USN-4938-1

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    USN-4938-1

    Published: 6 May 2021Last Modified: 27 Apr 2026

    Summary: unbound vulnerabilities

    Details: It was discovered that Unbound contained multiple security issues. A remote attacker could possibly use these issues to cause a denial of service, inject arbitrary commands, execute arbitrary code, and overwrite local files.

    References: https://ubuntu.com/security/notices/USN-4938-1, https://ubuntu.com/security/CVE-2019-25031, https://ubuntu.com/security/CVE-2019-25032, https://ubuntu.com/security/CVE-2019-25033, https://ubuntu.com/security/CVE-2019-25034, https://ubuntu.com/security/CVE-2019-25035, https://ubuntu.com/security/CVE-2019-25036, https://ubuntu.com/security/CVE-2019-25037, https://ubuntu.com/security/CVE-2019-25038, https://ubuntu.com/security/CVE-2019-25039, https://ubuntu.com/security/CVE-2019-25040, https://ubuntu.com/security/CVE-2019-25041, https://ubuntu.com/security/CVE-2019-25042, https://ubuntu.com/security/CVE-2020-28935

    Affected packages

    Package

    Name: unbound

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.6.7-1ubuntu2.4

    Affected versions

    1.6.5-1
    1.6.7-1
    1.6.7-1build1
    1.6.7-1ubuntu1
    1.6.7-1ubuntu2
    1.6.7-1ubuntu2.1
    1.6.7-1ubuntu2.2
    1.6.7-1ubuntu2.3

    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
    USN-4938-1 | CVE-DB