Ubuntu 16.04 LTS / 18.04 LTS : systemd vulnerability (USN-3891-1)

medium Nessus Plugin ID 122314

Synopsis

The remote Ubuntu host is missing a security update.

Description

It was discovered that systemd incorrectly handled certain D-Bus messages. A local unprivileged attacker could exploit this in order to crash the init process, resulting in a system denial-of-service (kernel panic).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-3891-1

Plugin Details

Severity: Medium

ID: 122314

File Name: ubuntu_USN-3891-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 2/19/2019

Updated: 10/21/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.8

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2019-6454

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libnss-systemd, p-cpe:/a:canonical:ubuntu_linux:libpam-systemd, p-cpe:/a:canonical:ubuntu_linux:libsystemd-dev, p-cpe:/a:canonical:ubuntu_linux:libsystemd0, p-cpe:/a:canonical:ubuntu_linux:libudev-dev, p-cpe:/a:canonical:ubuntu_linux:libudev1, p-cpe:/a:canonical:ubuntu_linux:libudev1-udeb, p-cpe:/a:canonical:ubuntu_linux:systemd, p-cpe:/a:canonical:ubuntu_linux:systemd-container, p-cpe:/a:canonical:ubuntu_linux:systemd-coredump, p-cpe:/a:canonical:ubuntu_linux:systemd-journal-remote, p-cpe:/a:canonical:ubuntu_linux:systemd-sysv, p-cpe:/a:canonical:ubuntu_linux:systemd-tests, p-cpe:/a:canonical:ubuntu_linux:udev, p-cpe:/a:canonical:ubuntu_linux:udev-udeb, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libnss-myhostname, p-cpe:/a:canonical:ubuntu_linux:libnss-mymachines, p-cpe:/a:canonical:ubuntu_linux:libnss-resolve

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/18/2019

Vulnerability Publication Date: 3/21/2019

Reference Information

CVE: CVE-2019-6454

USN: 3891-1