UBUNTU-CVE-2016-5008

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    UBUNTU-CVE-2016-5008

    Published: 13 Jul 2016Last Modified: 22 Apr 2026
    Upstream:
    CVE-2016-5008
    Aliases:
    USN-3576-1

    Summary:

    Details: libvirt before 2.0.0 improperly disables password checking when the password on a VNC server is set to an empty string, which allows remote attackers to bypass authentication and establish a VNC session by connecting to the server.

    References: https://ubuntu.com/security/CVE-2016-5008, https://bugzilla.redhat.com/show_bug.cgi?id=1180092, http://security.libvirt.org/2016/0001.html, https://ubuntu.com/security/notices/USN-3576-1, https://www.cve.org/CVERecord?id=CVE-2016-5008

    Affected packages

    Package

    Name: libvirt

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.2.2-0ubuntu13.1.26

    Affected versions

    1.1.1-0ubuntu8
    1.1.1-0ubuntu9
    1.1.4-0ubuntu2
    1.1.4-0ubuntu3
    1.1.4-0ubuntu4
    1.1.4-0ubuntu5

    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
    UBUNTU-CVE-2016-5008 | CVE-DB