USN-4530-1

Wolfgang Schweer discovered that Debian-LAN did not properly handle ACLs for the Kerberos admin server. A local attacker could possibly use this issue to change the passwords of other users, leading to root privilege escalation. (CVE-2019-3467)

References

Affected packages

Ubuntu:18.04:LTS / debian-lan-config

Package

Name: debian-lan-config
Purl: pkg:deb/ubuntu/debian-lan-config@0.23+deb9u1build0.18.04.1?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.23+deb9u1build0.18.04.1

Affected versions

0.*

0.23

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "debian-lan-config",
            "binary_version": "0.23+deb9u1build0.18.04.1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4530-1.json"

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2019-3467"
        }
    ]
}