USN-4015-2

Joe Vennix discovered that DBus incorrectly handled DBUSCOOKIESHA1 authentication. A local attacker could possibly use this issue to bypass authentication and connect to DBus servers with elevated privileges.

References

Affected packages

Ubuntu:Pro:14.04:LTS / dbus

Package

Name: dbus
Purl: pkg:deb/ubuntu/dbus@1.6.18-0ubuntu4.5+esm1?arch=source&distro=trusty/esm

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.6.18-0ubuntu4.5+esm1

Affected versions

1.*

1.6.12-0ubuntu10

1.6.18-0ubuntu1

1.6.18-0ubuntu2

1.6.18-0ubuntu3

1.6.18-0ubuntu4

1.6.18-0ubuntu4.1

1.6.18-0ubuntu4.2

1.6.18-0ubuntu4.3

1.6.18-0ubuntu4.4

1.6.18-0ubuntu4.5

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.6.18-0ubuntu4.5+esm1",
            "binary_name": "dbus"
        },
        {
            "binary_version": "1.6.18-0ubuntu4.5+esm1",
            "binary_name": "dbus-x11"
        },
        {
            "binary_version": "1.6.18-0ubuntu4.5+esm1",
            "binary_name": "libdbus-1-3"
        },
        {
            "binary_version": "1.6.18-0ubuntu4.5+esm1",
            "binary_name": "libdbus-1-dev"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2019-12749"
        }
    ]
}