CVE-2019-10191

    Dashboard / Vulnerabilities / CVE-2019-10191

    CVE-2019-10191

    Published: 16 Jul 2019Last Modified: 8 Jul 2026

    Summary:

    Details: A vulnerability was discovered in DNS resolver of knot resolver before version 4.1.0 which allows remote attackers to downgrade DNSSEC-secure domains to DNSSEC-insecure state, opening possibility of domain hijack using attacks against insecure DNS protocol.

    References: https://lists.debian.org/debian-lts-announce/2024/04/msg00017.html, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMSSWBHINIX4WE6UDXWM66L7JYEK6XS6/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZV5YZZ5766UIG2TFLFJL6EESQNAP5X5/, https://www.knot-resolver.cz/2019-07-10-knot-resolver-4.1.0.html, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10191

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -0d2f2faff25dc01dcb676cd3c4242047af705e7a

    Affected versions

    v4.0.0

    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