UBUNTU-CVE-2020-0556

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Source
https://ubuntu.com/security/CVE-2020-0556
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-0556.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-0556
Upstream
Downstream
Related
Published
2020-03-12T21:15:00Z
Modified
2025-09-08T16:45:54Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
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

Affected packages

Ubuntu:16.04:LTS / bluez

Package

Name
bluez
Purl
pkg:deb/ubuntu/bluez@5.37-0ubuntu5.3?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.37-0ubuntu5.3

Affected versions

5.*

5.35-0ubuntu2
5.36-0ubuntu1
5.37-0ubuntu5
5.37-0ubuntu5.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "bluetooth",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "bluez",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "bluez-cups",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "bluez-hcidump",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "bluez-obexd",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "bluez-tests",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "libbluetooth-dev",
            "binary_version": "5.37-0ubuntu5.3"
        },
        {
            "binary_name": "libbluetooth3",
            "binary_version": "5.37-0ubuntu5.3"
        }
    ]
}

Ubuntu:18.04:LTS / bluez

Package

Name
bluez
Purl
pkg:deb/ubuntu/bluez@5.48-0ubuntu3.4?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.48-0ubuntu3.4

Affected versions

5.*

5.46-0ubuntu3
5.46-0ubuntu4
5.48-0ubuntu3
5.48-0ubuntu3.1
5.48-0ubuntu3.2
5.48-0ubuntu3.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "bluetooth",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "bluez",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "bluez-cups",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "bluez-hcidump",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "bluez-obexd",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "bluez-tests",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "libbluetooth-dev",
            "binary_version": "5.48-0ubuntu3.4"
        },
        {
            "binary_name": "libbluetooth3",
            "binary_version": "5.48-0ubuntu3.4"
        }
    ]
}