CVE-2019-3807

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    CVE-2019-3807

    Published: 29 Jan 2019Last Modified: 7 Aug 2026

    Summary:

    Details: An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.

    References: https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 80da1b4773cbdad76755b01c70739059d6f607af
    Fixed -None

    Affected versions

    rec-4.1.8
    rec-4.1.7
    rec-4.1.6
    rec-4.1.5
    rec-4.1.4
    rec-4.1.3
    rec-4.1.2
    rec-4.1.1
    rec-4.1.0

    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