CVE-2019-3806

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    CVE-2019-3806

    Published: 29 Jan 2019Last Modified: 7 Aug 2026

    Summary:

    Details: An issue has been found in PowerDNS Recursor versions after 4.1.3 before 4.1.9 where Lua hooks are not properly applied to queries received over TCP in some specific combination of settings, possibly bypassing security policies enforced using Lua.

    References: https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-01.html, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3806

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0a98a51fb1fbf90922f2edf7e47f3a9a050e2ddf
    Fixed -924b641ce41fddda352d6982b77394671deeef94

    Affected versions

    rec-4.1.8
    rec-4.1.7
    rec-4.1.6
    rec-4.1.5
    rec-4.1.4

    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