CVE-2020-18899

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    CVE-2020-18899

    Published: 19 Aug 2021Last Modified: 9 Jul 2026

    Summary:

    Details: An uncontrolled memory allocation in DataBufdata(subBox.length-sizeof(box)) function of Exiv2 0.27 allows attackers to cause a denial of service (DOS) via a crafted input.

    References: https://security.gentoo.org/glsa/202312-06, https://github.com/Exiv2/exiv2/issues/742, https://cwe.mitre.org/data/definitions/789.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 62826516778b96da5ddb38f5ec1499dc76994a6f
    Fixed -None

    Affected versions

    0.27-NA

    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-2020-18899 | CVE-DB