CVE-2023-5967

    Dashboard / Vulnerabilities / CVE-2023-5967

    CVE-2023-5967

    Published: 6 Nov 2023Last Modified: 28 Oct 2026

    Summary: Denial of Service via crashing the Calls Plugin

    Details: Mattermost fails to properly validate requests to the Calls plugin, allowing an attacker sending a request without a User Agent header to cause a panic and crash the Calls plugin

    References: https://mattermost.com/security-updates, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/5xxx/CVE-2023-5967.json, https://nvd.nist.gov/vuln/detail/CVE-2023-5967

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    v8.0.3-rc1
    v8.0.3
    v8.0.2-rc3
    v8.0.2
    v8.0.2-rc2
    v8.0.1
    v8.0.0

    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-2023-5967 | CVE-DB