CVE-2023-50455

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    CVE-2023-50455

    Published: 10 Dec 2023Last Modified: 28 Oct 2026

    Summary:

    Details: An issue was discovered in Zammad before 6.2.0. Due to lack of rate limiting in the "email address verification" feature, an attacker could send many requests for a known address to cause Denial Of Service (generation of many emails, which would also spam the victim).

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/50xxx/CVE-2023-50455.json, https://nvd.nist.gov/vuln/detail/CVE-2023-50455, https://zammad.com/en/advisories/zaa-2023-06

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- ec4ddb8ae6a55d1c8e64ab5ddda9ff3e9d4f45c8
    Fixed -None

    Affected versions

    6.1.0-NA
    6.1.0-alpha

    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-2023-50455 | CVE-DB