage values in itemstack NBT to trigger unhandled exceptions in the Durable class, causing server crashes.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/51xxx/CVE-2022-51013.json, https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-46c5-pfj8-fv65, https://nvd.nist.gov/vuln/detail/CVE-2022-51013, https://www.vulncheck.com/advisories/pocketmine-mp-before-4.2.3-denial-of-service-via-nbt-metadata, https://github.com/pmmp/PocketMine-MP/commit/c8e1cfcbee4945fd4b63d2a7e96025c59744d4f1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -6c1c0c867e178f8da8b266e962ca13f4b4280ab4

    Affected versions

    4.2.3
    4.2.2
    4.2.1
    4.2.0

    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-2022-51013 | CVE-DB