USN-3853-1

    Dashboard / Vulnerabilities / USN-3853-1

    USN-3853-1

    Published: 10 Jan 2019Last Modified: 10 Feb 2026

    Summary: gnupg2 vulnerability

    Details: Ben Fuhrmannek discovered that GnuPG incorrectly handled Web Key Directory lookups. A remote attacker could possibly use this issue to cause a denial of service, or perform Cross-Site Request Forgery attacks.

    References: https://ubuntu.com/security/notices/USN-3853-1, https://ubuntu.com/security/CVE-2018-1000858

    Affected packages

    Package

    Name: gnupg2

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.2.4-1ubuntu1.2

    Affected versions

    2.1.15-1ubuntu8

    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