CVE-2022-1337

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    CVE-2022-1337

    Published: 13 Apr 2022Last Modified: 12 Aug 2026

    Summary: OOM DoS in Mattermost image proxy

    Details: The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.

    References: https://mattermost.com/security-updates/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1337.json, https://nvd.nist.gov/vuln/detail/CVE-2022-1337

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- f46b068ecf3b20a0d6e529618813e0ef6b85ed72
    Fixed -2da130ccd402acff7cf40750dcc0a631c45e2029

    Affected versions

    v6.4.1
    v6.4.0

    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-2022-1337 | CVE-DB