UBUNTU-CVE-2020-0556

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    UBUNTU-CVE-2020-0556

    Published: 12 Mar 2020Last Modified: 22 Apr 2026
    Upstream:
    CVE-2020-0556
    Aliases:
    USN-4311-1

    Summary:

    Details: Improper access control in subsystem for BlueZ before version 5.54 may allow an unauthenticated user to potentially enable escalation of privilege and denial of service via adjacent access

    References: https://ubuntu.com/security/CVE-2020-0556, https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00352.html, https://www.openwall.com/lists/oss-security/2020/03/12/4, https://ubuntu.com/security/notices/USN-4311-1, https://www.cve.org/CVERecord?id=CVE-2020-0556

    Affected packages

    Package

    Name: bluez

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.37-0ubuntu5.3

    Affected versions

    5.35-0ubuntu2

    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-2020-0556 | CVE-DB