UBUNTU-CVE-2019-19794

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    UBUNTU-CVE-2019-19794

    Published: 13 Dec 2019Last Modified: 24 Oct 2025
    Upstream:
    CVE-2019-19794

    Summary:

    Details: The miekg Go DNS package before 1.1.25, as used in CoreDNS before 1.6.6 and other products, improperly generates random numbers because math/rand is used. The TXID becomes predictable, leading to response forgeries.

    References: https://ubuntu.com/security/CVE-2019-19794, https://github.com/coredns/coredns/issues/3519, https://github.com/miekg/dns/compare/v1.1.24...v1.1.25, https://github.com/miekg/dns/issues/1043, https://github.com/miekg/dns/pull/1044, https://github.com/coredns/coredns/issues/3547, https://www.cve.org/CVERecord?id=CVE-2019-19794

    Affected packages

    Package

    Name: golang-github-miekg-dns

    Purl: pkg:deb/ubuntu/[email protected]~git20170501.0.f282f80-3?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.0~git20170501.0.f282f80-2
    0.0~git20170501.0.f282f80-3

    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
    UBUNTU-CVE-2019-19794 | CVE-DB