BIT-mastodon-2023-42451

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    BIT-mastodon-2023-42451

    Published: 6 Mar 2024Last Modified: 8 Sept 2026

    Summary: Mastodon Invalid Domain Name Normalization vulnerability

    Details: Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0, under certain circumstances, attackers can exploit a flaw in domain name normalization to spoof domains they do not own. Versions 3.5.14, 4.0.10, 4.1.8, and 4.2.0 contain a patch for this issue.

    References: https://github.com/mastodon/mastodon/commit/eeab3560fc0516070b3fb97e089b15ecab1938c8, https://github.com/mastodon/mastodon/security/advisories/GHSA-v3xf-c9qf-j667, https://nvd.nist.gov/vuln/detail/CVE-2023-42451

    Affected packages

    Package

    Name: mastodon

    Purl: pkg:bitnami/mastodon

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -3.5.14

    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
    BIT-mastodon-2023-42451 | CVE-DB